From 35dc8aabc8783d6322a59d774af2858e5955d2ab Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Fri, 10 Mar 2017 15:48:12 +0530 Subject: drm: bridge: dw-hdmi: Move the driver to a separate directory. The driver is already made of 5 separate source files. Move it to a newly created directory named synopsys where more Synopsys bridge drivers can be added later (for the DisplayPort controller for instance). Suggested-by: Jose Abreu Signed-off-by: Laurent Pinchart Reviewed-by: Jose Abreu Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/20170303172007.26541-10-laurent.pinchart+renesas@ideasonboard.com --- drivers/gpu/drm/bridge/Kconfig | 26 +- drivers/gpu/drm/bridge/Makefile | 4 +- drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c | 652 ------ drivers/gpu/drm/bridge/dw-hdmi-audio.h | 21 - drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c | 141 -- drivers/gpu/drm/bridge/dw-hdmi.c | 2314 -------------------- drivers/gpu/drm/bridge/dw-hdmi.h | 1153 ---------- drivers/gpu/drm/bridge/synopsys/Kconfig | 23 + drivers/gpu/drm/bridge/synopsys/Makefile | 5 + .../gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c | 652 ++++++ drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h | 21 + .../gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c | 141 ++ drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 2314 ++++++++++++++++++++ drivers/gpu/drm/bridge/synopsys/dw-hdmi.h | 1153 ++++++++++ 14 files changed, 4312 insertions(+), 4308 deletions(-) delete mode 100644 drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c delete mode 100644 drivers/gpu/drm/bridge/dw-hdmi-audio.h delete mode 100644 drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c delete mode 100644 drivers/gpu/drm/bridge/dw-hdmi.c delete mode 100644 drivers/gpu/drm/bridge/dw-hdmi.h create mode 100644 drivers/gpu/drm/bridge/synopsys/Kconfig create mode 100644 drivers/gpu/drm/bridge/synopsys/Makefile create mode 100644 drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c create mode 100644 drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h create mode 100644 drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c create mode 100644 drivers/gpu/drm/bridge/synopsys/dw-hdmi.c create mode 100644 drivers/gpu/drm/bridge/synopsys/dw-hdmi.h (limited to 'drivers') diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index fee4e1a72786..f6968d3b4b41 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -33,30 +33,6 @@ config DRM_LVDS_ENCODER Support for transparent parallel to LVDS encoders that don't require any configuration. -config DRM_DW_HDMI - tristate - select DRM_KMS_HELPER - -config DRM_DW_HDMI_AHB_AUDIO - tristate "Synopsis Designware AHB Audio interface" - depends on DRM_DW_HDMI && SND - select SND_PCM - select SND_PCM_ELD - select SND_PCM_IEC958 - help - Support the AHB Audio interface which is part of the Synopsis - Designware HDMI block. This is used in conjunction with - the i.MX6 HDMI driver. - -config DRM_DW_HDMI_I2S_AUDIO - tristate "Synopsis Designware I2S Audio interface" - depends on SND_SOC - depends on DRM_DW_HDMI - select SND_SOC_HDMI_CODEC - help - Support the I2S Audio interface which is part of the Synopsis - Designware HDMI block. - config DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW tristate "MegaChips stdp4028-ge-b850v3-fw and stdp2690-ge-b850v3-fw" depends on OF @@ -121,4 +97,6 @@ source "drivers/gpu/drm/bridge/analogix/Kconfig" source "drivers/gpu/drm/bridge/adv7511/Kconfig" +source "drivers/gpu/drm/bridge/synopsys/Kconfig" + endmenu diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile index 967d4314ba82..3fe2226ee2f2 100644 --- a/drivers/gpu/drm/bridge/Makefile +++ b/drivers/gpu/drm/bridge/Makefile @@ -3,9 +3,6 @@ ccflags-y := -Iinclude/drm obj-$(CONFIG_DRM_ANALOGIX_ANX78XX) += analogix-anx78xx.o obj-$(CONFIG_DRM_DUMB_VGA_DAC) += dumb-vga-dac.o obj-$(CONFIG_DRM_LVDS_ENCODER) += lvds-encoder.o -obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o -obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o -obj-$(CONFIG_DRM_DW_HDMI_I2S_AUDIO) += dw-hdmi-i2s-audio.o obj-$(CONFIG_DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW) += megachips-stdpxxxx-ge-b850v3-fw.o obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o @@ -15,3 +12,4 @@ obj-$(CONFIG_DRM_TOSHIBA_TC358767) += tc358767.o obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix/ obj-$(CONFIG_DRM_I2C_ADV7511) += adv7511/ obj-$(CONFIG_DRM_TI_TFP410) += ti-tfp410.o +obj-y += synopsys/ diff --git a/drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c b/drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c deleted file mode 100644 index 8f2d1379c880..000000000000 --- a/drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c +++ /dev/null @@ -1,652 +0,0 @@ -/* - * DesignWare HDMI audio driver - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Written and tested against the Designware HDMI Tx found in iMX6. - */ -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -#include "dw-hdmi-audio.h" - -#define DRIVER_NAME "dw-hdmi-ahb-audio" - -/* Provide some bits rather than bit offsets */ -enum { - HDMI_AHB_DMA_CONF0_SW_FIFO_RST = BIT(7), - HDMI_AHB_DMA_CONF0_EN_HLOCK = BIT(3), - HDMI_AHB_DMA_START_START = BIT(0), - HDMI_AHB_DMA_STOP_STOP = BIT(0), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR = BIT(5), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST = BIT(4), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY = BIT(3), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE = BIT(2), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL = BIT(1), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY = BIT(0), - HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL = - HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR | - HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST | - HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY | - HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE | - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL | - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY, - HDMI_IH_AHBDMAAUD_STAT0_ERROR = BIT(5), - HDMI_IH_AHBDMAAUD_STAT0_LOST = BIT(4), - HDMI_IH_AHBDMAAUD_STAT0_RETRY = BIT(3), - HDMI_IH_AHBDMAAUD_STAT0_DONE = BIT(2), - HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL = BIT(1), - HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY = BIT(0), - HDMI_IH_AHBDMAAUD_STAT0_ALL = - HDMI_IH_AHBDMAAUD_STAT0_ERROR | - HDMI_IH_AHBDMAAUD_STAT0_LOST | - HDMI_IH_AHBDMAAUD_STAT0_RETRY | - HDMI_IH_AHBDMAAUD_STAT0_DONE | - HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL | - HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY, - HDMI_AHB_DMA_CONF0_INCR16 = 2 << 1, - HDMI_AHB_DMA_CONF0_INCR8 = 1 << 1, - HDMI_AHB_DMA_CONF0_INCR4 = 0, - HDMI_AHB_DMA_CONF0_BURST_MODE = BIT(0), - HDMI_AHB_DMA_MASK_DONE = BIT(7), - - HDMI_REVISION_ID = 0x0001, - HDMI_IH_AHBDMAAUD_STAT0 = 0x0109, - HDMI_IH_MUTE_AHBDMAAUD_STAT0 = 0x0189, - HDMI_FC_AUDICONF2 = 0x1027, - HDMI_FC_AUDSCONF = 0x1063, - HDMI_FC_AUDSCONF_LAYOUT1 = 1 << 0, - HDMI_FC_AUDSCONF_LAYOUT0 = 0 << 0, - HDMI_AHB_DMA_CONF0 = 0x3600, - HDMI_AHB_DMA_START = 0x3601, - HDMI_AHB_DMA_STOP = 0x3602, - HDMI_AHB_DMA_THRSLD = 0x3603, - HDMI_AHB_DMA_STRADDR0 = 0x3604, - HDMI_AHB_DMA_STPADDR0 = 0x3608, - HDMI_AHB_DMA_MASK = 0x3614, - HDMI_AHB_DMA_POL = 0x3615, - HDMI_AHB_DMA_CONF1 = 0x3616, - HDMI_AHB_DMA_BUFFPOL = 0x361a, -}; - -struct dw_hdmi_channel_conf { - u8 conf1; - u8 ca; -}; - -/* - * The default mapping of ALSA channels to HDMI channels and speaker - * allocation bits. Note that we can't do channel remapping here - - * channels must be in the same order. - * - * Mappings for alsa-lib pcm/surround*.conf files: - * - * Front Sur4.0 Sur4.1 Sur5.0 Sur5.1 Sur7.1 - * Channels 2 4 6 6 6 8 - * - * Our mapping from ALSA channel to CEA686D speaker name and HDMI channel: - * - * Number of ALSA channels - * ALSA Channel 2 3 4 5 6 7 8 - * 0 FL:0 = = = = = = - * 1 FR:1 = = = = = = - * 2 FC:3 RL:4 LFE:2 = = = - * 3 RR:5 RL:4 FC:3 = = - * 4 RR:5 RL:4 = = - * 5 RR:5 = = - * 6 RC:6 = - * 7 RLC/FRC RLC/FRC - */ -static struct dw_hdmi_channel_conf default_hdmi_channel_config[7] = { - { 0x03, 0x00 }, /* FL,FR */ - { 0x0b, 0x02 }, /* FL,FR,FC */ - { 0x33, 0x08 }, /* FL,FR,RL,RR */ - { 0x37, 0x09 }, /* FL,FR,LFE,RL,RR */ - { 0x3f, 0x0b }, /* FL,FR,LFE,FC,RL,RR */ - { 0x7f, 0x0f }, /* FL,FR,LFE,FC,RL,RR,RC */ - { 0xff, 0x13 }, /* FL,FR,LFE,FC,RL,RR,[FR]RC,[FR]LC */ -}; - -struct snd_dw_hdmi { - struct snd_card *card; - struct snd_pcm *pcm; - spinlock_t lock; - struct dw_hdmi_audio_data data; - struct snd_pcm_substream *substream; - void (*reformat)(struct snd_dw_hdmi *, size_t, size_t); - void *buf_src; - void *buf_dst; - dma_addr_t buf_addr; - unsigned buf_offset; - unsigned buf_period; - unsigned buf_size; - unsigned channels; - u8 revision; - u8 iec_offset; - u8 cs[192][8]; -}; - -static void dw_hdmi_writel(u32 val, void __iomem *ptr) -{ - writeb_relaxed(val, ptr); - writeb_relaxed(val >> 8, ptr + 1); - writeb_relaxed(val >> 16, ptr + 2); - writeb_relaxed(val >> 24, ptr + 3); -} - -/* - * Convert to hardware format: The userspace buffer contains IEC958 samples, - * with the PCUV bits in bits 31..28 and audio samples in bits 27..4. We - * need these to be in bits 27..24, with the IEC B bit in bit 28, and audio - * samples in 23..0. - * - * Default preamble in bits 3..0: 8 = block start, 4 = even 2 = odd - * - * Ideally, we could do with having the data properly formatted in userspace. - */ -static void dw_hdmi_reformat_iec958(struct snd_dw_hdmi *dw, - size_t offset, size_t bytes) -{ - u32 *src = dw->buf_src + offset; - u32 *dst = dw->buf_dst + offset; - u32 *end = dw->buf_src + offset + bytes; - - do { - u32 b, sample = *src++; - - b = (sample & 8) << (28 - 3); - - sample >>= 4; - - *dst++ = sample | b; - } while (src < end); -} - -static u32 parity(u32 sample) -{ - sample ^= sample >> 16; - sample ^= sample >> 8; - sample ^= sample >> 4; - sample ^= sample >> 2; - sample ^= sample >> 1; - return (sample & 1) << 27; -} - -static void dw_hdmi_reformat_s24(struct snd_dw_hdmi *dw, - size_t offset, size_t bytes) -{ - u32 *src = dw->buf_src + offset; - u32 *dst = dw->buf_dst + offset; - u32 *end = dw->buf_src + offset + bytes; - - do { - unsigned i; - u8 *cs; - - cs = dw->cs[dw->iec_offset++]; - if (dw->iec_offset >= 192) - dw->iec_offset = 0; - - i = dw->channels; - do { - u32 sample = *src++; - - sample &= ~0xff000000; - sample |= *cs++ << 24; - sample |= parity(sample & ~0xf8000000); - - *dst++ = sample; - } while (--i); - } while (src < end); -} - -static void dw_hdmi_create_cs(struct snd_dw_hdmi *dw, - struct snd_pcm_runtime *runtime) -{ - u8 cs[4]; - unsigned ch, i, j; - - snd_pcm_create_iec958_consumer(runtime, cs, sizeof(cs)); - - memset(dw->cs, 0, sizeof(dw->cs)); - - for (ch = 0; ch < 8; ch++) { - cs[2] &= ~IEC958_AES2_CON_CHANNEL; - cs[2] |= (ch + 1) << 4; - - for (i = 0; i < ARRAY_SIZE(cs); i++) { - unsigned c = cs[i]; - - for (j = 0; j < 8; j++, c >>= 1) - dw->cs[i * 8 + j][ch] = (c & 1) << 2; - } - } - dw->cs[0][0] |= BIT(4); -} - -static void dw_hdmi_start_dma(struct snd_dw_hdmi *dw) -{ - void __iomem *base = dw->data.base; - unsigned offset = dw->buf_offset; - unsigned period = dw->buf_period; - u32 start, stop; - - dw->reformat(dw, offset, period); - - /* Clear all irqs before enabling irqs and starting DMA */ - writeb_relaxed(HDMI_IH_AHBDMAAUD_STAT0_ALL, - base + HDMI_IH_AHBDMAAUD_STAT0); - - start = dw->buf_addr + offset; - stop = start + period - 1; - - /* Setup the hardware start/stop addresses */ - dw_hdmi_writel(start, base + HDMI_AHB_DMA_STRADDR0); - dw_hdmi_writel(stop, base + HDMI_AHB_DMA_STPADDR0); - - writeb_relaxed((u8)~HDMI_AHB_DMA_MASK_DONE, base + HDMI_AHB_DMA_MASK); - writeb(HDMI_AHB_DMA_START_START, base + HDMI_AHB_DMA_START); - - offset += period; - if (offset >= dw->buf_size) - offset = 0; - dw->buf_offset = offset; -} - -static void dw_hdmi_stop_dma(struct snd_dw_hdmi *dw) -{ - /* Disable interrupts before disabling DMA */ - writeb_relaxed(~0, dw->data.base + HDMI_AHB_DMA_MASK); - writeb_relaxed(HDMI_AHB_DMA_STOP_STOP, dw->data.base + HDMI_AHB_DMA_STOP); -} - -static irqreturn_t snd_dw_hdmi_irq(int irq, void *data) -{ - struct snd_dw_hdmi *dw = data; - struct snd_pcm_substream *substream; - unsigned stat; - - stat = readb_relaxed(dw->data.base + HDMI_IH_AHBDMAAUD_STAT0); - if (!stat) - return IRQ_NONE; - - writeb_relaxed(stat, dw->data.base + HDMI_IH_AHBDMAAUD_STAT0); - - substream = dw->substream; - if (stat & HDMI_IH_AHBDMAAUD_STAT0_DONE && substream) { - snd_pcm_period_elapsed(substream); - - spin_lock(&dw->lock); - if (dw->substream) - dw_hdmi_start_dma(dw); - spin_unlock(&dw->lock); - } - - return IRQ_HANDLED; -} - -static struct snd_pcm_hardware dw_hdmi_hw = { - .info = SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, - .formats = SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE | - SNDRV_PCM_FMTBIT_S24_LE, - .rates = SNDRV_PCM_RATE_32000 | - SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | - SNDRV_PCM_RATE_88200 | - SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_176400 | - SNDRV_PCM_RATE_192000, - .channels_min = 2, - .channels_max = 8, - .buffer_bytes_max = 1024 * 1024, - .period_bytes_min = 256, - .period_bytes_max = 8192, /* ERR004323: must limit to 8k */ - .periods_min = 2, - .periods_max = 16, - .fifo_size = 0, -}; - -static int dw_hdmi_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dw_hdmi *dw = substream->private_data; - void __iomem *base = dw->data.base; - int ret; - - runtime->hw = dw_hdmi_hw; - - ret = snd_pcm_hw_constraint_eld(runtime, dw->data.eld); - if (ret < 0) - return ret; - - ret = snd_pcm_limit_hw_rates(runtime); - if (ret < 0) - return ret; - - ret = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS); - if (ret < 0) - return ret; - - /* Limit the buffer size to the size of the preallocated buffer */ - ret = snd_pcm_hw_constraint_minmax(runtime, - SNDRV_PCM_HW_PARAM_BUFFER_SIZE, - 0, substream->dma_buffer.bytes); - if (ret < 0) - return ret; - - /* Clear FIFO */ - writeb_relaxed(HDMI_AHB_DMA_CONF0_SW_FIFO_RST, - base + HDMI_AHB_DMA_CONF0); - - /* Configure interrupt polarities */ - writeb_relaxed(~0, base + HDMI_AHB_DMA_POL); - writeb_relaxed(~0, base + HDMI_AHB_DMA_BUFFPOL); - - /* Keep interrupts masked, and clear any pending */ - writeb_relaxed(~0, base + HDMI_AHB_DMA_MASK); - writeb_relaxed(~0, base + HDMI_IH_AHBDMAAUD_STAT0); - - ret = request_irq(dw->data.irq, snd_dw_hdmi_irq, IRQF_SHARED, - "dw-hdmi-audio", dw); - if (ret) - return ret; - - /* Un-mute done interrupt */ - writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL & - ~HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE, - base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); - - return 0; -} - -static int dw_hdmi_close(struct snd_pcm_substream *substream) -{ - struct snd_dw_hdmi *dw = substream->private_data; - - /* Mute all interrupts */ - writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL, - dw->data.base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); - - free_irq(dw->data.irq, dw); - - return 0; -} - -static int dw_hdmi_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_vmalloc_buffer(substream); -} - -static int dw_hdmi_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - /* Allocate the PCM runtime buffer, which is exposed to userspace. */ - return snd_pcm_lib_alloc_vmalloc_buffer(substream, - params_buffer_bytes(params)); -} - -static int dw_hdmi_prepare(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dw_hdmi *dw = substream->private_data; - u8 threshold, conf0, conf1, layout, ca; - - /* Setup as per 3.0.5 FSL 4.1.0 BSP */ - switch (dw->revision) { - case 0x0a: - conf0 = HDMI_AHB_DMA_CONF0_BURST_MODE | - HDMI_AHB_DMA_CONF0_INCR4; - if (runtime->channels == 2) - threshold = 126; - else - threshold = 124; - break; - case 0x1a: - conf0 = HDMI_AHB_DMA_CONF0_BURST_MODE | - HDMI_AHB_DMA_CONF0_INCR8; - threshold = 128; - break; - default: - /* NOTREACHED */ - return -EINVAL; - } - - dw_hdmi_set_sample_rate(dw->data.hdmi, runtime->rate); - - /* Minimum number of bytes in the fifo. */ - runtime->hw.fifo_size = threshold * 32; - - conf0 |= HDMI_AHB_DMA_CONF0_EN_HLOCK; - conf1 = default_hdmi_channel_config[runtime->channels - 2].conf1; - ca = default_hdmi_channel_config[runtime->channels - 2].ca; - - /* - * For >2 channel PCM audio, we need to select layout 1 - * and set an appropriate channel map. - */ - if (runtime->channels > 2) - layout = HDMI_FC_AUDSCONF_LAYOUT1; - else - layout = HDMI_FC_AUDSCONF_LAYOUT0; - - writeb_relaxed(threshold, dw->data.base + HDMI_AHB_DMA_THRSLD); - writeb_relaxed(conf0, dw->data.base + HDMI_AHB_DMA_CONF0); - writeb_relaxed(conf1, dw->data.base + HDMI_AHB_DMA_CONF1); - writeb_relaxed(layout, dw->data.base + HDMI_FC_AUDSCONF); - writeb_relaxed(ca, dw->data.base + HDMI_FC_AUDICONF2); - - switch (runtime->format) { - case SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE: - dw->reformat = dw_hdmi_reformat_iec958; - break; - case SNDRV_PCM_FORMAT_S24_LE: - dw_hdmi_create_cs(dw, runtime); - dw->reformat = dw_hdmi_reformat_s24; - break; - } - dw->iec_offset = 0; - dw->channels = runtime->channels; - dw->buf_src = runtime->dma_area; - dw->buf_dst = substream->dma_buffer.area; - dw->buf_addr = substream->dma_buffer.addr; - dw->buf_period = snd_pcm_lib_period_bytes(substream); - dw->buf_size = snd_pcm_lib_buffer_bytes(substream); - - return 0; -} - -static int dw_hdmi_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_dw_hdmi *dw = substream->private_data; - unsigned long flags; - int ret = 0; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - spin_lock_irqsave(&dw->lock, flags); - dw->buf_offset = 0; - dw->substream = substream; - dw_hdmi_start_dma(dw); - dw_hdmi_audio_enable(dw->data.hdmi); - spin_unlock_irqrestore(&dw->lock, flags); - substream->runtime->delay = substream->runtime->period_size; - break; - - case SNDRV_PCM_TRIGGER_STOP: - spin_lock_irqsave(&dw->lock, flags); - dw->substream = NULL; - dw_hdmi_stop_dma(dw); - dw_hdmi_audio_disable(dw->data.hdmi); - spin_unlock_irqrestore(&dw->lock, flags); - break; - - default: - ret = -EINVAL; - break; - } - - return ret; -} - -static snd_pcm_uframes_t dw_hdmi_pointer(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dw_hdmi *dw = substream->private_data; - - /* - * We are unable to report the exact hardware position as - * reading the 32-bit DMA position using 8-bit reads is racy. - */ - return bytes_to_frames(runtime, dw->buf_offset); -} - -static struct snd_pcm_ops snd_dw_hdmi_ops = { - .open = dw_hdmi_open, - .close = dw_hdmi_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = dw_hdmi_hw_params, - .hw_free = dw_hdmi_hw_free, - .prepare = dw_hdmi_prepare, - .trigger = dw_hdmi_trigger, - .pointer = dw_hdmi_pointer, - .page = snd_pcm_lib_get_vmalloc_page, -}; - -static int snd_dw_hdmi_probe(struct platform_device *pdev) -{ - const struct dw_hdmi_audio_data *data = pdev->dev.platform_data; - struct device *dev = pdev->dev.parent; - struct snd_dw_hdmi *dw; - struct snd_card *card; - struct snd_pcm *pcm; - unsigned revision; - int ret; - - writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL, - data->base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); - revision = readb_relaxed(data->base + HDMI_REVISION_ID); - if (revision != 0x0a && revision != 0x1a) { - dev_err(dev, "dw-hdmi-audio: unknown revision 0x%02x\n", - revision); - return -ENXIO; - } - - ret = snd_card_new(dev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, - THIS_MODULE, sizeof(struct snd_dw_hdmi), &card); - if (ret < 0) - return ret; - - strlcpy(card->driver, DRIVER_NAME, sizeof(card->driver)); - strlcpy(card->shortname, "DW-HDMI", sizeof(card->shortname)); - snprintf(card->longname, sizeof(card->longname), - "%s rev 0x%02x, irq %d", card->shortname, revision, - data->irq); - - dw = card->private_data; - dw->card = card; - dw->data = *data; - dw->revision = revision; - - spin_lock_init(&dw->lock); - - ret = snd_pcm_new(card, "DW HDMI", 0, 1, 0, &pcm); - if (ret < 0) - goto err; - - dw->pcm = pcm; - pcm->private_data = dw; - strlcpy(pcm->name, DRIVER_NAME, sizeof(pcm->name)); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_dw_hdmi_ops); - - /* - * To support 8-channel 96kHz audio reliably, we need 512k - * to satisfy alsa with our restricted period (ERR004323). - */ - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, - dev, 128 * 1024, 1024 * 1024); - - ret = snd_card_register(card); - if (ret < 0) - goto err; - - platform_set_drvdata(pdev, dw); - - return 0; - -err: - snd_card_free(card); - return ret; -} - -static int snd_dw_hdmi_remove(struct platform_device *pdev) -{ - struct snd_dw_hdmi *dw = platform_get_drvdata(pdev); - - snd_card_free(dw->card); - - return 0; -} - -#if defined(CONFIG_PM_SLEEP) && defined(IS_NOT_BROKEN) -/* - * This code is fine, but requires implementation in the dw_hdmi_trigger() - * method which is currently missing as I have no way to test this. - */ -static int snd_dw_hdmi_suspend(struct device *dev) -{ - struct snd_dw_hdmi *dw = dev_get_drvdata(dev); - - snd_power_change_state(dw->card, SNDRV_CTL_POWER_D3cold); - snd_pcm_suspend_all(dw->pcm); - - return 0; -} - -static int snd_dw_hdmi_resume(struct device *dev) -{ - struct snd_dw_hdmi *dw = dev_get_drvdata(dev); - - snd_power_change_state(dw->card, SNDRV_CTL_POWER_D0); - - return 0; -} - -static SIMPLE_DEV_PM_OPS(snd_dw_hdmi_pm, snd_dw_hdmi_suspend, - snd_dw_hdmi_resume); -#define PM_OPS &snd_dw_hdmi_pm -#else -#define PM_OPS NULL -#endif - -static struct platform_driver snd_dw_hdmi_driver = { - .probe = snd_dw_hdmi_probe, - .remove = snd_dw_hdmi_remove, - .driver = { - .name = DRIVER_NAME, - .pm = PM_OPS, - }, -}; - -module_platform_driver(snd_dw_hdmi_driver); - -MODULE_AUTHOR("Russell King "); -MODULE_DESCRIPTION("Synopsis Designware HDMI AHB ALSA interface"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/gpu/drm/bridge/dw-hdmi-audio.h b/drivers/gpu/drm/bridge/dw-hdmi-audio.h deleted file mode 100644 index fd1f745c6073..000000000000 --- a/drivers/gpu/drm/bridge/dw-hdmi-audio.h +++ /dev/null @@ -1,21 +0,0 @@ -#ifndef DW_HDMI_AUDIO_H -#define DW_HDMI_AUDIO_H - -struct dw_hdmi; - -struct dw_hdmi_audio_data { - phys_addr_t phys; - void __iomem *base; - int irq; - struct dw_hdmi *hdmi; - u8 *eld; -}; - -struct dw_hdmi_i2s_audio_data { - struct dw_hdmi *hdmi; - - void (*write)(struct dw_hdmi *hdmi, u8 val, int offset); - u8 (*read)(struct dw_hdmi *hdmi, int offset); -}; - -#endif diff --git a/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c deleted file mode 100644 index aaf287d2e91d..000000000000 --- a/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * dw-hdmi-i2s-audio.c - * - * Copyright (c) 2016 Kuninori Morimoto - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include - -#include - -#include "dw-hdmi.h" -#include "dw-hdmi-audio.h" - -#define DRIVER_NAME "dw-hdmi-i2s-audio" - -static inline void hdmi_write(struct dw_hdmi_i2s_audio_data *audio, - u8 val, int offset) -{ - struct dw_hdmi *hdmi = audio->hdmi; - - audio->write(hdmi, val, offset); -} - -static inline u8 hdmi_read(struct dw_hdmi_i2s_audio_data *audio, int offset) -{ - struct dw_hdmi *hdmi = audio->hdmi; - - return audio->read(hdmi, offset); -} - -static int dw_hdmi_i2s_hw_params(struct device *dev, void *data, - struct hdmi_codec_daifmt *fmt, - struct hdmi_codec_params *hparms) -{ - struct dw_hdmi_i2s_audio_data *audio = data; - struct dw_hdmi *hdmi = audio->hdmi; - u8 conf0 = 0; - u8 conf1 = 0; - u8 inputclkfs = 0; - - /* it cares I2S only */ - if ((fmt->fmt != HDMI_I2S) || - (fmt->bit_clk_master | fmt->frame_clk_master)) { - dev_err(dev, "unsupported format/settings\n"); - return -EINVAL; - } - - inputclkfs = HDMI_AUD_INPUTCLKFS_64FS; - conf0 = HDMI_AUD_CONF0_I2S_ALL_ENABLE; - - switch (hparms->sample_width) { - case 16: - conf1 = HDMI_AUD_CONF1_WIDTH_16; - break; - case 24: - case 32: - conf1 = HDMI_AUD_CONF1_WIDTH_24; - break; - } - - dw_hdmi_set_sample_rate(hdmi, hparms->sample_rate); - - hdmi_write(audio, inputclkfs, HDMI_AUD_INPUTCLKFS); - hdmi_write(audio, conf0, HDMI_AUD_CONF0); - hdmi_write(audio, conf1, HDMI_AUD_CONF1); - - dw_hdmi_audio_enable(hdmi); - - return 0; -} - -static void dw_hdmi_i2s_audio_shutdown(struct device *dev, void *data) -{ - struct dw_hdmi_i2s_audio_data *audio = data; - struct dw_hdmi *hdmi = audio->hdmi; - - dw_hdmi_audio_disable(hdmi); - - hdmi_write(audio, HDMI_AUD_CONF0_SW_RESET, HDMI_AUD_CONF0); -} - -static struct hdmi_codec_ops dw_hdmi_i2s_ops = { - .hw_params = dw_hdmi_i2s_hw_params, - .audio_shutdown = dw_hdmi_i2s_audio_shutdown, -}; - -static int snd_dw_hdmi_probe(struct platform_device *pdev) -{ - struct dw_hdmi_i2s_audio_data *audio = pdev->dev.platform_data; - struct platform_device_info pdevinfo; - struct hdmi_codec_pdata pdata; - struct platform_device *platform; - - pdata.ops = &dw_hdmi_i2s_ops; - pdata.i2s = 1; - pdata.max_i2s_channels = 6; - pdata.data = audio; - - memset(&pdevinfo, 0, sizeof(pdevinfo)); - pdevinfo.parent = pdev->dev.parent; - pdevinfo.id = PLATFORM_DEVID_AUTO; - pdevinfo.name = HDMI_CODEC_DRV_NAME; - pdevinfo.data = &pdata; - pdevinfo.size_data = sizeof(pdata); - pdevinfo.dma_mask = DMA_BIT_MASK(32); - - platform = platform_device_register_full(&pdevinfo); - if (IS_ERR(platform)) - return PTR_ERR(platform); - - dev_set_drvdata(&pdev->dev, platform); - - return 0; -} - -static int snd_dw_hdmi_remove(struct platform_device *pdev) -{ - struct platform_device *platform = dev_get_drvdata(&pdev->dev); - - platform_device_unregister(platform); - - return 0; -} - -static struct platform_driver snd_dw_hdmi_driver = { - .probe = snd_dw_hdmi_probe, - .remove = snd_dw_hdmi_remove, - .driver = { - .name = DRIVER_NAME, - .owner = THIS_MODULE, - }, -}; -module_platform_driver(snd_dw_hdmi_driver); - -MODULE_AUTHOR("Kuninori Morimoto "); -MODULE_DESCRIPTION("Synopsis Designware HDMI I2S ALSA SoC interface"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c deleted file mode 100644 index 026a0dce7661..000000000000 --- a/drivers/gpu/drm/bridge/dw-hdmi.c +++ /dev/null @@ -1,2314 +0,0 @@ -/* - * DesignWare High-Definition Multimedia Interface (HDMI) driver - * - * Copyright (C) 2013-2015 Mentor Graphics Inc. - * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. - * Copyright (C) 2010, Guennadi Liakhovetski - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include - -#include "dw-hdmi.h" -#include "dw-hdmi-audio.h" - -#define HDMI_EDID_LEN 512 - -#define RGB 0 -#define YCBCR444 1 -#define YCBCR422_16BITS 2 -#define YCBCR422_8BITS 3 -#define XVYCC444 4 - -enum hdmi_datamap { - RGB444_8B = 0x01, - RGB444_10B = 0x03, - RGB444_12B = 0x05, - RGB444_16B = 0x07, - YCbCr444_8B = 0x09, - YCbCr444_10B = 0x0B, - YCbCr444_12B = 0x0D, - YCbCr444_16B = 0x0F, - YCbCr422_8B = 0x16, - YCbCr422_10B = 0x14, - YCbCr422_12B = 0x12, -}; - -static const u16 csc_coeff_default[3][4] = { - { 0x2000, 0x0000, 0x0000, 0x0000 }, - { 0x0000, 0x2000, 0x0000, 0x0000 }, - { 0x0000, 0x0000, 0x2000, 0x0000 } -}; - -static const u16 csc_coeff_rgb_out_eitu601[3][4] = { - { 0x2000, 0x6926, 0x74fd, 0x010e }, - { 0x2000, 0x2cdd, 0x0000, 0x7e9a }, - { 0x2000, 0x0000, 0x38b4, 0x7e3b } -}; - -static const u16 csc_coeff_rgb_out_eitu709[3][4] = { - { 0x2000, 0x7106, 0x7a02, 0x00a7 }, - { 0x2000, 0x3264, 0x0000, 0x7e6d }, - { 0x2000, 0x0000, 0x3b61, 0x7e25 } -}; - -static const u16 csc_coeff_rgb_in_eitu601[3][4] = { - { 0x2591, 0x1322, 0x074b, 0x0000 }, - { 0x6535, 0x2000, 0x7acc, 0x0200 }, - { 0x6acd, 0x7534, 0x2000, 0x0200 } -}; - -static const u16 csc_coeff_rgb_in_eitu709[3][4] = { - { 0x2dc5, 0x0d9b, 0x049e, 0x0000 }, - { 0x62f0, 0x2000, 0x7d11, 0x0200 }, - { 0x6756, 0x78ab, 0x2000, 0x0200 } -}; - -struct hdmi_vmode { - bool mdataenablepolarity; - - unsigned int mpixelclock; - unsigned int mpixelrepetitioninput; - unsigned int mpixelrepetitionoutput; -}; - -struct hdmi_data_info { - unsigned int enc_in_format; - unsigned int enc_out_format; - unsigned int enc_color_depth; - unsigned int colorimetry; - unsigned int pix_repet_factor; - unsigned int hdcp_enable; - struct hdmi_vmode video_mode; -}; - -struct dw_hdmi_i2c { - struct i2c_adapter adap; - - struct mutex lock; /* used to serialize data transfers */ - struct completion cmp; - u8 stat; - - u8 slave_reg; - bool is_regaddr; -}; - -struct dw_hdmi_phy_data { - enum dw_hdmi_phy_type type; - const char *name; - unsigned int gen; - bool has_svsret; - int (*configure)(struct dw_hdmi *hdmi, - const struct dw_hdmi_plat_data *pdata, - unsigned long mpixelclock); -}; - -struct dw_hdmi { - struct drm_connector connector; - struct drm_bridge bridge; - - unsigned int version; - - struct platform_device *audio; - struct device *dev; - struct clk *isfr_clk; - struct clk *iahb_clk; - struct dw_hdmi_i2c *i2c; - - struct hdmi_data_info hdmi_data; - const struct dw_hdmi_plat_data *plat_data; - - int vic; - - u8 edid[HDMI_EDID_LEN]; - bool cable_plugin; - - struct { - const struct dw_hdmi_phy_ops *ops; - const char *name; - void *data; - bool enabled; - } phy; - - struct drm_display_mode previous_mode; - - struct i2c_adapter *ddc; - void __iomem *regs; - bool sink_is_hdmi; - bool sink_has_audio; - - struct mutex mutex; /* for state below and previous_mode */ - enum drm_connector_force force; /* mutex-protected force state */ - bool disabled; /* DRM has disabled our bridge */ - bool bridge_is_on; /* indicates the bridge is on */ - bool rxsense; /* rxsense state */ - u8 phy_mask; /* desired phy int mask settings */ - - spinlock_t audio_lock; - struct mutex audio_mutex; - unsigned int sample_rate; - unsigned int audio_cts; - unsigned int audio_n; - bool audio_enable; - - unsigned int reg_shift; - struct regmap *regm; -}; - -#define HDMI_IH_PHY_STAT0_RX_SENSE \ - (HDMI_IH_PHY_STAT0_RX_SENSE0 | HDMI_IH_PHY_STAT0_RX_SENSE1 | \ - HDMI_IH_PHY_STAT0_RX_SENSE2 | HDMI_IH_PHY_STAT0_RX_SENSE3) - -#define HDMI_PHY_RX_SENSE \ - (HDMI_PHY_RX_SENSE0 | HDMI_PHY_RX_SENSE1 | \ - HDMI_PHY_RX_SENSE2 | HDMI_PHY_RX_SENSE3) - -static inline void hdmi_writeb(struct dw_hdmi *hdmi, u8 val, int offset) -{ - regmap_write(hdmi->regm, offset << hdmi->reg_shift, val); -} - -static inline u8 hdmi_readb(struct dw_hdmi *hdmi, int offset) -{ - unsigned int val = 0; - - regmap_read(hdmi->regm, offset << hdmi->reg_shift, &val); - - return val; -} - -static void hdmi_modb(struct dw_hdmi *hdmi, u8 data, u8 mask, unsigned reg) -{ - regmap_update_bits(hdmi->regm, reg << hdmi->reg_shift, mask, data); -} - -static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg, - u8 shift, u8 mask) -{ - hdmi_modb(hdmi, data << shift, mask, reg); -} - -static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi) -{ - /* Software reset */ - hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ); - - /* Set Standard Mode speed (determined to be 100KHz on iMX6) */ - hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV); - - /* Set done, not acknowledged and arbitration interrupt polarities */ - hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT); - hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL, - HDMI_I2CM_CTLINT); - - /* Clear DONE and ERROR interrupts */ - hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, - HDMI_IH_I2CM_STAT0); - - /* Mute DONE and ERROR interrupts */ - hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, - HDMI_IH_MUTE_I2CM_STAT0); -} - -static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi, - unsigned char *buf, unsigned int length) -{ - struct dw_hdmi_i2c *i2c = hdmi->i2c; - int stat; - - if (!i2c->is_regaddr) { - dev_dbg(hdmi->dev, "set read register address to 0\n"); - i2c->slave_reg = 0x00; - i2c->is_regaddr = true; - } - - while (length--) { - reinit_completion(&i2c->cmp); - - hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); - hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ, - HDMI_I2CM_OPERATION); - - stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); - if (!stat) - return -EAGAIN; - - /* Check for error condition on the bus */ - if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) - return -EIO; - - *buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI); - } - - return 0; -} - -static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi, - unsigned char *buf, unsigned int length) -{ - struct dw_hdmi_i2c *i2c = hdmi->i2c; - int stat; - - if (!i2c->is_regaddr) { - /* Use the first write byte as register address */ - i2c->slave_reg = buf[0]; - length--; - buf++; - i2c->is_regaddr = true; - } - - while (length--) { - reinit_completion(&i2c->cmp); - - hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO); - hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); - hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE, - HDMI_I2CM_OPERATION); - - stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); - if (!stat) - return -EAGAIN; - - /* Check for error condition on the bus */ - if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) - return -EIO; - } - - return 0; -} - -static int dw_hdmi_i2c_xfer(struct i2c_adapter *adap, - struct i2c_msg *msgs, int num) -{ - struct dw_hdmi *hdmi = i2c_get_adapdata(adap); - struct dw_hdmi_i2c *i2c = hdmi->i2c; - u8 addr = msgs[0].addr; - int i, ret = 0; - - dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr); - - for (i = 0; i < num; i++) { - if (msgs[i].addr != addr) { - dev_warn(hdmi->dev, - "unsupported transfer, changed slave address\n"); - return -EOPNOTSUPP; - } - - if (msgs[i].len == 0) { - dev_dbg(hdmi->dev, - "unsupported transfer %d/%d, no data\n", - i + 1, num); - return -EOPNOTSUPP; - } - } - - mutex_lock(&i2c->lock); - - /* Unmute DONE and ERROR interrupts */ - hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0); - - /* Set slave device address taken from the first I2C message */ - hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE); - - /* Set slave device register address on transfer */ - i2c->is_regaddr = false; - - for (i = 0; i < num; i++) { - dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n", - i + 1, num, msgs[i].len, msgs[i].flags); - - if (msgs[i].flags & I2C_M_RD) - ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, msgs[i].len); - else - ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, msgs[i].len); - - if (ret < 0) - break; - } - - if (!ret) - ret = num; - - /* Mute DONE and ERROR interrupts */ - hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, - HDMI_IH_MUTE_I2CM_STAT0); - - mutex_unlock(&i2c->lock); - - return ret; -} - -static u32 dw_hdmi_i2c_func(struct i2c_adapter *adapter) -{ - return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; -} - -static const struct i2c_algorithm dw_hdmi_algorithm = { - .master_xfer = dw_hdmi_i2c_xfer, - .functionality = dw_hdmi_i2c_func, -}; - -static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi) -{ - struct i2c_adapter *adap; - struct dw_hdmi_i2c *i2c; - int ret; - - i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL); - if (!i2c) - return ERR_PTR(-ENOMEM); - - mutex_init(&i2c->lock); - init_completion(&i2c->cmp); - - adap = &i2c->adap; - adap->class = I2C_CLASS_DDC; - adap->owner = THIS_MODULE; - adap->dev.parent = hdmi->dev; - adap->algo = &dw_hdmi_algorithm; - strlcpy(adap->name, "DesignWare HDMI", sizeof(adap->name)); - i2c_set_adapdata(adap, hdmi); - - ret = i2c_add_adapter(adap); - if (ret) { - dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name); - devm_kfree(hdmi->dev, i2c); - return ERR_PTR(ret); - } - - hdmi->i2c = i2c; - - dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name); - - return adap; -} - -static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts, - unsigned int n) -{ - /* Must be set/cleared first */ - hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); - - /* nshift factor = 0 */ - hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_N_SHIFT_MASK, HDMI_AUD_CTS3); - - hdmi_writeb(hdmi, ((cts >> 16) & HDMI_AUD_CTS3_AUDCTS19_16_MASK) | - HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); - hdmi_writeb(hdmi, (cts >> 8) & 0xff, HDMI_AUD_CTS2); - hdmi_writeb(hdmi, cts & 0xff, HDMI_AUD_CTS1); - - hdmi_writeb(hdmi, (n >> 16) & 0x0f, HDMI_AUD_N3); - hdmi_writeb(hdmi, (n >> 8) & 0xff, HDMI_AUD_N2); - hdmi_writeb(hdmi, n & 0xff, HDMI_AUD_N1); -} - -static unsigned int hdmi_compute_n(unsigned int freq, unsigned long pixel_clk) -{ - unsigned int n = (128 * freq) / 1000; - unsigned int mult = 1; - - while (freq > 48000) { - mult *= 2; - freq /= 2; - } - - switch (freq) { - case 32000: - if (pixel_clk == 25175000) - n = 4576; - else if (pixel_clk == 27027000) - n = 4096; - else if (pixel_clk == 74176000 || pixel_clk == 148352000) - n = 11648; - else - n = 4096; - n *= mult; - break; - - case 44100: - if (pixel_clk == 25175000) - n = 7007; - else if (pixel_clk == 74176000) - n = 17836; - else if (pixel_clk == 148352000) - n = 8918; - else - n = 6272; - n *= mult; - break; - - case 48000: - if (pixel_clk == 25175000) - n = 6864; - else if (pixel_clk == 27027000) - n = 6144; - else if (pixel_clk == 74176000) - n = 11648; - else if (pixel_clk == 148352000) - n = 5824; - else - n = 6144; - n *= mult; - break; - - default: - break; - } - - return n; -} - -static void hdmi_set_clk_regenerator(struct dw_hdmi *hdmi, - unsigned long pixel_clk, unsigned int sample_rate) -{ - unsigned long ftdms = pixel_clk; - unsigned int n, cts; - u64 tmp; - - n = hdmi_compute_n(sample_rate, pixel_clk); - - /* - * Compute the CTS value from the N value. Note that CTS and N - * can be up to 20 bits in total, so we need 64-bit math. Also - * note that our TDMS clock is not fully accurate; it is accurate - * to kHz. This can introduce an unnecessary remainder in the - * calculation below, so we don't try to warn about that. - */ - tmp = (u64)ftdms * n; - do_div(tmp, 128 * sample_rate); - cts = tmp; - - dev_dbg(hdmi->dev, "%s: fs=%uHz ftdms=%lu.%03luMHz N=%d cts=%d\n", - __func__, sample_rate, ftdms / 1000000, (ftdms / 1000) % 1000, - n, cts); - - spin_lock_irq(&hdmi->audio_lock); - hdmi->audio_n = n; - hdmi->audio_cts = cts; - hdmi_set_cts_n(hdmi, cts, hdmi->audio_enable ? n : 0); - spin_unlock_irq(&hdmi->audio_lock); -} - -static void hdmi_init_clk_regenerator(struct dw_hdmi *hdmi) -{ - mutex_lock(&hdmi->audio_mutex); - hdmi_set_clk_regenerator(hdmi, 74250000, hdmi->sample_rate); - mutex_unlock(&hdmi->audio_mutex); -} - -static void hdmi_clk_regenerator_update_pixel_clock(struct dw_hdmi *hdmi) -{ - mutex_lock(&hdmi->audio_mutex); - hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mpixelclock, - hdmi->sample_rate); - mutex_unlock(&hdmi->audio_mutex); -} - -void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate) -{ - mutex_lock(&hdmi->audio_mutex); - hdmi->sample_rate = rate; - hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mpixelclock, - hdmi->sample_rate); - mutex_unlock(&hdmi->audio_mutex); -} -EXPORT_SYMBOL_GPL(dw_hdmi_set_sample_rate); - -void dw_hdmi_audio_enable(struct dw_hdmi *hdmi) -{ - unsigned long flags; - - spin_lock_irqsave(&hdmi->audio_lock, flags); - hdmi->audio_enable = true; - hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); - spin_unlock_irqrestore(&hdmi->audio_lock, flags); -} -EXPORT_SYMBOL_GPL(dw_hdmi_audio_enable); - -void dw_hdmi_audio_disable(struct dw_hdmi *hdmi) -{ - unsigned long flags; - - spin_lock_irqsave(&hdmi->audio_lock, flags); - hdmi->audio_enable = false; - hdmi_set_cts_n(hdmi, hdmi->audio_cts, 0); - spin_unlock_irqrestore(&hdmi->audio_lock, flags); -} -EXPORT_SYMBOL_GPL(dw_hdmi_audio_disable); - -/* - * this submodule is responsible for the video data synchronization. - * for example, for RGB 4:4:4 input, the data map is defined as - * pin{47~40} <==> R[7:0] - * pin{31~24} <==> G[7:0] - * pin{15~8} <==> B[7:0] - */ -static void hdmi_video_sample(struct dw_hdmi *hdmi) -{ - int color_format = 0; - u8 val; - - if (hdmi->hdmi_data.enc_in_format == RGB) { - if (hdmi->hdmi_data.enc_color_depth == 8) - color_format = 0x01; - else if (hdmi->hdmi_data.enc_color_depth == 10) - color_format = 0x03; - else if (hdmi->hdmi_data.enc_color_depth == 12) - color_format = 0x05; - else if (hdmi->hdmi_data.enc_color_depth == 16) - color_format = 0x07; - else - return; - } else if (hdmi->hdmi_data.enc_in_format == YCBCR444) { - if (hdmi->hdmi_data.enc_color_depth == 8) - color_format = 0x09; - else if (hdmi->hdmi_data.enc_color_depth == 10) - color_format = 0x0B; - else if (hdmi->hdmi_data.enc_color_depth == 12) - color_format = 0x0D; - else if (hdmi->hdmi_data.enc_color_depth == 16) - color_format = 0x0F; - else - return; - } else if (hdmi->hdmi_data.enc_in_format == YCBCR422_8BITS) { - if (hdmi->hdmi_data.enc_color_depth == 8) - color_format = 0x16; - else if (hdmi->hdmi_data.enc_color_depth == 10) - color_format = 0x14; - else if (hdmi->hdmi_data.enc_color_depth == 12) - color_format = 0x12; - else - return; - } - - val = HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_DISABLE | - ((color_format << HDMI_TX_INVID0_VIDEO_MAPPING_OFFSET) & - HDMI_TX_INVID0_VIDEO_MAPPING_MASK); - hdmi_writeb(hdmi, val, HDMI_TX_INVID0); - - /* Enable TX stuffing: When DE is inactive, fix the output data to 0 */ - val = HDMI_TX_INSTUFFING_BDBDATA_STUFFING_ENABLE | - HDMI_TX_INSTUFFING_RCRDATA_STUFFING_ENABLE | - HDMI_TX_INSTUFFING_GYDATA_STUFFING_ENABLE; - hdmi_writeb(hdmi, val, HDMI_TX_INSTUFFING); - hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA0); - hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA1); - hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA0); - hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA1); - hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA0); - hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA1); -} - -static int is_color_space_conversion(struct dw_hdmi *hdmi) -{ - return hdmi->hdmi_data.enc_in_format != hdmi->hdmi_data.enc_out_format; -} - -static int is_color_space_decimation(struct dw_hdmi *hdmi) -{ - if (hdmi->hdmi_data.enc_out_format != YCBCR422_8BITS) - return 0; - if (hdmi->hdmi_data.enc_in_format == RGB || - hdmi->hdmi_data.enc_in_format == YCBCR444) - return 1; - return 0; -} - -static int is_color_space_interpolation(struct dw_hdmi *hdmi) -{ - if (hdmi->hdmi_data.enc_in_format != YCBCR422_8BITS) - return 0; - if (hdmi->hdmi_data.enc_out_format == RGB || - hdmi->hdmi_data.enc_out_format == YCBCR444) - return 1; - return 0; -} - -static void dw_hdmi_update_csc_coeffs(struct dw_hdmi *hdmi) -{ - const u16 (*csc_coeff)[3][4] = &csc_coeff_default; - unsigned i; - u32 csc_scale = 1; - - if (is_color_space_conversion(hdmi)) { - if (hdmi->hdmi_data.enc_out_format == RGB) { - if (hdmi->hdmi_data.colorimetry == - HDMI_COLORIMETRY_ITU_601) - csc_coeff = &csc_coeff_rgb_out_eitu601; - else - csc_coeff = &csc_coeff_rgb_out_eitu709; - } else if (hdmi->hdmi_data.enc_in_format == RGB) { - if (hdmi->hdmi_data.colorimetry == - HDMI_COLORIMETRY_ITU_601) - csc_coeff = &csc_coeff_rgb_in_eitu601; - else - csc_coeff = &csc_coeff_rgb_in_eitu709; - csc_scale = 0; - } - } - - /* The CSC registers are sequential, alternating MSB then LSB */ - for (i = 0; i < ARRAY_SIZE(csc_coeff_default[0]); i++) { - u16 coeff_a = (*csc_coeff)[0][i]; - u16 coeff_b = (*csc_coeff)[1][i]; - u16 coeff_c = (*csc_coeff)[2][i]; - - hdmi_writeb(hdmi, coeff_a & 0xff, HDMI_CSC_COEF_A1_LSB + i * 2); - hdmi_writeb(hdmi, coeff_a >> 8, HDMI_CSC_COEF_A1_MSB + i * 2); - hdmi_writeb(hdmi, coeff_b & 0xff, HDMI_CSC_COEF_B1_LSB + i * 2); - hdmi_writeb(hdmi, coeff_b >> 8, HDMI_CSC_COEF_B1_MSB + i * 2); - hdmi_writeb(hdmi, coeff_c & 0xff, HDMI_CSC_COEF_C1_LSB + i * 2); - hdmi_writeb(hdmi, coeff_c >> 8, HDMI_CSC_COEF_C1_MSB + i * 2); - } - - hdmi_modb(hdmi, csc_scale, HDMI_CSC_SCALE_CSCSCALE_MASK, - HDMI_CSC_SCALE); -} - -static void hdmi_video_csc(struct dw_hdmi *hdmi) -{ - int color_depth = 0; - int interpolation = HDMI_CSC_CFG_INTMODE_DISABLE; - int decimation = 0; - - /* YCC422 interpolation to 444 mode */ - if (is_color_space_interpolation(hdmi)) - interpolation = HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA1; - else if (is_color_space_decimation(hdmi)) - decimation = HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA3; - - if (hdmi->hdmi_data.enc_color_depth == 8) - color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_24BPP; - else if (hdmi->hdmi_data.enc_color_depth == 10) - color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_30BPP; - else if (hdmi->hdmi_data.enc_color_depth == 12) - color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_36BPP; - else if (hdmi->hdmi_data.enc_color_depth == 16) - color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_48BPP; - else - return; - - /* Configure the CSC registers */ - hdmi_writeb(hdmi, interpolation | decimation, HDMI_CSC_CFG); - hdmi_modb(hdmi, color_depth, HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK, - HDMI_CSC_SCALE); - - dw_hdmi_update_csc_coeffs(hdmi); -} - -/* - * HDMI video packetizer is used to packetize the data. - * for example, if input is YCC422 mode or repeater is used, - * data should be repacked this module can be bypassed. - */ -static void hdmi_video_packetize(struct dw_hdmi *hdmi) -{ - unsigned int color_depth = 0; - unsigned int remap_size = HDMI_VP_REMAP_YCC422_16bit; - unsigned int output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_PP; - struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; - u8 val, vp_conf; - - if (hdmi_data->enc_out_format == RGB || - hdmi_data->enc_out_format == YCBCR444) { - if (!hdmi_data->enc_color_depth) { - output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS; - } else if (hdmi_data->enc_color_depth == 8) { - color_depth = 4; - output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS; - } else if (hdmi_data->enc_color_depth == 10) { - color_depth = 5; - } else if (hdmi_data->enc_color_depth == 12) { - color_depth = 6; - } else if (hdmi_data->enc_color_depth == 16) { - color_depth = 7; - } else { - return; - } - } else if (hdmi_data->enc_out_format == YCBCR422_8BITS) { - if (!hdmi_data->enc_color_depth || - hdmi_data->enc_color_depth == 8) - remap_size = HDMI_VP_REMAP_YCC422_16bit; - else if (hdmi_data->enc_color_depth == 10) - remap_size = HDMI_VP_REMAP_YCC422_20bit; - else if (hdmi_data->enc_color_depth == 12) - remap_size = HDMI_VP_REMAP_YCC422_24bit; - else - return; - output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422; - } else { - return; - } - - /* set the packetizer registers */ - val = ((color_depth << HDMI_VP_PR_CD_COLOR_DEPTH_OFFSET) & - HDMI_VP_PR_CD_COLOR_DEPTH_MASK) | - ((hdmi_data->pix_repet_factor << - HDMI_VP_PR_CD_DESIRED_PR_FACTOR_OFFSET) & - HDMI_VP_PR_CD_DESIRED_PR_FACTOR_MASK); - hdmi_writeb(hdmi, val, HDMI_VP_PR_CD); - - hdmi_modb(hdmi, HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE, - HDMI_VP_STUFF_PR_STUFFING_MASK, HDMI_VP_STUFF); - - /* Data from pixel repeater block */ - if (hdmi_data->pix_repet_factor > 1) { - vp_conf = HDMI_VP_CONF_PR_EN_ENABLE | - HDMI_VP_CONF_BYPASS_SELECT_PIX_REPEATER; - } else { /* data from packetizer block */ - vp_conf = HDMI_VP_CONF_PR_EN_DISABLE | - HDMI_VP_CONF_BYPASS_SELECT_VID_PACKETIZER; - } - - hdmi_modb(hdmi, vp_conf, - HDMI_VP_CONF_PR_EN_MASK | - HDMI_VP_CONF_BYPASS_SELECT_MASK, HDMI_VP_CONF); - - hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, - HDMI_VP_STUFF_IDEFAULT_PHASE_MASK, HDMI_VP_STUFF); - - hdmi_writeb(hdmi, remap_size, HDMI_VP_REMAP); - - if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_PP) { - vp_conf = HDMI_VP_CONF_BYPASS_EN_DISABLE | - HDMI_VP_CONF_PP_EN_ENABLE | - HDMI_VP_CONF_YCC422_EN_DISABLE; - } else if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422) { - vp_conf = HDMI_VP_CONF_BYPASS_EN_DISABLE | - HDMI_VP_CONF_PP_EN_DISABLE | - HDMI_VP_CONF_YCC422_EN_ENABLE; - } else if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS) { - vp_conf = HDMI_VP_CONF_BYPASS_EN_ENABLE | - HDMI_VP_CONF_PP_EN_DISABLE | - HDMI_VP_CONF_YCC422_EN_DISABLE; - } else { - return; - } - - hdmi_modb(hdmi, vp_conf, - HDMI_VP_CONF_BYPASS_EN_MASK | HDMI_VP_CONF_PP_EN_ENMASK | - HDMI_VP_CONF_YCC422_EN_MASK, HDMI_VP_CONF); - - hdmi_modb(hdmi, HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE | - HDMI_VP_STUFF_YCC422_STUFFING_STUFFING_MODE, - HDMI_VP_STUFF_PP_STUFFING_MASK | - HDMI_VP_STUFF_YCC422_STUFFING_MASK, HDMI_VP_STUFF); - - hdmi_modb(hdmi, output_select, HDMI_VP_CONF_OUTPUT_SELECTOR_MASK, - HDMI_VP_CONF); -} - -/* ----------------------------------------------------------------------------- - * Synopsys PHY Handling - */ - -static inline void hdmi_phy_test_clear(struct dw_hdmi *hdmi, - unsigned char bit) -{ - hdmi_modb(hdmi, bit << HDMI_PHY_TST0_TSTCLR_OFFSET, - HDMI_PHY_TST0_TSTCLR_MASK, HDMI_PHY_TST0); -} - -static bool hdmi_phy_wait_i2c_done(struct dw_hdmi *hdmi, int msec) -{ - u32 val; - - while ((val = hdmi_readb(hdmi, HDMI_IH_I2CMPHY_STAT0) & 0x3) == 0) { - if (msec-- == 0) - return false; - udelay(1000); - } - hdmi_writeb(hdmi, val, HDMI_IH_I2CMPHY_STAT0); - - return true; -} - -void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, - unsigned char addr) -{ - hdmi_writeb(hdmi, 0xFF, HDMI_IH_I2CMPHY_STAT0); - hdmi_writeb(hdmi, addr, HDMI_PHY_I2CM_ADDRESS_ADDR); - hdmi_writeb(hdmi, (unsigned char)(data >> 8), - HDMI_PHY_I2CM_DATAO_1_ADDR); - hdmi_writeb(hdmi, (unsigned char)(data >> 0), - HDMI_PHY_I2CM_DATAO_0_ADDR); - hdmi_writeb(hdmi, HDMI_PHY_I2CM_OPERATION_ADDR_WRITE, - HDMI_PHY_I2CM_OPERATION_ADDR); - hdmi_phy_wait_i2c_done(hdmi, 1000); -} -EXPORT_SYMBOL_GPL(dw_hdmi_phy_i2c_write); - -static void dw_hdmi_phy_enable_powerdown(struct dw_hdmi *hdmi, bool enable) -{ - hdmi_mask_writeb(hdmi, !enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_PDZ_OFFSET, - HDMI_PHY_CONF0_PDZ_MASK); -} - -static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_ENTMDS_OFFSET, - HDMI_PHY_CONF0_ENTMDS_MASK); -} - -static void dw_hdmi_phy_enable_svsret(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_SVSRET_OFFSET, - HDMI_PHY_CONF0_SVSRET_MASK); -} - -static void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_GEN2_PDDQ_OFFSET, - HDMI_PHY_CONF0_GEN2_PDDQ_MASK); -} - -static void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_GEN2_TXPWRON_OFFSET, - HDMI_PHY_CONF0_GEN2_TXPWRON_MASK); -} - -static void dw_hdmi_phy_sel_data_en_pol(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_SELDATAENPOL_OFFSET, - HDMI_PHY_CONF0_SELDATAENPOL_MASK); -} - -static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable) -{ - hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, - HDMI_PHY_CONF0_SELDIPIF_OFFSET, - HDMI_PHY_CONF0_SELDIPIF_MASK); -} - -static void dw_hdmi_phy_power_off(struct dw_hdmi *hdmi) -{ - const struct dw_hdmi_phy_data *phy = hdmi->phy.data; - unsigned int i; - u16 val; - - if (phy->gen == 1) { - dw_hdmi_phy_enable_tmds(hdmi, 0); - dw_hdmi_phy_enable_powerdown(hdmi, true); - return; - } - - dw_hdmi_phy_gen2_txpwron(hdmi, 0); - - /* - * Wait for TX_PHY_LOCK to be deasserted to indicate that the PHY went - * to low power mode. - */ - for (i = 0; i < 5; ++i) { - val = hdmi_readb(hdmi, HDMI_PHY_STAT0); - if (!(val & HDMI_PHY_TX_PHY_LOCK)) - break; - - usleep_range(1000, 2000); - } - - if (val & HDMI_PHY_TX_PHY_LOCK) - dev_warn(hdmi->dev, "PHY failed to power down\n"); - else - dev_dbg(hdmi->dev, "PHY powered down in %u iterations\n", i); - - dw_hdmi_phy_gen2_pddq(hdmi, 1); -} - -static int dw_hdmi_phy_power_on(struct dw_hdmi *hdmi) -{ - const struct dw_hdmi_phy_data *phy = hdmi->phy.data; - unsigned int i; - u8 val; - - if (phy->gen == 1) { - dw_hdmi_phy_enable_powerdown(hdmi, false); - - /* Toggle TMDS enable. */ - dw_hdmi_phy_enable_tmds(hdmi, 0); - dw_hdmi_phy_enable_tmds(hdmi, 1); - return 0; - } - - dw_hdmi_phy_gen2_txpwron(hdmi, 1); - dw_hdmi_phy_gen2_pddq(hdmi, 0); - - /* Wait for PHY PLL lock */ - for (i = 0; i < 5; ++i) { - val = hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_TX_PHY_LOCK; - if (val) - break; - - usleep_range(1000, 2000); - } - - if (!val) { - dev_err(hdmi->dev, "PHY PLL failed to lock\n"); - return -ETIMEDOUT; - } - - dev_dbg(hdmi->dev, "PHY PLL locked %u iterations\n", i); - return 0; -} - -/* - * PHY configuration function for the DWC HDMI 3D TX PHY. Based on the available - * information the DWC MHL PHY has the same register layout and is thus also - * supported by this function. - */ -static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi, - const struct dw_hdmi_plat_data *pdata, - unsigned long mpixelclock) -{ - const struct dw_hdmi_mpll_config *mpll_config = pdata->mpll_cfg; - const struct dw_hdmi_curr_ctrl *curr_ctrl = pdata->cur_ctr; - const struct dw_hdmi_phy_config *phy_config = pdata->phy_config; - - /* PLL/MPLL Cfg - always match on final entry */ - for (; mpll_config->mpixelclock != ~0UL; mpll_config++) - if (mpixelclock <= mpll_config->mpixelclock) - break; - - for (; curr_ctrl->mpixelclock != ~0UL; curr_ctrl++) - if (mpixelclock <= curr_ctrl->mpixelclock) - break; - - for (; phy_config->mpixelclock != ~0UL; phy_config++) - if (mpixelclock <= phy_config->mpixelclock) - break; - - if (mpll_config->mpixelclock == ~0UL || - curr_ctrl->mpixelclock == ~0UL || - phy_config->mpixelclock == ~0UL) - return -EINVAL; - - dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].cpce, - HDMI_3D_TX_PHY_CPCE_CTRL); - dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].gmp, - HDMI_3D_TX_PHY_GMPCTRL); - dw_hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[0], - HDMI_3D_TX_PHY_CURRCTRL); - - dw_hdmi_phy_i2c_write(hdmi, 0, HDMI_3D_TX_PHY_PLLPHBYCTRL); - dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK, - HDMI_3D_TX_PHY_MSM_CTRL); - - dw_hdmi_phy_i2c_write(hdmi, phy_config->term, HDMI_3D_TX_PHY_TXTERM); - dw_hdmi_phy_i2c_write(hdmi, phy_config->sym_ctr, - HDMI_3D_TX_PHY_CKSYMTXCTRL); - dw_hdmi_phy_i2c_write(hdmi, phy_config->vlev_ctr, - HDMI_3D_TX_PHY_VLEVCTRL); - - /* Override and disable clock termination. */ - dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE, - HDMI_3D_TX_PHY_CKCALCTRL); - - return 0; -} - -static int hdmi_phy_configure(struct dw_hdmi *hdmi) -{ - const struct dw_hdmi_phy_data *phy = hdmi->phy.data; - const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; - unsigned long mpixelclock = hdmi->hdmi_data.video_mode.mpixelclock; - int ret; - - dw_hdmi_phy_power_off(hdmi); - - /* Leave low power consumption mode by asserting SVSRET. */ - if (phy->has_svsret) - dw_hdmi_phy_enable_svsret(hdmi, 1); - - /* PHY reset. The reset signal is active high on Gen2 PHYs. */ - hdmi_writeb(hdmi, HDMI_MC_PHYRSTZ_PHYRSTZ, HDMI_MC_PHYRSTZ); - hdmi_writeb(hdmi, 0, HDMI_MC_PHYRSTZ); - - hdmi_writeb(hdmi, HDMI_MC_HEACPHY_RST_ASSERT, HDMI_MC_HEACPHY_RST); - - hdmi_phy_test_clear(hdmi, 1); - hdmi_writeb(hdmi, HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2, - HDMI_PHY_I2CM_SLAVE_ADDR); - hdmi_phy_test_clear(hdmi, 0); - - /* Write to the PHY as configured by the platform */ - if (pdata->configure_phy) - ret = pdata->configure_phy(hdmi, pdata, mpixelclock); - else - ret = phy->configure(hdmi, pdata, mpixelclock); - if (ret) { - dev_err(hdmi->dev, "PHY configuration failed (clock %lu)\n", - mpixelclock); - return ret; - } - - return dw_hdmi_phy_power_on(hdmi); -} - -static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, - struct drm_display_mode *mode) -{ - int i, ret; - - /* HDMI Phy spec says to do the phy initialization sequence twice */ - for (i = 0; i < 2; i++) { - dw_hdmi_phy_sel_data_en_pol(hdmi, 1); - dw_hdmi_phy_sel_interface_control(hdmi, 0); - - ret = hdmi_phy_configure(hdmi); - if (ret) - return ret; - } - - return 0; -} - -static void dw_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) -{ - dw_hdmi_phy_power_off(hdmi); -} - -static enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi, - void *data) -{ - return hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_HPD ? - connector_status_connected : connector_status_disconnected; -} - -static const struct dw_hdmi_phy_ops dw_hdmi_synopsys_phy_ops = { - .init = dw_hdmi_phy_init, - .disable = dw_hdmi_phy_disable, - .read_hpd = dw_hdmi_phy_read_hpd, -}; - -/* ----------------------------------------------------------------------------- - * HDMI TX Setup - */ - -static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) -{ - u8 de; - - if (hdmi->hdmi_data.video_mode.mdataenablepolarity) - de = HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_HIGH; - else - de = HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_LOW; - - /* disable rx detect */ - hdmi_modb(hdmi, HDMI_A_HDCPCFG0_RXDETECT_DISABLE, - HDMI_A_HDCPCFG0_RXDETECT_MASK, HDMI_A_HDCPCFG0); - - hdmi_modb(hdmi, de, HDMI_A_VIDPOLCFG_DATAENPOL_MASK, HDMI_A_VIDPOLCFG); - - hdmi_modb(hdmi, HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE, - HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK, HDMI_A_HDCPCFG1); -} - -static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode) -{ - struct hdmi_avi_infoframe frame; - u8 val; - - /* Initialise info frame from DRM mode */ - drm_hdmi_avi_infoframe_from_display_mode(&frame, mode); - - if (hdmi->hdmi_data.enc_out_format == YCBCR444) - frame.colorspace = HDMI_COLORSPACE_YUV444; - else if (hdmi->hdmi_data.enc_out_format == YCBCR422_8BITS) - frame.colorspace = HDMI_COLORSPACE_YUV422; - else - frame.colorspace = HDMI_COLORSPACE_RGB; - - /* Set up colorimetry */ - if (hdmi->hdmi_data.enc_out_format == XVYCC444) { - frame.colorimetry = HDMI_COLORIMETRY_EXTENDED; - if (hdmi->hdmi_data.colorimetry == HDMI_COLORIMETRY_ITU_601) - frame.extended_colorimetry = - HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; - else /*hdmi->hdmi_data.colorimetry == HDMI_COLORIMETRY_ITU_709*/ - frame.extended_colorimetry = - HDMI_EXTENDED_COLORIMETRY_XV_YCC_709; - } else if (hdmi->hdmi_data.enc_out_format != RGB) { - frame.colorimetry = hdmi->hdmi_data.colorimetry; - frame.extended_colorimetry = HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; - } else { /* Carries no data */ - frame.colorimetry = HDMI_COLORIMETRY_NONE; - frame.extended_colorimetry = HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; - } - - frame.scan_mode = HDMI_SCAN_MODE_NONE; - - /* - * The Designware IP uses a different byte format from standard - * AVI info frames, though generally the bits are in the correct - * bytes. - */ - - /* - * AVI data byte 1 differences: Colorspace in bits 0,1 rather than 5,6, - * scan info in bits 4,5 rather than 0,1 and active aspect present in - * bit 6 rather than 4. - */ - val = (frame.scan_mode & 3) << 4 | (frame.colorspace & 3); - if (frame.active_aspect & 15) - val |= HDMI_FC_AVICONF0_ACTIVE_FMT_INFO_PRESENT; - if (frame.top_bar || frame.bottom_bar) - val |= HDMI_FC_AVICONF0_BAR_DATA_HORIZ_BAR; - if (frame.left_bar || frame.right_bar) - val |= HDMI_FC_AVICONF0_BAR_DATA_VERT_BAR; - hdmi_writeb(hdmi, val, HDMI_FC_AVICONF0); - - /* AVI data byte 2 differences: none */ - val = ((frame.colorimetry & 0x3) << 6) | - ((frame.picture_aspect & 0x3) << 4) | - (frame.active_aspect & 0xf); - hdmi_writeb(hdmi, val, HDMI_FC_AVICONF1); - - /* AVI data byte 3 differences: none */ - val = ((frame.extended_colorimetry & 0x7) << 4) | - ((frame.quantization_range & 0x3) << 2) | - (frame.nups & 0x3); - if (frame.itc) - val |= HDMI_FC_AVICONF2_IT_CONTENT_VALID; - hdmi_writeb(hdmi, val, HDMI_FC_AVICONF2); - - /* AVI data byte 4 differences: none */ - val = frame.video_code & 0x7f; - hdmi_writeb(hdmi, val, HDMI_FC_AVIVID); - - /* AVI Data Byte 5- set up input and output pixel repetition */ - val = (((hdmi->hdmi_data.video_mode.mpixelrepetitioninput + 1) << - HDMI_FC_PRCONF_INCOMING_PR_FACTOR_OFFSET) & - HDMI_FC_PRCONF_INCOMING_PR_FACTOR_MASK) | - ((hdmi->hdmi_data.video_mode.mpixelrepetitionoutput << - HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_OFFSET) & - HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_MASK); - hdmi_writeb(hdmi, val, HDMI_FC_PRCONF); - - /* - * AVI data byte 5 differences: content type in 0,1 rather than 4,5, - * ycc range in bits 2,3 rather than 6,7 - */ - val = ((frame.ycc_quantization_range & 0x3) << 2) | - (frame.content_type & 0x3); - hdmi_writeb(hdmi, val, HDMI_FC_AVICONF3); - - /* AVI Data Bytes 6-13 */ - hdmi_writeb(hdmi, frame.top_bar & 0xff, HDMI_FC_AVIETB0); - hdmi_writeb(hdmi, (frame.top_bar >> 8) & 0xff, HDMI_FC_AVIETB1); - hdmi_writeb(hdmi, frame.bottom_bar & 0xff, HDMI_FC_AVISBB0); - hdmi_writeb(hdmi, (frame.bottom_bar >> 8) & 0xff, HDMI_FC_AVISBB1); - hdmi_writeb(hdmi, frame.left_bar & 0xff, HDMI_FC_AVIELB0); - hdmi_writeb(hdmi, (frame.left_bar >> 8) & 0xff, HDMI_FC_AVIELB1); - hdmi_writeb(hdmi, frame.right_bar & 0xff, HDMI_FC_AVISRB0); - hdmi_writeb(hdmi, (frame.right_bar >> 8) & 0xff, HDMI_FC_AVISRB1); -} - -static void hdmi_av_composer(struct dw_hdmi *hdmi, - const struct drm_display_mode *mode) -{ - u8 inv_val; - struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode; - int hblank, vblank, h_de_hs, v_de_vs, hsync_len, vsync_len; - unsigned int vdisplay; - - vmode->mpixelclock = mode->clock * 1000; - - dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock); - - /* Set up HDMI_FC_INVIDCONF */ - inv_val = (hdmi->hdmi_data.hdcp_enable ? - HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE : - HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE); - - inv_val |= mode->flags & DRM_MODE_FLAG_PVSYNC ? - HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH : - HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW; - - inv_val |= mode->flags & DRM_MODE_FLAG_PHSYNC ? - HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH : - HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW; - - inv_val |= (vmode->mdataenablepolarity ? - HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_HIGH : - HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_LOW); - - if (hdmi->vic == 39) - inv_val |= HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH; - else - inv_val |= mode->flags & DRM_MODE_FLAG_INTERLACE ? - HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH : - HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_LOW; - - inv_val |= mode->flags & DRM_MODE_FLAG_INTERLACE ? - HDMI_FC_INVIDCONF_IN_I_P_INTERLACED : - HDMI_FC_INVIDCONF_IN_I_P_PROGRESSIVE; - - inv_val |= hdmi->sink_is_hdmi ? - HDMI_FC_INVIDCONF_DVI_MODEZ_HDMI_MODE : - HDMI_FC_INVIDCONF_DVI_MODEZ_DVI_MODE; - - hdmi_writeb(hdmi, inv_val, HDMI_FC_INVIDCONF); - - vdisplay = mode->vdisplay; - vblank = mode->vtotal - mode->vdisplay; - v_de_vs = mode->vsync_start - mode->vdisplay; - vsync_len = mode->vsync_end - mode->vsync_start; - - /* - * When we're setting an interlaced mode, we need - * to adjust the vertical timing to suit. - */ - if (mode->flags & DRM_MODE_FLAG_INTERLACE) { - vdisplay /= 2; - vblank /= 2; - v_de_vs /= 2; - vsync_len /= 2; - } - - /* Set up horizontal active pixel width */ - hdmi_writeb(hdmi, mode->hdisplay >> 8, HDMI_FC_INHACTV1); - hdmi_writeb(hdmi, mode->hdisplay, HDMI_FC_INHACTV0); - - /* Set up vertical active lines */ - hdmi_writeb(hdmi, vdisplay >> 8, HDMI_FC_INVACTV1); - hdmi_writeb(hdmi, vdisplay, HDMI_FC_INVACTV0); - - /* Set up horizontal blanking pixel region width */ - hblank = mode->htotal - mode->hdisplay; - hdmi_writeb(hdmi, hblank >> 8, HDMI_FC_INHBLANK1); - hdmi_writeb(hdmi, hblank, HDMI_FC_INHBLANK0); - - /* Set up vertical blanking pixel region width */ - hdmi_writeb(hdmi, vblank, HDMI_FC_INVBLANK); - - /* Set up HSYNC active edge delay width (in pixel clks) */ - h_de_hs = mode->hsync_start - mode->hdisplay; - hdmi_writeb(hdmi, h_de_hs >> 8, HDMI_FC_HSYNCINDELAY1); - hdmi_writeb(hdmi, h_de_hs, HDMI_FC_HSYNCINDELAY0); - - /* Set up VSYNC active edge delay (in lines) */ - hdmi_writeb(hdmi, v_de_vs, HDMI_FC_VSYNCINDELAY); - - /* Set up HSYNC active pulse width (in pixel clks) */ - hsync_len = mode->hsync_end - mode->hsync_start; - hdmi_writeb(hdmi, hsync_len >> 8, HDMI_FC_HSYNCINWIDTH1); - hdmi_writeb(hdmi, hsync_len, HDMI_FC_HSYNCINWIDTH0); - - /* Set up VSYNC active edge delay (in lines) */ - hdmi_writeb(hdmi, vsync_len, HDMI_FC_VSYNCINWIDTH); -} - -/* HDMI Initialization Step B.4 */ -static void dw_hdmi_enable_video_path(struct dw_hdmi *hdmi) -{ - u8 clkdis; - - /* control period minimum duration */ - hdmi_writeb(hdmi, 12, HDMI_FC_CTRLDUR); - hdmi_writeb(hdmi, 32, HDMI_FC_EXCTRLDUR); - hdmi_writeb(hdmi, 1, HDMI_FC_EXCTRLSPAC); - - /* Set to fill TMDS data channels */ - hdmi_writeb(hdmi, 0x0B, HDMI_FC_CH0PREAM); - hdmi_writeb(hdmi, 0x16, HDMI_FC_CH1PREAM); - hdmi_writeb(hdmi, 0x21, HDMI_FC_CH2PREAM); - - /* Enable pixel clock and tmds data path */ - clkdis = 0x7F; - clkdis &= ~HDMI_MC_CLKDIS_PIXELCLK_DISABLE; - hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); - - clkdis &= ~HDMI_MC_CLKDIS_TMDSCLK_DISABLE; - hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); - - /* Enable csc path */ - if (is_color_space_conversion(hdmi)) { - clkdis &= ~HDMI_MC_CLKDIS_CSCCLK_DISABLE; - hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); - } - - /* Enable color space conversion if needed */ - if (is_color_space_conversion(hdmi)) - hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH, - HDMI_MC_FLOWCTRL); - else - hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS, - HDMI_MC_FLOWCTRL); -} - -static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi) -{ - hdmi_modb(hdmi, 0, HDMI_MC_CLKDIS_AUDCLK_DISABLE, HDMI_MC_CLKDIS); -} - -/* Workaround to clear the overflow condition */ -static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) -{ - unsigned int count; - unsigned int i; - u8 val; - - /* - * Under some circumstances the Frame Composer arithmetic unit can miss - * an FC register write due to being busy processing the previous one. - * The issue can be worked around by issuing a TMDS software reset and - * then write one of the FC registers several times. - * - * The number of iterations matters and depends on the HDMI TX revision - * (and possibly on the platform). So far only i.MX6Q (v1.30a) and - * i.MX6DL (v1.31a) have been identified as needing the workaround, with - * 4 and 1 iterations respectively. - */ - - switch (hdmi->version) { - case 0x130a: - count = 4; - break; - case 0x131a: - count = 1; - break; - default: - return; - } - - /* TMDS software reset */ - hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ); - - val = hdmi_readb(hdmi, HDMI_FC_INVIDCONF); - for (i = 0; i < count; i++) - hdmi_writeb(hdmi, val, HDMI_FC_INVIDCONF); -} - -static void hdmi_enable_overflow_interrupts(struct dw_hdmi *hdmi) -{ - hdmi_writeb(hdmi, 0, HDMI_FC_MASK2); - hdmi_writeb(hdmi, 0, HDMI_IH_MUTE_FC_STAT2); -} - -static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) -{ - hdmi_writeb(hdmi, HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK, - HDMI_IH_MUTE_FC_STAT2); -} - -static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode) -{ - int ret; - - hdmi_disable_overflow_interrupts(hdmi); - - hdmi->vic = drm_match_cea_mode(mode); - - if (!hdmi->vic) { - dev_dbg(hdmi->dev, "Non-CEA mode used in HDMI\n"); - } else { - dev_dbg(hdmi->dev, "CEA mode used vic=%d\n", hdmi->vic); - } - - if ((hdmi->vic == 6) || (hdmi->vic == 7) || - (hdmi->vic == 21) || (hdmi->vic == 22) || - (hdmi->vic == 2) || (hdmi->vic == 3) || - (hdmi->vic == 17) || (hdmi->vic == 18)) - hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601; - else - hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709; - - hdmi->hdmi_data.video_mode.mpixelrepetitionoutput = 0; - hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0; - - /* TODO: Get input format from IPU (via FB driver interface) */ - hdmi->hdmi_data.enc_in_format = RGB; - - hdmi->hdmi_data.enc_out_format = RGB; - - hdmi->hdmi_data.enc_color_depth = 8; - hdmi->hdmi_data.pix_repet_factor = 0; - hdmi->hdmi_data.hdcp_enable = 0; - hdmi->hdmi_data.video_mode.mdataenablepolarity = true; - - /* HDMI Initialization Step B.1 */ - hdmi_av_composer(hdmi, mode); - - /* HDMI Initializateion Step B.2 */ - ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, &hdmi->previous_mode); - if (ret) - return ret; - hdmi->phy.enabled = true; - - /* HDMI Initialization Step B.3 */ - dw_hdmi_enable_video_path(hdmi); - - if (hdmi->sink_has_audio) { - dev_dbg(hdmi->dev, "sink has audio support\n"); - - /* HDMI Initialization Step E - Configure audio */ - hdmi_clk_regenerator_update_pixel_clock(hdmi); - hdmi_enable_audio_clk(hdmi); - } - - /* not for DVI mode */ - if (hdmi->sink_is_hdmi) { - dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); - - /* HDMI Initialization Step F - Configure AVI InfoFrame */ - hdmi_config_AVI(hdmi, mode); - } else { - dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); - } - - hdmi_video_packetize(hdmi); - hdmi_video_csc(hdmi); - hdmi_video_sample(hdmi); - hdmi_tx_hdcp_config(hdmi); - - dw_hdmi_clear_overflow(hdmi); - if (hdmi->cable_plugin && hdmi->sink_is_hdmi) - hdmi_enable_overflow_interrupts(hdmi); - - return 0; -} - -/* Wait until we are registered to enable interrupts */ -static int dw_hdmi_fb_registered(struct dw_hdmi *hdmi) -{ - hdmi_writeb(hdmi, HDMI_PHY_I2CM_INT_ADDR_DONE_POL, - HDMI_PHY_I2CM_INT_ADDR); - - hdmi_writeb(hdmi, HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL | - HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL, - HDMI_PHY_I2CM_CTLINT_ADDR); - - /* enable cable hot plug irq */ - hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); - - /* Clear Hotplug interrupts */ - hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, - HDMI_IH_PHY_STAT0); - - return 0; -} - -static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi) -{ - u8 ih_mute; - - /* - * Boot up defaults are: - * HDMI_IH_MUTE = 0x03 (disabled) - * HDMI_IH_MUTE_* = 0x00 (enabled) - * - * Disable top level interrupt bits in HDMI block - */ - ih_mute = hdmi_readb(hdmi, HDMI_IH_MUTE) | - HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT | - HDMI_IH_MUTE_MUTE_ALL_INTERRUPT; - - hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); - - /* by default mask all interrupts */ - hdmi_writeb(hdmi, 0xff, HDMI_VP_MASK); - hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK0); - hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK1); - hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK2); - hdmi_writeb(hdmi, 0xff, HDMI_PHY_MASK0); - hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_INT_ADDR); - hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_CTLINT_ADDR); - hdmi_writeb(hdmi, 0xff, HDMI_AUD_INT); - hdmi_writeb(hdmi, 0xff, HDMI_AUD_SPDIFINT); - hdmi_writeb(hdmi, 0xff, HDMI_AUD_HBR_MASK); - hdmi_writeb(hdmi, 0xff, HDMI_GP_MASK); - hdmi_writeb(hdmi, 0xff, HDMI_A_APIINTMSK); - hdmi_writeb(hdmi, 0xff, HDMI_CEC_MASK); - hdmi_writeb(hdmi, 0xff, HDMI_I2CM_INT); - hdmi_writeb(hdmi, 0xff, HDMI_I2CM_CTLINT); - - /* Disable interrupts in the IH_MUTE_* registers */ - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT1); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT2); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AS_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_PHY_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CM_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_CEC_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_VP_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CMPHY_STAT0); - hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AHBDMAAUD_STAT0); - - /* Enable top level interrupt bits in HDMI block */ - ih_mute &= ~(HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT | - HDMI_IH_MUTE_MUTE_ALL_INTERRUPT); - hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); -} - -static void dw_hdmi_poweron(struct dw_hdmi *hdmi) -{ - hdmi->bridge_is_on = true; - dw_hdmi_setup(hdmi, &hdmi->previous_mode); -} - -static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) -{ - if (hdmi->phy.enabled) { - hdmi->phy.ops->disable(hdmi, hdmi->phy.data); - hdmi->phy.enabled = false; - } - - hdmi->bridge_is_on = false; -} - -static void dw_hdmi_update_power(struct dw_hdmi *hdmi) -{ - int force = hdmi->force; - - if (hdmi->disabled) { - force = DRM_FORCE_OFF; - } else if (force == DRM_FORCE_UNSPECIFIED) { - if (hdmi->rxsense) - force = DRM_FORCE_ON; - else - force = DRM_FORCE_OFF; - } - - if (force == DRM_FORCE_OFF) { - if (hdmi->bridge_is_on) - dw_hdmi_poweroff(hdmi); - } else { - if (!hdmi->bridge_is_on) - dw_hdmi_poweron(hdmi); - } -} - -/* - * Adjust the detection of RXSENSE according to whether we have a forced - * connection mode enabled, or whether we have been disabled. There is - * no point processing RXSENSE interrupts if we have a forced connection - * state, or DRM has us disabled. - * - * We also disable rxsense interrupts when we think we're disconnected - * to avoid floating TDMS signals giving false rxsense interrupts. - * - * Note: we still need to listen for HPD interrupts even when DRM has us - * disabled so that we can detect a connect event. - */ -static void dw_hdmi_update_phy_mask(struct dw_hdmi *hdmi) -{ - u8 old_mask = hdmi->phy_mask; - - if (hdmi->force || hdmi->disabled || !hdmi->rxsense) - hdmi->phy_mask |= HDMI_PHY_RX_SENSE; - else - hdmi->phy_mask &= ~HDMI_PHY_RX_SENSE; - - if (old_mask != hdmi->phy_mask) - hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); -} - -static enum drm_connector_status -dw_hdmi_connector_detect(struct drm_connector *connector, bool force) -{ - struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, - connector); - - mutex_lock(&hdmi->mutex); - hdmi->force = DRM_FORCE_UNSPECIFIED; - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - mutex_unlock(&hdmi->mutex); - - return hdmi->phy.ops->read_hpd(hdmi, hdmi->phy.data); -} - -static int dw_hdmi_connector_get_modes(struct drm_connector *connector) -{ - struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, - connector); - struct edid *edid; - int ret = 0; - - if (!hdmi->ddc) - return 0; - - edid = drm_get_edid(connector, hdmi->ddc); - if (edid) { - dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n", - edid->width_cm, edid->height_cm); - - hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); - hdmi->sink_has_audio = drm_detect_monitor_audio(edid); - drm_mode_connector_update_edid_property(connector, edid); - ret = drm_add_edid_modes(connector, edid); - /* Store the ELD */ - drm_edid_to_eld(connector, edid); - kfree(edid); - } else { - dev_dbg(hdmi->dev, "failed to get edid\n"); - } - - return ret; -} - -static enum drm_mode_status -dw_hdmi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct dw_hdmi *hdmi = container_of(connector, - struct dw_hdmi, connector); - enum drm_mode_status mode_status = MODE_OK; - - /* We don't support double-clocked modes */ - if (mode->flags & DRM_MODE_FLAG_DBLCLK) - return MODE_BAD; - - if (hdmi->plat_data->mode_valid) - mode_status = hdmi->plat_data->mode_valid(connector, mode); - - return mode_status; -} - -static void dw_hdmi_connector_force(struct drm_connector *connector) -{ - struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, - connector); - - mutex_lock(&hdmi->mutex); - hdmi->force = connector->force; - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - mutex_unlock(&hdmi->mutex); -} - -static const struct drm_connector_funcs dw_hdmi_connector_funcs = { - .dpms = drm_atomic_helper_connector_dpms, - .fill_modes = drm_helper_probe_single_connector_modes, - .detect = dw_hdmi_connector_detect, - .destroy = drm_connector_cleanup, - .force = dw_hdmi_connector_force, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -static const struct drm_connector_helper_funcs dw_hdmi_connector_helper_funcs = { - .get_modes = dw_hdmi_connector_get_modes, - .mode_valid = dw_hdmi_connector_mode_valid, - .best_encoder = drm_atomic_helper_best_encoder, -}; - -static int dw_hdmi_bridge_attach(struct drm_bridge *bridge) -{ - struct dw_hdmi *hdmi = bridge->driver_private; - struct drm_encoder *encoder = bridge->encoder; - struct drm_connector *connector = &hdmi->connector; - - connector->interlace_allowed = 1; - connector->polled = DRM_CONNECTOR_POLL_HPD; - - drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs); - - drm_connector_init(bridge->dev, connector, &dw_hdmi_connector_funcs, - DRM_MODE_CONNECTOR_HDMIA); - - drm_mode_connector_attach_encoder(connector, encoder); - - return 0; -} - -static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge, - struct drm_display_mode *orig_mode, - struct drm_display_mode *mode) -{ - struct dw_hdmi *hdmi = bridge->driver_private; - - mutex_lock(&hdmi->mutex); - - /* Store the display mode for plugin/DKMS poweron events */ - memcpy(&hdmi->previous_mode, mode, sizeof(hdmi->previous_mode)); - - mutex_unlock(&hdmi->mutex); -} - -static void dw_hdmi_bridge_disable(struct drm_bridge *bridge) -{ - struct dw_hdmi *hdmi = bridge->driver_private; - - mutex_lock(&hdmi->mutex); - hdmi->disabled = true; - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - mutex_unlock(&hdmi->mutex); -} - -static void dw_hdmi_bridge_enable(struct drm_bridge *bridge) -{ - struct dw_hdmi *hdmi = bridge->driver_private; - - mutex_lock(&hdmi->mutex); - hdmi->disabled = false; - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - mutex_unlock(&hdmi->mutex); -} - -static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = { - .attach = dw_hdmi_bridge_attach, - .enable = dw_hdmi_bridge_enable, - .disable = dw_hdmi_bridge_disable, - .mode_set = dw_hdmi_bridge_mode_set, -}; - -static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) -{ - struct dw_hdmi_i2c *i2c = hdmi->i2c; - unsigned int stat; - - stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0); - if (!stat) - return IRQ_NONE; - - hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0); - - i2c->stat = stat; - - complete(&i2c->cmp); - - return IRQ_HANDLED; -} - -static irqreturn_t dw_hdmi_hardirq(int irq, void *dev_id) -{ - struct dw_hdmi *hdmi = dev_id; - u8 intr_stat; - irqreturn_t ret = IRQ_NONE; - - if (hdmi->i2c) - ret = dw_hdmi_i2c_irq(hdmi); - - intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); - if (intr_stat) { - hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); - return IRQ_WAKE_THREAD; - } - - return ret; -} - -static irqreturn_t dw_hdmi_irq(int irq, void *dev_id) -{ - struct dw_hdmi *hdmi = dev_id; - u8 intr_stat, phy_int_pol, phy_pol_mask, phy_stat; - - intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); - phy_int_pol = hdmi_readb(hdmi, HDMI_PHY_POL0); - phy_stat = hdmi_readb(hdmi, HDMI_PHY_STAT0); - - phy_pol_mask = 0; - if (intr_stat & HDMI_IH_PHY_STAT0_HPD) - phy_pol_mask |= HDMI_PHY_HPD; - if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE0) - phy_pol_mask |= HDMI_PHY_RX_SENSE0; - if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE1) - phy_pol_mask |= HDMI_PHY_RX_SENSE1; - if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE2) - phy_pol_mask |= HDMI_PHY_RX_SENSE2; - if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE3) - phy_pol_mask |= HDMI_PHY_RX_SENSE3; - - if (phy_pol_mask) - hdmi_modb(hdmi, ~phy_int_pol, phy_pol_mask, HDMI_PHY_POL0); - - /* - * RX sense tells us whether the TDMS transmitters are detecting - * load - in other words, there's something listening on the - * other end of the link. Use this to decide whether we should - * power on the phy as HPD may be toggled by the sink to merely - * ask the source to re-read the EDID. - */ - if (intr_stat & - (HDMI_IH_PHY_STAT0_RX_SENSE | HDMI_IH_PHY_STAT0_HPD)) { - mutex_lock(&hdmi->mutex); - if (!hdmi->disabled && !hdmi->force) { - /* - * If the RX sense status indicates we're disconnected, - * clear the software rxsense status. - */ - if (!(phy_stat & HDMI_PHY_RX_SENSE)) - hdmi->rxsense = false; - - /* - * Only set the software rxsense status when both - * rxsense and hpd indicates we're connected. - * This avoids what seems to be bad behaviour in - * at least iMX6S versions of the phy. - */ - if (phy_stat & HDMI_PHY_HPD) - hdmi->rxsense = true; - - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - } - mutex_unlock(&hdmi->mutex); - } - - if (intr_stat & HDMI_IH_PHY_STAT0_HPD) { - dev_dbg(hdmi->dev, "EVENT=%s\n", - phy_int_pol & HDMI_PHY_HPD ? "plugin" : "plugout"); - if (hdmi->bridge.dev) - drm_helper_hpd_irq_event(hdmi->bridge.dev); - } - - hdmi_writeb(hdmi, intr_stat, HDMI_IH_PHY_STAT0); - hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), - HDMI_IH_MUTE_PHY_STAT0); - - return IRQ_HANDLED; -} - -static const struct dw_hdmi_phy_data dw_hdmi_phys[] = { - { - .type = DW_HDMI_PHY_DWC_HDMI_TX_PHY, - .name = "DWC HDMI TX PHY", - .gen = 1, - }, { - .type = DW_HDMI_PHY_DWC_MHL_PHY_HEAC, - .name = "DWC MHL PHY + HEAC PHY", - .gen = 2, - .has_svsret = true, - .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, - }, { - .type = DW_HDMI_PHY_DWC_MHL_PHY, - .name = "DWC MHL PHY", - .gen = 2, - .has_svsret = true, - .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, - }, { - .type = DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY_HEAC, - .name = "DWC HDMI 3D TX PHY + HEAC PHY", - .gen = 2, - .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, - }, { - .type = DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY, - .name = "DWC HDMI 3D TX PHY", - .gen = 2, - .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, - }, { - .type = DW_HDMI_PHY_DWC_HDMI20_TX_PHY, - .name = "DWC HDMI 2.0 TX PHY", - .gen = 2, - .has_svsret = true, - }, { - .type = DW_HDMI_PHY_VENDOR_PHY, - .name = "Vendor PHY", - } -}; - -static int dw_hdmi_detect_phy(struct dw_hdmi *hdmi) -{ - unsigned int i; - u8 phy_type; - - phy_type = hdmi_readb(hdmi, HDMI_CONFIG2_ID); - - if (phy_type == DW_HDMI_PHY_VENDOR_PHY) { - /* Vendor PHYs require support from the glue layer. */ - if (!hdmi->plat_data->phy_ops || !hdmi->plat_data->phy_name) { - dev_err(hdmi->dev, - "Vendor HDMI PHY not supported by glue layer\n"); - return -ENODEV; - } - - hdmi->phy.ops = hdmi->plat_data->phy_ops; - hdmi->phy.data = hdmi->plat_data->phy_data; - hdmi->phy.name = hdmi->plat_data->phy_name; - return 0; - } - - /* Synopsys PHYs are handled internally. */ - for (i = 0; i < ARRAY_SIZE(dw_hdmi_phys); ++i) { - if (dw_hdmi_phys[i].type == phy_type) { - hdmi->phy.ops = &dw_hdmi_synopsys_phy_ops; - hdmi->phy.name = dw_hdmi_phys[i].name; - hdmi->phy.data = (void *)&dw_hdmi_phys[i]; - - if (!dw_hdmi_phys[i].configure && - !hdmi->plat_data->configure_phy) { - dev_err(hdmi->dev, "%s requires platform support\n", - hdmi->phy.name); - return -ENODEV; - } - - return 0; - } - } - - dev_err(hdmi->dev, "Unsupported HDMI PHY type (%02x)\n", phy_type); - return -ENODEV; -} - -static const struct regmap_config hdmi_regmap_8bit_config = { - .reg_bits = 32, - .val_bits = 8, - .reg_stride = 1, - .max_register = HDMI_I2CM_FS_SCL_LCNT_0_ADDR, -}; - -static const struct regmap_config hdmi_regmap_32bit_config = { - .reg_bits = 32, - .val_bits = 32, - .reg_stride = 4, - .max_register = HDMI_I2CM_FS_SCL_LCNT_0_ADDR << 2, -}; - -static struct dw_hdmi * -__dw_hdmi_probe(struct platform_device *pdev, - const struct dw_hdmi_plat_data *plat_data) -{ - struct device *dev = &pdev->dev; - struct device_node *np = dev->of_node; - struct platform_device_info pdevinfo; - struct device_node *ddc_node; - struct dw_hdmi *hdmi; - struct resource *iores = NULL; - int irq; - int ret; - u32 val = 1; - u8 prod_id0; - u8 prod_id1; - u8 config0; - u8 config3; - - hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); - if (!hdmi) - return ERR_PTR(-ENOMEM); - - hdmi->plat_data = plat_data; - hdmi->dev = dev; - hdmi->sample_rate = 48000; - hdmi->disabled = true; - hdmi->rxsense = true; - hdmi->phy_mask = (u8)~(HDMI_PHY_HPD | HDMI_PHY_RX_SENSE); - - mutex_init(&hdmi->mutex); - mutex_init(&hdmi->audio_mutex); - spin_lock_init(&hdmi->audio_lock); - - ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0); - if (ddc_node) { - hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node); - of_node_put(ddc_node); - if (!hdmi->ddc) { - dev_dbg(hdmi->dev, "failed to read ddc node\n"); - return ERR_PTR(-EPROBE_DEFER); - } - - } else { - dev_dbg(hdmi->dev, "no ddc property found\n"); - } - - if (!plat_data->regm) { - const struct regmap_config *reg_config; - - of_property_read_u32(np, "reg-io-width", &val); - switch (val) { - case 4: - reg_config = &hdmi_regmap_32bit_config; - hdmi->reg_shift = 2; - break; - case 1: - reg_config = &hdmi_regmap_8bit_config; - break; - default: - dev_err(dev, "reg-io-width must be 1 or 4\n"); - return ERR_PTR(-EINVAL); - } - - iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); - hdmi->regs = devm_ioremap_resource(dev, iores); - if (IS_ERR(hdmi->regs)) { - ret = PTR_ERR(hdmi->regs); - goto err_res; - } - - hdmi->regm = devm_regmap_init_mmio(dev, hdmi->regs, reg_config); - if (IS_ERR(hdmi->regm)) { - dev_err(dev, "Failed to configure regmap\n"); - ret = PTR_ERR(hdmi->regm); - goto err_res; - } - } else { - hdmi->regm = plat_data->regm; - } - - hdmi->isfr_clk = devm_clk_get(hdmi->dev, "isfr"); - if (IS_ERR(hdmi->isfr_clk)) { - ret = PTR_ERR(hdmi->isfr_clk); - dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret); - goto err_res; - } - - ret = clk_prepare_enable(hdmi->isfr_clk); - if (ret) { - dev_err(hdmi->dev, "Cannot enable HDMI isfr clock: %d\n", ret); - goto err_res; - } - - hdmi->iahb_clk = devm_clk_get(hdmi->dev, "iahb"); - if (IS_ERR(hdmi->iahb_clk)) { - ret = PTR_ERR(hdmi->iahb_clk); - dev_err(hdmi->dev, "Unable to get HDMI iahb clk: %d\n", ret); - goto err_isfr; - } - - ret = clk_prepare_enable(hdmi->iahb_clk); - if (ret) { - dev_err(hdmi->dev, "Cannot enable HDMI iahb clock: %d\n", ret); - goto err_isfr; - } - - /* Product and revision IDs */ - hdmi->version = (hdmi_readb(hdmi, HDMI_DESIGN_ID) << 8) - | (hdmi_readb(hdmi, HDMI_REVISION_ID) << 0); - prod_id0 = hdmi_readb(hdmi, HDMI_PRODUCT_ID0); - prod_id1 = hdmi_readb(hdmi, HDMI_PRODUCT_ID1); - - if (prod_id0 != HDMI_PRODUCT_ID0_HDMI_TX || - (prod_id1 & ~HDMI_PRODUCT_ID1_HDCP) != HDMI_PRODUCT_ID1_HDMI_TX) { - dev_err(dev, "Unsupported HDMI controller (%04x:%02x:%02x)\n", - hdmi->version, prod_id0, prod_id1); - ret = -ENODEV; - goto err_iahb; - } - - ret = dw_hdmi_detect_phy(hdmi); - if (ret < 0) - goto err_iahb; - - dev_info(dev, "Detected HDMI TX controller v%x.%03x %s HDCP (%s)\n", - hdmi->version >> 12, hdmi->version & 0xfff, - prod_id1 & HDMI_PRODUCT_ID1_HDCP ? "with" : "without", - hdmi->phy.name); - - initialize_hdmi_ih_mutes(hdmi); - - irq = platform_get_irq(pdev, 0); - if (irq < 0) { - ret = irq; - goto err_iahb; - } - - ret = devm_request_threaded_irq(dev, irq, dw_hdmi_hardirq, - dw_hdmi_irq, IRQF_SHARED, - dev_name(dev), hdmi); - if (ret) - goto err_iahb; - - /* - * To prevent overflows in HDMI_IH_FC_STAT2, set the clk regenerator - * N and cts values before enabling phy - */ - hdmi_init_clk_regenerator(hdmi); - - /* If DDC bus is not specified, try to register HDMI I2C bus */ - if (!hdmi->ddc) { - hdmi->ddc = dw_hdmi_i2c_adapter(hdmi); - if (IS_ERR(hdmi->ddc)) - hdmi->ddc = NULL; - } - - /* - * Configure registers related to HDMI interrupt - * generation before registering IRQ. - */ - hdmi_writeb(hdmi, HDMI_PHY_HPD | HDMI_PHY_RX_SENSE, HDMI_PHY_POL0); - - /* Clear Hotplug interrupts */ - hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, - HDMI_IH_PHY_STAT0); - - hdmi->bridge.driver_private = hdmi; - hdmi->bridge.funcs = &dw_hdmi_bridge_funcs; -#ifdef CONFIG_OF - hdmi->bridge.of_node = pdev->dev.of_node; -#endif - - ret = dw_hdmi_fb_registered(hdmi); - if (ret) - goto err_iahb; - - /* Unmute interrupts */ - hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), - HDMI_IH_MUTE_PHY_STAT0); - - memset(&pdevinfo, 0, sizeof(pdevinfo)); - pdevinfo.parent = dev; - pdevinfo.id = PLATFORM_DEVID_AUTO; - - config0 = hdmi_readb(hdmi, HDMI_CONFIG0_ID); - config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); - - if (iores && config3 & HDMI_CONFIG3_AHBAUDDMA) { - struct dw_hdmi_audio_data audio; - - audio.phys = iores->start; - audio.base = hdmi->regs; - audio.irq = irq; - audio.hdmi = hdmi; - audio.eld = hdmi->connector.eld; - - pdevinfo.name = "dw-hdmi-ahb-audio"; - pdevinfo.data = &audio; - pdevinfo.size_data = sizeof(audio); - pdevinfo.dma_mask = DMA_BIT_MASK(32); - hdmi->audio = platform_device_register_full(&pdevinfo); - } else if (config0 & HDMI_CONFIG0_I2S) { - struct dw_hdmi_i2s_audio_data audio; - - audio.hdmi = hdmi; - audio.write = hdmi_writeb; - audio.read = hdmi_readb; - - pdevinfo.name = "dw-hdmi-i2s-audio"; - pdevinfo.data = &audio; - pdevinfo.size_data = sizeof(audio); - pdevinfo.dma_mask = DMA_BIT_MASK(32); - hdmi->audio = platform_device_register_full(&pdevinfo); - } - - /* Reset HDMI DDC I2C master controller and mute I2CM interrupts */ - if (hdmi->i2c) - dw_hdmi_i2c_init(hdmi); - - platform_set_drvdata(pdev, hdmi); - - return hdmi; - -err_iahb: - if (hdmi->i2c) { - i2c_del_adapter(&hdmi->i2c->adap); - hdmi->ddc = NULL; - } - - clk_disable_unprepare(hdmi->iahb_clk); -err_isfr: - clk_disable_unprepare(hdmi->isfr_clk); -err_res: - i2c_put_adapter(hdmi->ddc); - - return ERR_PTR(ret); -} - -static void __dw_hdmi_remove(struct dw_hdmi *hdmi) -{ - if (hdmi->audio && !IS_ERR(hdmi->audio)) - platform_device_unregister(hdmi->audio); - - /* Disable all interrupts */ - hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); - - clk_disable_unprepare(hdmi->iahb_clk); - clk_disable_unprepare(hdmi->isfr_clk); - - if (hdmi->i2c) - i2c_del_adapter(&hdmi->i2c->adap); - else - i2c_put_adapter(hdmi->ddc); -} - -/* ----------------------------------------------------------------------------- - * Probe/remove API, used from platforms based on the DRM bridge API. - */ -int dw_hdmi_probe(struct platform_device *pdev, - const struct dw_hdmi_plat_data *plat_data) -{ - struct dw_hdmi *hdmi; - int ret; - - hdmi = __dw_hdmi_probe(pdev, plat_data); - if (IS_ERR(hdmi)) - return PTR_ERR(hdmi); - - ret = drm_bridge_add(&hdmi->bridge); - if (ret < 0) { - __dw_hdmi_remove(hdmi); - return ret; - } - - return 0; -} -EXPORT_SYMBOL_GPL(dw_hdmi_probe); - -void dw_hdmi_remove(struct platform_device *pdev) -{ - struct dw_hdmi *hdmi = platform_get_drvdata(pdev); - - drm_bridge_remove(&hdmi->bridge); - - __dw_hdmi_remove(hdmi); -} -EXPORT_SYMBOL_GPL(dw_hdmi_remove); - -/* ----------------------------------------------------------------------------- - * Bind/unbind API, used from platforms based on the component framework. - */ -int dw_hdmi_bind(struct platform_device *pdev, struct drm_encoder *encoder, - const struct dw_hdmi_plat_data *plat_data) -{ - struct dw_hdmi *hdmi; - int ret; - - hdmi = __dw_hdmi_probe(pdev, plat_data); - if (IS_ERR(hdmi)) - return PTR_ERR(hdmi); - - ret = drm_bridge_attach(encoder, &hdmi->bridge, NULL); - if (ret) { - dw_hdmi_remove(pdev); - DRM_ERROR("Failed to initialize bridge with drm\n"); - return ret; - } - - return 0; -} -EXPORT_SYMBOL_GPL(dw_hdmi_bind); - -void dw_hdmi_unbind(struct device *dev) -{ - struct dw_hdmi *hdmi = dev_get_drvdata(dev); - - __dw_hdmi_remove(hdmi); -} -EXPORT_SYMBOL_GPL(dw_hdmi_unbind); - -MODULE_AUTHOR("Sascha Hauer "); -MODULE_AUTHOR("Andy Yan "); -MODULE_AUTHOR("Yakir Yang "); -MODULE_AUTHOR("Vladimir Zapolskiy "); -MODULE_DESCRIPTION("DW HDMI transmitter driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:dw-hdmi"); diff --git a/drivers/gpu/drm/bridge/dw-hdmi.h b/drivers/gpu/drm/bridge/dw-hdmi.h deleted file mode 100644 index 325b0b8ae639..000000000000 --- a/drivers/gpu/drm/bridge/dw-hdmi.h +++ /dev/null @@ -1,1153 +0,0 @@ -/* - * Copyright (C) 2011 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef __DW_HDMI_H__ -#define __DW_HDMI_H__ - -/* Identification Registers */ -#define HDMI_DESIGN_ID 0x0000 -#define HDMI_REVISION_ID 0x0001 -#define HDMI_PRODUCT_ID0 0x0002 -#define HDMI_PRODUCT_ID1 0x0003 -#define HDMI_CONFIG0_ID 0x0004 -#define HDMI_CONFIG1_ID 0x0005 -#define HDMI_CONFIG2_ID 0x0006 -#define HDMI_CONFIG3_ID 0x0007 - -/* Interrupt Registers */ -#define HDMI_IH_FC_STAT0 0x0100 -#define HDMI_IH_FC_STAT1 0x0101 -#define HDMI_IH_FC_STAT2 0x0102 -#define HDMI_IH_AS_STAT0 0x0103 -#define HDMI_IH_PHY_STAT0 0x0104 -#define HDMI_IH_I2CM_STAT0 0x0105 -#define HDMI_IH_CEC_STAT0 0x0106 -#define HDMI_IH_VP_STAT0 0x0107 -#define HDMI_IH_I2CMPHY_STAT0 0x0108 -#define HDMI_IH_AHBDMAAUD_STAT0 0x0109 - -#define HDMI_IH_MUTE_FC_STAT0 0x0180 -#define HDMI_IH_MUTE_FC_STAT1 0x0181 -#define HDMI_IH_MUTE_FC_STAT2 0x0182 -#define HDMI_IH_MUTE_AS_STAT0 0x0183 -#define HDMI_IH_MUTE_PHY_STAT0 0x0184 -#define HDMI_IH_MUTE_I2CM_STAT0 0x0185 -#define HDMI_IH_MUTE_CEC_STAT0 0x0186 -#define HDMI_IH_MUTE_VP_STAT0 0x0187 -#define HDMI_IH_MUTE_I2CMPHY_STAT0 0x0188 -#define HDMI_IH_MUTE_AHBDMAAUD_STAT0 0x0189 -#define HDMI_IH_MUTE 0x01FF - -/* Video Sample Registers */ -#define HDMI_TX_INVID0 0x0200 -#define HDMI_TX_INSTUFFING 0x0201 -#define HDMI_TX_GYDATA0 0x0202 -#define HDMI_TX_GYDATA1 0x0203 -#define HDMI_TX_RCRDATA0 0x0204 -#define HDMI_TX_RCRDATA1 0x0205 -#define HDMI_TX_BCBDATA0 0x0206 -#define HDMI_TX_BCBDATA1 0x0207 - -/* Video Packetizer Registers */ -#define HDMI_VP_STATUS 0x0800 -#define HDMI_VP_PR_CD 0x0801 -#define HDMI_VP_STUFF 0x0802 -#define HDMI_VP_REMAP 0x0803 -#define HDMI_VP_CONF 0x0804 -#define HDMI_VP_STAT 0x0805 -#define HDMI_VP_INT 0x0806 -#define HDMI_VP_MASK 0x0807 -#define HDMI_VP_POL 0x0808 - -/* Frame Composer Registers */ -#define HDMI_FC_INVIDCONF 0x1000 -#define HDMI_FC_INHACTV0 0x1001 -#define HDMI_FC_INHACTV1 0x1002 -#define HDMI_FC_INHBLANK0 0x1003 -#define HDMI_FC_INHBLANK1 0x1004 -#define HDMI_FC_INVACTV0 0x1005 -#define HDMI_FC_INVACTV1 0x1006 -#define HDMI_FC_INVBLANK 0x1007 -#define HDMI_FC_HSYNCINDELAY0 0x1008 -#define HDMI_FC_HSYNCINDELAY1 0x1009 -#define HDMI_FC_HSYNCINWIDTH0 0x100A -#define HDMI_FC_HSYNCINWIDTH1 0x100B -#define HDMI_FC_VSYNCINDELAY 0x100C -#define HDMI_FC_VSYNCINWIDTH 0x100D -#define HDMI_FC_INFREQ0 0x100E -#define HDMI_FC_INFREQ1 0x100F -#define HDMI_FC_INFREQ2 0x1010 -#define HDMI_FC_CTRLDUR 0x1011 -#define HDMI_FC_EXCTRLDUR 0x1012 -#define HDMI_FC_EXCTRLSPAC 0x1013 -#define HDMI_FC_CH0PREAM 0x1014 -#define HDMI_FC_CH1PREAM 0x1015 -#define HDMI_FC_CH2PREAM 0x1016 -#define HDMI_FC_AVICONF3 0x1017 -#define HDMI_FC_GCP 0x1018 -#define HDMI_FC_AVICONF0 0x1019 -#define HDMI_FC_AVICONF1 0x101A -#define HDMI_FC_AVICONF2 0x101B -#define HDMI_FC_AVIVID 0x101C -#define HDMI_FC_AVIETB0 0x101D -#define HDMI_FC_AVIETB1 0x101E -#define HDMI_FC_AVISBB0 0x101F -#define HDMI_FC_AVISBB1 0x1020 -#define HDMI_FC_AVIELB0 0x1021 -#define HDMI_FC_AVIELB1 0x1022 -#define HDMI_FC_AVISRB0 0x1023 -#define HDMI_FC_AVISRB1 0x1024 -#define HDMI_FC_AUDICONF0 0x1025 -#define HDMI_FC_AUDICONF1 0x1026 -#define HDMI_FC_AUDICONF2 0x1027 -#define HDMI_FC_AUDICONF3 0x1028 -#define HDMI_FC_VSDIEEEID0 0x1029 -#define HDMI_FC_VSDSIZE 0x102A -#define HDMI_FC_VSDIEEEID1 0x1030 -#define HDMI_FC_VSDIEEEID2 0x1031 -#define HDMI_FC_VSDPAYLOAD0 0x1032 -#define HDMI_FC_VSDPAYLOAD1 0x1033 -#define HDMI_FC_VSDPAYLOAD2 0x1034 -#define HDMI_FC_VSDPAYLOAD3 0x1035 -#define HDMI_FC_VSDPAYLOAD4 0x1036 -#define HDMI_FC_VSDPAYLOAD5 0x1037 -#define HDMI_FC_VSDPAYLOAD6 0x1038 -#define HDMI_FC_VSDPAYLOAD7 0x1039 -#define HDMI_FC_VSDPAYLOAD8 0x103A -#define HDMI_FC_VSDPAYLOAD9 0x103B -#define HDMI_FC_VSDPAYLOAD10 0x103C -#define HDMI_FC_VSDPAYLOAD11 0x103D -#define HDMI_FC_VSDPAYLOAD12 0x103E -#define HDMI_FC_VSDPAYLOAD13 0x103F -#define HDMI_FC_VSDPAYLOAD14 0x1040 -#define HDMI_FC_VSDPAYLOAD15 0x1041 -#define HDMI_FC_VSDPAYLOAD16 0x1042 -#define HDMI_FC_VSDPAYLOAD17 0x1043 -#define HDMI_FC_VSDPAYLOAD18 0x1044 -#define HDMI_FC_VSDPAYLOAD19 0x1045 -#define HDMI_FC_VSDPAYLOAD20 0x1046 -#define HDMI_FC_VSDPAYLOAD21 0x1047 -#define HDMI_FC_VSDPAYLOAD22 0x1048 -#define HDMI_FC_VSDPAYLOAD23 0x1049 -#define HDMI_FC_SPDVENDORNAME0 0x104A -#define HDMI_FC_SPDVENDORNAME1 0x104B -#define HDMI_FC_SPDVENDORNAME2 0x104C -#define HDMI_FC_SPDVENDORNAME3 0x104D -#define HDMI_FC_SPDVENDORNAME4 0x104E -#define HDMI_FC_SPDVENDORNAME5 0x104F -#define HDMI_FC_SPDVENDORNAME6 0x1050 -#define HDMI_FC_SPDVENDORNAME7 0x1051 -#define HDMI_FC_SDPPRODUCTNAME0 0x1052 -#define HDMI_FC_SDPPRODUCTNAME1 0x1053 -#define HDMI_FC_SDPPRODUCTNAME2 0x1054 -#define HDMI_FC_SDPPRODUCTNAME3 0x1055 -#define HDMI_FC_SDPPRODUCTNAME4 0x1056 -#define HDMI_FC_SDPPRODUCTNAME5 0x1057 -#define HDMI_FC_SDPPRODUCTNAME6 0x1058 -#define HDMI_FC_SDPPRODUCTNAME7 0x1059 -#define HDMI_FC_SDPPRODUCTNAME8 0x105A -#define HDMI_FC_SDPPRODUCTNAME9 0x105B -#define HDMI_FC_SDPPRODUCTNAME10 0x105C -#define HDMI_FC_SDPPRODUCTNAME11 0x105D -#define HDMI_FC_SDPPRODUCTNAME12 0x105E -#define HDMI_FC_SDPPRODUCTNAME13 0x105F -#define HDMI_FC_SDPPRODUCTNAME14 0x1060 -#define HDMI_FC_SPDPRODUCTNAME15 0x1061 -#define HDMI_FC_SPDDEVICEINF 0x1062 -#define HDMI_FC_AUDSCONF 0x1063 -#define HDMI_FC_AUDSSTAT 0x1064 -#define HDMI_FC_DATACH0FILL 0x1070 -#define HDMI_FC_DATACH1FILL 0x1071 -#define HDMI_FC_DATACH2FILL 0x1072 -#define HDMI_FC_CTRLQHIGH 0x1073 -#define HDMI_FC_CTRLQLOW 0x1074 -#define HDMI_FC_ACP0 0x1075 -#define HDMI_FC_ACP28 0x1076 -#define HDMI_FC_ACP27 0x1077 -#define HDMI_FC_ACP26 0x1078 -#define HDMI_FC_ACP25 0x1079 -#define HDMI_FC_ACP24 0x107A -#define HDMI_FC_ACP23 0x107B -#define HDMI_FC_ACP22 0x107C -#define HDMI_FC_ACP21 0x107D -#define HDMI_FC_ACP20 0x107E -#define HDMI_FC_ACP19 0x107F -#define HDMI_FC_ACP18 0x1080 -#define HDMI_FC_ACP17 0x1081 -#define HDMI_FC_ACP16 0x1082 -#define HDMI_FC_ACP15 0x1083 -#define HDMI_FC_ACP14 0x1084 -#define HDMI_FC_ACP13 0x1085 -#define HDMI_FC_ACP12 0x1086 -#define HDMI_FC_ACP11 0x1087 -#define HDMI_FC_ACP10 0x1088 -#define HDMI_FC_ACP9 0x1089 -#define HDMI_FC_ACP8 0x108A -#define HDMI_FC_ACP7 0x108B -#define HDMI_FC_ACP6 0x108C -#define HDMI_FC_ACP5 0x108D -#define HDMI_FC_ACP4 0x108E -#define HDMI_FC_ACP3 0x108F -#define HDMI_FC_ACP2 0x1090 -#define HDMI_FC_ACP1 0x1091 -#define HDMI_FC_ISCR1_0 0x1092 -#define HDMI_FC_ISCR1_16 0x1093 -#define HDMI_FC_ISCR1_15 0x1094 -#define HDMI_FC_ISCR1_14 0x1095 -#define HDMI_FC_ISCR1_13 0x1096 -#define HDMI_FC_ISCR1_12 0x1097 -#define HDMI_FC_ISCR1_11 0x1098 -#define HDMI_FC_ISCR1_10 0x1099 -#define HDMI_FC_ISCR1_9 0x109A -#define HDMI_FC_ISCR1_8 0x109B -#define HDMI_FC_ISCR1_7 0x109C -#define HDMI_FC_ISCR1_6 0x109D -#define HDMI_FC_ISCR1_5 0x109E -#define HDMI_FC_ISCR1_4 0x109F -#define HDMI_FC_ISCR1_3 0x10A0 -#define HDMI_FC_ISCR1_2 0x10A1 -#define HDMI_FC_ISCR1_1 0x10A2 -#define HDMI_FC_ISCR2_15 0x10A3 -#define HDMI_FC_ISCR2_14 0x10A4 -#define HDMI_FC_ISCR2_13 0x10A5 -#define HDMI_FC_ISCR2_12 0x10A6 -#define HDMI_FC_ISCR2_11 0x10A7 -#define HDMI_FC_ISCR2_10 0x10A8 -#define HDMI_FC_ISCR2_9 0x10A9 -#define HDMI_FC_ISCR2_8 0x10AA -#define HDMI_FC_ISCR2_7 0x10AB -#define HDMI_FC_ISCR2_6 0x10AC -#define HDMI_FC_ISCR2_5 0x10AD -#define HDMI_FC_ISCR2_4 0x10AE -#define HDMI_FC_ISCR2_3 0x10AF -#define HDMI_FC_ISCR2_2 0x10B0 -#define HDMI_FC_ISCR2_1 0x10B1 -#define HDMI_FC_ISCR2_0 0x10B2 -#define HDMI_FC_DATAUTO0 0x10B3 -#define HDMI_FC_DATAUTO1 0x10B4 -#define HDMI_FC_DATAUTO2 0x10B5 -#define HDMI_FC_DATMAN 0x10B6 -#define HDMI_FC_DATAUTO3 0x10B7 -#define HDMI_FC_RDRB0 0x10B8 -#define HDMI_FC_RDRB1 0x10B9 -#define HDMI_FC_RDRB2 0x10BA -#define HDMI_FC_RDRB3 0x10BB -#define HDMI_FC_RDRB4 0x10BC -#define HDMI_FC_RDRB5 0x10BD -#define HDMI_FC_RDRB6 0x10BE -#define HDMI_FC_RDRB7 0x10BF -#define HDMI_FC_STAT0 0x10D0 -#define HDMI_FC_INT0 0x10D1 -#define HDMI_FC_MASK0 0x10D2 -#define HDMI_FC_POL0 0x10D3 -#define HDMI_FC_STAT1 0x10D4 -#define HDMI_FC_INT1 0x10D5 -#define HDMI_FC_MASK1 0x10D6 -#define HDMI_FC_POL1 0x10D7 -#define HDMI_FC_STAT2 0x10D8 -#define HDMI_FC_INT2 0x10D9 -#define HDMI_FC_MASK2 0x10DA -#define HDMI_FC_POL2 0x10DB -#define HDMI_FC_PRCONF 0x10E0 - -#define HDMI_FC_GMD_STAT 0x1100 -#define HDMI_FC_GMD_EN 0x1101 -#define HDMI_FC_GMD_UP 0x1102 -#define HDMI_FC_GMD_CONF 0x1103 -#define HDMI_FC_GMD_HB 0x1104 -#define HDMI_FC_GMD_PB0 0x1105 -#define HDMI_FC_GMD_PB1 0x1106 -#define HDMI_FC_GMD_PB2 0x1107 -#define HDMI_FC_GMD_PB3 0x1108 -#define HDMI_FC_GMD_PB4 0x1109 -#define HDMI_FC_GMD_PB5 0x110A -#define HDMI_FC_GMD_PB6 0x110B -#define HDMI_FC_GMD_PB7 0x110C -#define HDMI_FC_GMD_PB8 0x110D -#define HDMI_FC_GMD_PB9 0x110E -#define HDMI_FC_GMD_PB10 0x110F -#define HDMI_FC_GMD_PB11 0x1110 -#define HDMI_FC_GMD_PB12 0x1111 -#define HDMI_FC_GMD_PB13 0x1112 -#define HDMI_FC_GMD_PB14 0x1113 -#define HDMI_FC_GMD_PB15 0x1114 -#define HDMI_FC_GMD_PB16 0x1115 -#define HDMI_FC_GMD_PB17 0x1116 -#define HDMI_FC_GMD_PB18 0x1117 -#define HDMI_FC_GMD_PB19 0x1118 -#define HDMI_FC_GMD_PB20 0x1119 -#define HDMI_FC_GMD_PB21 0x111A -#define HDMI_FC_GMD_PB22 0x111B -#define HDMI_FC_GMD_PB23 0x111C -#define HDMI_FC_GMD_PB24 0x111D -#define HDMI_FC_GMD_PB25 0x111E -#define HDMI_FC_GMD_PB26 0x111F -#define HDMI_FC_GMD_PB27 0x1120 - -#define HDMI_FC_DBGFORCE 0x1200 -#define HDMI_FC_DBGAUD0CH0 0x1201 -#define HDMI_FC_DBGAUD1CH0 0x1202 -#define HDMI_FC_DBGAUD2CH0 0x1203 -#define HDMI_FC_DBGAUD0CH1 0x1204 -#define HDMI_FC_DBGAUD1CH1 0x1205 -#define HDMI_FC_DBGAUD2CH1 0x1206 -#define HDMI_FC_DBGAUD0CH2 0x1207 -#define HDMI_FC_DBGAUD1CH2 0x1208 -#define HDMI_FC_DBGAUD2CH2 0x1209 -#define HDMI_FC_DBGAUD0CH3 0x120A -#define HDMI_FC_DBGAUD1CH3 0x120B -#define HDMI_FC_DBGAUD2CH3 0x120C -#define HDMI_FC_DBGAUD0CH4 0x120D -#define HDMI_FC_DBGAUD1CH4 0x120E -#define HDMI_FC_DBGAUD2CH4 0x120F -#define HDMI_FC_DBGAUD0CH5 0x1210 -#define HDMI_FC_DBGAUD1CH5 0x1211 -#define HDMI_FC_DBGAUD2CH5 0x1212 -#define HDMI_FC_DBGAUD0CH6 0x1213 -#define HDMI_FC_DBGAUD1CH6 0x1214 -#define HDMI_FC_DBGAUD2CH6 0x1215 -#define HDMI_FC_DBGAUD0CH7 0x1216 -#define HDMI_FC_DBGAUD1CH7 0x1217 -#define HDMI_FC_DBGAUD2CH7 0x1218 -#define HDMI_FC_DBGTMDS0 0x1219 -#define HDMI_FC_DBGTMDS1 0x121A -#define HDMI_FC_DBGTMDS2 0x121B - -/* HDMI Source PHY Registers */ -#define HDMI_PHY_CONF0 0x3000 -#define HDMI_PHY_TST0 0x3001 -#define HDMI_PHY_TST1 0x3002 -#define HDMI_PHY_TST2 0x3003 -#define HDMI_PHY_STAT0 0x3004 -#define HDMI_PHY_INT0 0x3005 -#define HDMI_PHY_MASK0 0x3006 -#define HDMI_PHY_POL0 0x3007 - -/* HDMI Master PHY Registers */ -#define HDMI_PHY_I2CM_SLAVE_ADDR 0x3020 -#define HDMI_PHY_I2CM_ADDRESS_ADDR 0x3021 -#define HDMI_PHY_I2CM_DATAO_1_ADDR 0x3022 -#define HDMI_PHY_I2CM_DATAO_0_ADDR 0x3023 -#define HDMI_PHY_I2CM_DATAI_1_ADDR 0x3024 -#define HDMI_PHY_I2CM_DATAI_0_ADDR 0x3025 -#define HDMI_PHY_I2CM_OPERATION_ADDR 0x3026 -#define HDMI_PHY_I2CM_INT_ADDR 0x3027 -#define HDMI_PHY_I2CM_CTLINT_ADDR 0x3028 -#define HDMI_PHY_I2CM_DIV_ADDR 0x3029 -#define HDMI_PHY_I2CM_SOFTRSTZ_ADDR 0x302a -#define HDMI_PHY_I2CM_SS_SCL_HCNT_1_ADDR 0x302b -#define HDMI_PHY_I2CM_SS_SCL_HCNT_0_ADDR 0x302c -#define HDMI_PHY_I2CM_SS_SCL_LCNT_1_ADDR 0x302d -#define HDMI_PHY_I2CM_SS_SCL_LCNT_0_ADDR 0x302e -#define HDMI_PHY_I2CM_FS_SCL_HCNT_1_ADDR 0x302f -#define HDMI_PHY_I2CM_FS_SCL_HCNT_0_ADDR 0x3030 -#define HDMI_PHY_I2CM_FS_SCL_LCNT_1_ADDR 0x3031 -#define HDMI_PHY_I2CM_FS_SCL_LCNT_0_ADDR 0x3032 - -/* Audio Sampler Registers */ -#define HDMI_AUD_CONF0 0x3100 -#define HDMI_AUD_CONF1 0x3101 -#define HDMI_AUD_INT 0x3102 -#define HDMI_AUD_CONF2 0x3103 -#define HDMI_AUD_N1 0x3200 -#define HDMI_AUD_N2 0x3201 -#define HDMI_AUD_N3 0x3202 -#define HDMI_AUD_CTS1 0x3203 -#define HDMI_AUD_CTS2 0x3204 -#define HDMI_AUD_CTS3 0x3205 -#define HDMI_AUD_INPUTCLKFS 0x3206 -#define HDMI_AUD_SPDIFINT 0x3302 -#define HDMI_AUD_CONF0_HBR 0x3400 -#define HDMI_AUD_HBR_STATUS 0x3401 -#define HDMI_AUD_HBR_INT 0x3402 -#define HDMI_AUD_HBR_POL 0x3403 -#define HDMI_AUD_HBR_MASK 0x3404 - -/* - * Generic Parallel Audio Interface Registers - * Not used as GPAUD interface is not enabled in hw - */ -#define HDMI_GP_CONF0 0x3500 -#define HDMI_GP_CONF1 0x3501 -#define HDMI_GP_CONF2 0x3502 -#define HDMI_GP_STAT 0x3503 -#define HDMI_GP_INT 0x3504 -#define HDMI_GP_MASK 0x3505 -#define HDMI_GP_POL 0x3506 - -/* Audio DMA Registers */ -#define HDMI_AHB_DMA_CONF0 0x3600 -#define HDMI_AHB_DMA_START 0x3601 -#define HDMI_AHB_DMA_STOP 0x3602 -#define HDMI_AHB_DMA_THRSLD 0x3603 -#define HDMI_AHB_DMA_STRADDR0 0x3604 -#define HDMI_AHB_DMA_STRADDR1 0x3605 -#define HDMI_AHB_DMA_STRADDR2 0x3606 -#define HDMI_AHB_DMA_STRADDR3 0x3607 -#define HDMI_AHB_DMA_STPADDR0 0x3608 -#define HDMI_AHB_DMA_STPADDR1 0x3609 -#define HDMI_AHB_DMA_STPADDR2 0x360a -#define HDMI_AHB_DMA_STPADDR3 0x360b -#define HDMI_AHB_DMA_BSTADDR0 0x360c -#define HDMI_AHB_DMA_BSTADDR1 0x360d -#define HDMI_AHB_DMA_BSTADDR2 0x360e -#define HDMI_AHB_DMA_BSTADDR3 0x360f -#define HDMI_AHB_DMA_MBLENGTH0 0x3610 -#define HDMI_AHB_DMA_MBLENGTH1 0x3611 -#define HDMI_AHB_DMA_STAT 0x3612 -#define HDMI_AHB_DMA_INT 0x3613 -#define HDMI_AHB_DMA_MASK 0x3614 -#define HDMI_AHB_DMA_POL 0x3615 -#define HDMI_AHB_DMA_CONF1 0x3616 -#define HDMI_AHB_DMA_BUFFSTAT 0x3617 -#define HDMI_AHB_DMA_BUFFINT 0x3618 -#define HDMI_AHB_DMA_BUFFMASK 0x3619 -#define HDMI_AHB_DMA_BUFFPOL 0x361a - -/* Main Controller Registers */ -#define HDMI_MC_SFRDIV 0x4000 -#define HDMI_MC_CLKDIS 0x4001 -#define HDMI_MC_SWRSTZ 0x4002 -#define HDMI_MC_OPCTRL 0x4003 -#define HDMI_MC_FLOWCTRL 0x4004 -#define HDMI_MC_PHYRSTZ 0x4005 -#define HDMI_MC_LOCKONCLOCK 0x4006 -#define HDMI_MC_HEACPHY_RST 0x4007 - -/* Color Space Converter Registers */ -#define HDMI_CSC_CFG 0x4100 -#define HDMI_CSC_SCALE 0x4101 -#define HDMI_CSC_COEF_A1_MSB 0x4102 -#define HDMI_CSC_COEF_A1_LSB 0x4103 -#define HDMI_CSC_COEF_A2_MSB 0x4104 -#define HDMI_CSC_COEF_A2_LSB 0x4105 -#define HDMI_CSC_COEF_A3_MSB 0x4106 -#define HDMI_CSC_COEF_A3_LSB 0x4107 -#define HDMI_CSC_COEF_A4_MSB 0x4108 -#define HDMI_CSC_COEF_A4_LSB 0x4109 -#define HDMI_CSC_COEF_B1_MSB 0x410A -#define HDMI_CSC_COEF_B1_LSB 0x410B -#define HDMI_CSC_COEF_B2_MSB 0x410C -#define HDMI_CSC_COEF_B2_LSB 0x410D -#define HDMI_CSC_COEF_B3_MSB 0x410E -#define HDMI_CSC_COEF_B3_LSB 0x410F -#define HDMI_CSC_COEF_B4_MSB 0x4110 -#define HDMI_CSC_COEF_B4_LSB 0x4111 -#define HDMI_CSC_COEF_C1_MSB 0x4112 -#define HDMI_CSC_COEF_C1_LSB 0x4113 -#define HDMI_CSC_COEF_C2_MSB 0x4114 -#define HDMI_CSC_COEF_C2_LSB 0x4115 -#define HDMI_CSC_COEF_C3_MSB 0x4116 -#define HDMI_CSC_COEF_C3_LSB 0x4117 -#define HDMI_CSC_COEF_C4_MSB 0x4118 -#define HDMI_CSC_COEF_C4_LSB 0x4119 - -/* HDCP Encryption Engine Registers */ -#define HDMI_A_HDCPCFG0 0x5000 -#define HDMI_A_HDCPCFG1 0x5001 -#define HDMI_A_HDCPOBS0 0x5002 -#define HDMI_A_HDCPOBS1 0x5003 -#define HDMI_A_HDCPOBS2 0x5004 -#define HDMI_A_HDCPOBS3 0x5005 -#define HDMI_A_APIINTCLR 0x5006 -#define HDMI_A_APIINTSTAT 0x5007 -#define HDMI_A_APIINTMSK 0x5008 -#define HDMI_A_VIDPOLCFG 0x5009 -#define HDMI_A_OESSWCFG 0x500A -#define HDMI_A_TIMER1SETUP0 0x500B -#define HDMI_A_TIMER1SETUP1 0x500C -#define HDMI_A_TIMER2SETUP0 0x500D -#define HDMI_A_TIMER2SETUP1 0x500E -#define HDMI_A_100MSCFG 0x500F -#define HDMI_A_2SCFG0 0x5010 -#define HDMI_A_2SCFG1 0x5011 -#define HDMI_A_5SCFG0 0x5012 -#define HDMI_A_5SCFG1 0x5013 -#define HDMI_A_SRMVERLSB 0x5014 -#define HDMI_A_SRMVERMSB 0x5015 -#define HDMI_A_SRMCTRL 0x5016 -#define HDMI_A_SFRSETUP 0x5017 -#define HDMI_A_I2CHSETUP 0x5018 -#define HDMI_A_INTSETUP 0x5019 -#define HDMI_A_PRESETUP 0x501A -#define HDMI_A_SRM_BASE 0x5020 - -/* CEC Engine Registers */ -#define HDMI_CEC_CTRL 0x7D00 -#define HDMI_CEC_STAT 0x7D01 -#define HDMI_CEC_MASK 0x7D02 -#define HDMI_CEC_POLARITY 0x7D03 -#define HDMI_CEC_INT 0x7D04 -#define HDMI_CEC_ADDR_L 0x7D05 -#define HDMI_CEC_ADDR_H 0x7D06 -#define HDMI_CEC_TX_CNT 0x7D07 -#define HDMI_CEC_RX_CNT 0x7D08 -#define HDMI_CEC_TX_DATA0 0x7D10 -#define HDMI_CEC_TX_DATA1 0x7D11 -#define HDMI_CEC_TX_DATA2 0x7D12 -#define HDMI_CEC_TX_DATA3 0x7D13 -#define HDMI_CEC_TX_DATA4 0x7D14 -#define HDMI_CEC_TX_DATA5 0x7D15 -#define HDMI_CEC_TX_DATA6 0x7D16 -#define HDMI_CEC_TX_DATA7 0x7D17 -#define HDMI_CEC_TX_DATA8 0x7D18 -#define HDMI_CEC_TX_DATA9 0x7D19 -#define HDMI_CEC_TX_DATA10 0x7D1a -#define HDMI_CEC_TX_DATA11 0x7D1b -#define HDMI_CEC_TX_DATA12 0x7D1c -#define HDMI_CEC_TX_DATA13 0x7D1d -#define HDMI_CEC_TX_DATA14 0x7D1e -#define HDMI_CEC_TX_DATA15 0x7D1f -#define HDMI_CEC_RX_DATA0 0x7D20 -#define HDMI_CEC_RX_DATA1 0x7D21 -#define HDMI_CEC_RX_DATA2 0x7D22 -#define HDMI_CEC_RX_DATA3 0x7D23 -#define HDMI_CEC_RX_DATA4 0x7D24 -#define HDMI_CEC_RX_DATA5 0x7D25 -#define HDMI_CEC_RX_DATA6 0x7D26 -#define HDMI_CEC_RX_DATA7 0x7D27 -#define HDMI_CEC_RX_DATA8 0x7D28 -#define HDMI_CEC_RX_DATA9 0x7D29 -#define HDMI_CEC_RX_DATA10 0x7D2a -#define HDMI_CEC_RX_DATA11 0x7D2b -#define HDMI_CEC_RX_DATA12 0x7D2c -#define HDMI_CEC_RX_DATA13 0x7D2d -#define HDMI_CEC_RX_DATA14 0x7D2e -#define HDMI_CEC_RX_DATA15 0x7D2f -#define HDMI_CEC_LOCK 0x7D30 -#define HDMI_CEC_WKUPCTRL 0x7D31 - -/* I2C Master Registers (E-DDC) */ -#define HDMI_I2CM_SLAVE 0x7E00 -#define HDMI_I2CM_ADDRESS 0x7E01 -#define HDMI_I2CM_DATAO 0x7E02 -#define HDMI_I2CM_DATAI 0x7E03 -#define HDMI_I2CM_OPERATION 0x7E04 -#define HDMI_I2CM_INT 0x7E05 -#define HDMI_I2CM_CTLINT 0x7E06 -#define HDMI_I2CM_DIV 0x7E07 -#define HDMI_I2CM_SEGADDR 0x7E08 -#define HDMI_I2CM_SOFTRSTZ 0x7E09 -#define HDMI_I2CM_SEGPTR 0x7E0A -#define HDMI_I2CM_SS_SCL_HCNT_1_ADDR 0x7E0B -#define HDMI_I2CM_SS_SCL_HCNT_0_ADDR 0x7E0C -#define HDMI_I2CM_SS_SCL_LCNT_1_ADDR 0x7E0D -#define HDMI_I2CM_SS_SCL_LCNT_0_ADDR 0x7E0E -#define HDMI_I2CM_FS_SCL_HCNT_1_ADDR 0x7E0F -#define HDMI_I2CM_FS_SCL_HCNT_0_ADDR 0x7E10 -#define HDMI_I2CM_FS_SCL_LCNT_1_ADDR 0x7E11 -#define HDMI_I2CM_FS_SCL_LCNT_0_ADDR 0x7E12 - -enum { -/* PRODUCT_ID0 field values */ - HDMI_PRODUCT_ID0_HDMI_TX = 0xa0, - -/* PRODUCT_ID1 field values */ - HDMI_PRODUCT_ID1_HDCP = 0xc0, - HDMI_PRODUCT_ID1_HDMI_RX = 0x02, - HDMI_PRODUCT_ID1_HDMI_TX = 0x01, - -/* CONFIG0_ID field values */ - HDMI_CONFIG0_I2S = 0x10, - -/* CONFIG1_ID field values */ - HDMI_CONFIG1_AHB = 0x01, - -/* CONFIG3_ID field values */ - HDMI_CONFIG3_AHBAUDDMA = 0x02, - HDMI_CONFIG3_GPAUD = 0x01, - -/* IH_FC_INT2 field values */ - HDMI_IH_FC_INT2_OVERFLOW_MASK = 0x03, - HDMI_IH_FC_INT2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_IH_FC_INT2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* IH_FC_STAT2 field values */ - HDMI_IH_FC_STAT2_OVERFLOW_MASK = 0x03, - HDMI_IH_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_IH_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* IH_PHY_STAT0 field values */ - HDMI_IH_PHY_STAT0_RX_SENSE3 = 0x20, - HDMI_IH_PHY_STAT0_RX_SENSE2 = 0x10, - HDMI_IH_PHY_STAT0_RX_SENSE1 = 0x8, - HDMI_IH_PHY_STAT0_RX_SENSE0 = 0x4, - HDMI_IH_PHY_STAT0_TX_PHY_LOCK = 0x2, - HDMI_IH_PHY_STAT0_HPD = 0x1, - -/* IH_I2CM_STAT0 and IH_MUTE_I2CM_STAT0 field values */ - HDMI_IH_I2CM_STAT0_DONE = 0x2, - HDMI_IH_I2CM_STAT0_ERROR = 0x1, - -/* IH_MUTE_I2CMPHY_STAT0 field values */ - HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYDONE = 0x2, - HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYERROR = 0x1, - -/* IH_AHBDMAAUD_STAT0 field values */ - HDMI_IH_AHBDMAAUD_STAT0_ERROR = 0x20, - HDMI_IH_AHBDMAAUD_STAT0_LOST = 0x10, - HDMI_IH_AHBDMAAUD_STAT0_RETRY = 0x08, - HDMI_IH_AHBDMAAUD_STAT0_DONE = 0x04, - HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL = 0x02, - HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY = 0x01, - -/* IH_MUTE_FC_STAT2 field values */ - HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK = 0x03, - HDMI_IH_MUTE_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_IH_MUTE_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* IH_MUTE_AHBDMAAUD_STAT0 field values */ - HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR = 0x20, - HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST = 0x10, - HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY = 0x08, - HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE = 0x04, - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL = 0x02, - HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY = 0x01, - -/* IH_MUTE field values */ - HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT = 0x2, - HDMI_IH_MUTE_MUTE_ALL_INTERRUPT = 0x1, - -/* TX_INVID0 field values */ - HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_MASK = 0x80, - HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_ENABLE = 0x80, - HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_DISABLE = 0x00, - HDMI_TX_INVID0_VIDEO_MAPPING_MASK = 0x1F, - HDMI_TX_INVID0_VIDEO_MAPPING_OFFSET = 0, - -/* TX_INSTUFFING field values */ - HDMI_TX_INSTUFFING_BDBDATA_STUFFING_MASK = 0x4, - HDMI_TX_INSTUFFING_BDBDATA_STUFFING_ENABLE = 0x4, - HDMI_TX_INSTUFFING_BDBDATA_STUFFING_DISABLE = 0x0, - HDMI_TX_INSTUFFING_RCRDATA_STUFFING_MASK = 0x2, - HDMI_TX_INSTUFFING_RCRDATA_STUFFING_ENABLE = 0x2, - HDMI_TX_INSTUFFING_RCRDATA_STUFFING_DISABLE = 0x0, - HDMI_TX_INSTUFFING_GYDATA_STUFFING_MASK = 0x1, - HDMI_TX_INSTUFFING_GYDATA_STUFFING_ENABLE = 0x1, - HDMI_TX_INSTUFFING_GYDATA_STUFFING_DISABLE = 0x0, - -/* VP_PR_CD field values */ - HDMI_VP_PR_CD_COLOR_DEPTH_MASK = 0xF0, - HDMI_VP_PR_CD_COLOR_DEPTH_OFFSET = 4, - HDMI_VP_PR_CD_DESIRED_PR_FACTOR_MASK = 0x0F, - HDMI_VP_PR_CD_DESIRED_PR_FACTOR_OFFSET = 0, - -/* VP_STUFF field values */ - HDMI_VP_STUFF_IDEFAULT_PHASE_MASK = 0x20, - HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET = 5, - HDMI_VP_STUFF_IFIX_PP_TO_LAST_MASK = 0x10, - HDMI_VP_STUFF_IFIX_PP_TO_LAST_OFFSET = 4, - HDMI_VP_STUFF_ICX_GOTO_P0_ST_MASK = 0x8, - HDMI_VP_STUFF_ICX_GOTO_P0_ST_OFFSET = 3, - HDMI_VP_STUFF_YCC422_STUFFING_MASK = 0x4, - HDMI_VP_STUFF_YCC422_STUFFING_STUFFING_MODE = 0x4, - HDMI_VP_STUFF_YCC422_STUFFING_DIRECT_MODE = 0x0, - HDMI_VP_STUFF_PP_STUFFING_MASK = 0x2, - HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE = 0x2, - HDMI_VP_STUFF_PP_STUFFING_DIRECT_MODE = 0x0, - HDMI_VP_STUFF_PR_STUFFING_MASK = 0x1, - HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE = 0x1, - HDMI_VP_STUFF_PR_STUFFING_DIRECT_MODE = 0x0, - -/* VP_CONF field values */ - HDMI_VP_CONF_BYPASS_EN_MASK = 0x40, - HDMI_VP_CONF_BYPASS_EN_ENABLE = 0x40, - HDMI_VP_CONF_BYPASS_EN_DISABLE = 0x00, - HDMI_VP_CONF_PP_EN_ENMASK = 0x20, - HDMI_VP_CONF_PP_EN_ENABLE = 0x20, - HDMI_VP_CONF_PP_EN_DISABLE = 0x00, - HDMI_VP_CONF_PR_EN_MASK = 0x10, - HDMI_VP_CONF_PR_EN_ENABLE = 0x10, - HDMI_VP_CONF_PR_EN_DISABLE = 0x00, - HDMI_VP_CONF_YCC422_EN_MASK = 0x8, - HDMI_VP_CONF_YCC422_EN_ENABLE = 0x8, - HDMI_VP_CONF_YCC422_EN_DISABLE = 0x0, - HDMI_VP_CONF_BYPASS_SELECT_MASK = 0x4, - HDMI_VP_CONF_BYPASS_SELECT_VID_PACKETIZER = 0x4, - HDMI_VP_CONF_BYPASS_SELECT_PIX_REPEATER = 0x0, - HDMI_VP_CONF_OUTPUT_SELECTOR_MASK = 0x3, - HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS = 0x3, - HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422 = 0x1, - HDMI_VP_CONF_OUTPUT_SELECTOR_PP = 0x0, - -/* VP_REMAP field values */ - HDMI_VP_REMAP_MASK = 0x3, - HDMI_VP_REMAP_YCC422_24bit = 0x2, - HDMI_VP_REMAP_YCC422_20bit = 0x1, - HDMI_VP_REMAP_YCC422_16bit = 0x0, - -/* FC_INVIDCONF field values */ - HDMI_FC_INVIDCONF_HDCP_KEEPOUT_MASK = 0x80, - HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE = 0x80, - HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE = 0x00, - HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_MASK = 0x40, - HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH = 0x40, - HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW = 0x00, - HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_MASK = 0x20, - HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH = 0x20, - HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW = 0x00, - HDMI_FC_INVIDCONF_DE_IN_POLARITY_MASK = 0x10, - HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_HIGH = 0x10, - HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_LOW = 0x00, - HDMI_FC_INVIDCONF_DVI_MODEZ_MASK = 0x8, - HDMI_FC_INVIDCONF_DVI_MODEZ_HDMI_MODE = 0x8, - HDMI_FC_INVIDCONF_DVI_MODEZ_DVI_MODE = 0x0, - HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_MASK = 0x2, - HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH = 0x2, - HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_LOW = 0x0, - HDMI_FC_INVIDCONF_IN_I_P_MASK = 0x1, - HDMI_FC_INVIDCONF_IN_I_P_INTERLACED = 0x1, - HDMI_FC_INVIDCONF_IN_I_P_PROGRESSIVE = 0x0, - -/* FC_AUDICONF0 field values */ - HDMI_FC_AUDICONF0_CC_OFFSET = 4, - HDMI_FC_AUDICONF0_CC_MASK = 0x70, - HDMI_FC_AUDICONF0_CT_OFFSET = 0, - HDMI_FC_AUDICONF0_CT_MASK = 0xF, - -/* FC_AUDICONF1 field values */ - HDMI_FC_AUDICONF1_SS_OFFSET = 3, - HDMI_FC_AUDICONF1_SS_MASK = 0x18, - HDMI_FC_AUDICONF1_SF_OFFSET = 0, - HDMI_FC_AUDICONF1_SF_MASK = 0x7, - -/* FC_AUDICONF3 field values */ - HDMI_FC_AUDICONF3_LFEPBL_OFFSET = 5, - HDMI_FC_AUDICONF3_LFEPBL_MASK = 0x60, - HDMI_FC_AUDICONF3_DM_INH_OFFSET = 4, - HDMI_FC_AUDICONF3_DM_INH_MASK = 0x10, - HDMI_FC_AUDICONF3_LSV_OFFSET = 0, - HDMI_FC_AUDICONF3_LSV_MASK = 0xF, - -/* FC_AUDSCHNLS0 field values */ - HDMI_FC_AUDSCHNLS0_CGMSA_OFFSET = 4, - HDMI_FC_AUDSCHNLS0_CGMSA_MASK = 0x30, - HDMI_FC_AUDSCHNLS0_COPYRIGHT_OFFSET = 0, - HDMI_FC_AUDSCHNLS0_COPYRIGHT_MASK = 0x01, - -/* FC_AUDSCHNLS3-6 field values */ - HDMI_FC_AUDSCHNLS3_OIEC_CH0_OFFSET = 0, - HDMI_FC_AUDSCHNLS3_OIEC_CH0_MASK = 0x0f, - HDMI_FC_AUDSCHNLS3_OIEC_CH1_OFFSET = 4, - HDMI_FC_AUDSCHNLS3_OIEC_CH1_MASK = 0xf0, - HDMI_FC_AUDSCHNLS4_OIEC_CH2_OFFSET = 0, - HDMI_FC_AUDSCHNLS4_OIEC_CH2_MASK = 0x0f, - HDMI_FC_AUDSCHNLS4_OIEC_CH3_OFFSET = 4, - HDMI_FC_AUDSCHNLS4_OIEC_CH3_MASK = 0xf0, - - HDMI_FC_AUDSCHNLS5_OIEC_CH0_OFFSET = 0, - HDMI_FC_AUDSCHNLS5_OIEC_CH0_MASK = 0x0f, - HDMI_FC_AUDSCHNLS5_OIEC_CH1_OFFSET = 4, - HDMI_FC_AUDSCHNLS5_OIEC_CH1_MASK = 0xf0, - HDMI_FC_AUDSCHNLS6_OIEC_CH2_OFFSET = 0, - HDMI_FC_AUDSCHNLS6_OIEC_CH2_MASK = 0x0f, - HDMI_FC_AUDSCHNLS6_OIEC_CH3_OFFSET = 4, - HDMI_FC_AUDSCHNLS6_OIEC_CH3_MASK = 0xf0, - -/* HDMI_FC_AUDSCHNLS7 field values */ - HDMI_FC_AUDSCHNLS7_ACCURACY_OFFSET = 4, - HDMI_FC_AUDSCHNLS7_ACCURACY_MASK = 0x30, - -/* HDMI_FC_AUDSCHNLS8 field values */ - HDMI_FC_AUDSCHNLS8_ORIGSAMPFREQ_MASK = 0xf0, - HDMI_FC_AUDSCHNLS8_ORIGSAMPFREQ_OFFSET = 4, - HDMI_FC_AUDSCHNLS8_WORDLEGNTH_MASK = 0x0f, - HDMI_FC_AUDSCHNLS8_WORDLEGNTH_OFFSET = 0, - -/* FC_AUDSCONF field values */ - HDMI_FC_AUDSCONF_AUD_PACKET_SAMPFIT_MASK = 0xF0, - HDMI_FC_AUDSCONF_AUD_PACKET_SAMPFIT_OFFSET = 4, - HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_MASK = 0x1, - HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_OFFSET = 0, - HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_LAYOUT1 = 0x1, - HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_LAYOUT0 = 0x0, - -/* FC_STAT2 field values */ - HDMI_FC_STAT2_OVERFLOW_MASK = 0x03, - HDMI_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* FC_INT2 field values */ - HDMI_FC_INT2_OVERFLOW_MASK = 0x03, - HDMI_FC_INT2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_FC_INT2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* FC_MASK2 field values */ - HDMI_FC_MASK2_OVERFLOW_MASK = 0x03, - HDMI_FC_MASK2_LOW_PRIORITY_OVERFLOW = 0x02, - HDMI_FC_MASK2_HIGH_PRIORITY_OVERFLOW = 0x01, - -/* FC_PRCONF field values */ - HDMI_FC_PRCONF_INCOMING_PR_FACTOR_MASK = 0xF0, - HDMI_FC_PRCONF_INCOMING_PR_FACTOR_OFFSET = 4, - HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_MASK = 0x0F, - HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_OFFSET = 0, - -/* FC_AVICONF0-FC_AVICONF3 field values */ - HDMI_FC_AVICONF0_PIX_FMT_MASK = 0x03, - HDMI_FC_AVICONF0_PIX_FMT_RGB = 0x00, - HDMI_FC_AVICONF0_PIX_FMT_YCBCR422 = 0x01, - HDMI_FC_AVICONF0_PIX_FMT_YCBCR444 = 0x02, - HDMI_FC_AVICONF0_ACTIVE_FMT_MASK = 0x40, - HDMI_FC_AVICONF0_ACTIVE_FMT_INFO_PRESENT = 0x40, - HDMI_FC_AVICONF0_ACTIVE_FMT_NO_INFO = 0x00, - HDMI_FC_AVICONF0_BAR_DATA_MASK = 0x0C, - HDMI_FC_AVICONF0_BAR_DATA_NO_DATA = 0x00, - HDMI_FC_AVICONF0_BAR_DATA_VERT_BAR = 0x04, - HDMI_FC_AVICONF0_BAR_DATA_HORIZ_BAR = 0x08, - HDMI_FC_AVICONF0_BAR_DATA_VERT_HORIZ_BAR = 0x0C, - HDMI_FC_AVICONF0_SCAN_INFO_MASK = 0x30, - HDMI_FC_AVICONF0_SCAN_INFO_OVERSCAN = 0x10, - HDMI_FC_AVICONF0_SCAN_INFO_UNDERSCAN = 0x20, - HDMI_FC_AVICONF0_SCAN_INFO_NODATA = 0x00, - - HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_MASK = 0x0F, - HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_USE_CODED = 0x08, - HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_4_3 = 0x09, - HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_16_9 = 0x0A, - HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_14_9 = 0x0B, - HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_MASK = 0x30, - HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_NO_DATA = 0x00, - HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_4_3 = 0x10, - HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_16_9 = 0x20, - HDMI_FC_AVICONF1_COLORIMETRY_MASK = 0xC0, - HDMI_FC_AVICONF1_COLORIMETRY_NO_DATA = 0x00, - HDMI_FC_AVICONF1_COLORIMETRY_SMPTE = 0x40, - HDMI_FC_AVICONF1_COLORIMETRY_ITUR = 0x80, - HDMI_FC_AVICONF1_COLORIMETRY_EXTENDED_INFO = 0xC0, - - HDMI_FC_AVICONF2_SCALING_MASK = 0x03, - HDMI_FC_AVICONF2_SCALING_NONE = 0x00, - HDMI_FC_AVICONF2_SCALING_HORIZ = 0x01, - HDMI_FC_AVICONF2_SCALING_VERT = 0x02, - HDMI_FC_AVICONF2_SCALING_HORIZ_VERT = 0x03, - HDMI_FC_AVICONF2_RGB_QUANT_MASK = 0x0C, - HDMI_FC_AVICONF2_RGB_QUANT_DEFAULT = 0x00, - HDMI_FC_AVICONF2_RGB_QUANT_LIMITED_RANGE = 0x04, - HDMI_FC_AVICONF2_RGB_QUANT_FULL_RANGE = 0x08, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_MASK = 0x70, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_XVYCC601 = 0x00, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_XVYCC709 = 0x10, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_SYCC601 = 0x20, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_ADOBE_YCC601 = 0x30, - HDMI_FC_AVICONF2_EXT_COLORIMETRY_ADOBE_RGB = 0x40, - HDMI_FC_AVICONF2_IT_CONTENT_MASK = 0x80, - HDMI_FC_AVICONF2_IT_CONTENT_NO_DATA = 0x00, - HDMI_FC_AVICONF2_IT_CONTENT_VALID = 0x80, - - HDMI_FC_AVICONF3_IT_CONTENT_TYPE_MASK = 0x03, - HDMI_FC_AVICONF3_IT_CONTENT_TYPE_GRAPHICS = 0x00, - HDMI_FC_AVICONF3_IT_CONTENT_TYPE_PHOTO = 0x01, - HDMI_FC_AVICONF3_IT_CONTENT_TYPE_CINEMA = 0x02, - HDMI_FC_AVICONF3_IT_CONTENT_TYPE_GAME = 0x03, - HDMI_FC_AVICONF3_QUANT_RANGE_MASK = 0x0C, - HDMI_FC_AVICONF3_QUANT_RANGE_LIMITED = 0x00, - HDMI_FC_AVICONF3_QUANT_RANGE_FULL = 0x04, - -/* FC_DBGFORCE field values */ - HDMI_FC_DBGFORCE_FORCEAUDIO = 0x10, - HDMI_FC_DBGFORCE_FORCEVIDEO = 0x1, - -/* PHY_CONF0 field values */ - HDMI_PHY_CONF0_PDZ_MASK = 0x80, - HDMI_PHY_CONF0_PDZ_OFFSET = 7, - HDMI_PHY_CONF0_ENTMDS_MASK = 0x40, - HDMI_PHY_CONF0_ENTMDS_OFFSET = 6, - HDMI_PHY_CONF0_SVSRET_MASK = 0x20, - HDMI_PHY_CONF0_SVSRET_OFFSET = 5, - HDMI_PHY_CONF0_GEN2_PDDQ_MASK = 0x10, - HDMI_PHY_CONF0_GEN2_PDDQ_OFFSET = 4, - HDMI_PHY_CONF0_GEN2_TXPWRON_MASK = 0x8, - HDMI_PHY_CONF0_GEN2_TXPWRON_OFFSET = 3, - HDMI_PHY_CONF0_GEN2_ENHPDRXSENSE_MASK = 0x4, - HDMI_PHY_CONF0_GEN2_ENHPDRXSENSE_OFFSET = 2, - HDMI_PHY_CONF0_SELDATAENPOL_MASK = 0x2, - HDMI_PHY_CONF0_SELDATAENPOL_OFFSET = 1, - HDMI_PHY_CONF0_SELDIPIF_MASK = 0x1, - HDMI_PHY_CONF0_SELDIPIF_OFFSET = 0, - -/* PHY_TST0 field values */ - HDMI_PHY_TST0_TSTCLR_MASK = 0x20, - HDMI_PHY_TST0_TSTCLR_OFFSET = 5, - HDMI_PHY_TST0_TSTEN_MASK = 0x10, - HDMI_PHY_TST0_TSTEN_OFFSET = 4, - HDMI_PHY_TST0_TSTCLK_MASK = 0x1, - HDMI_PHY_TST0_TSTCLK_OFFSET = 0, - -/* PHY_STAT0 field values */ - HDMI_PHY_RX_SENSE3 = 0x80, - HDMI_PHY_RX_SENSE2 = 0x40, - HDMI_PHY_RX_SENSE1 = 0x20, - HDMI_PHY_RX_SENSE0 = 0x10, - HDMI_PHY_HPD = 0x02, - HDMI_PHY_TX_PHY_LOCK = 0x01, - -/* PHY_I2CM_SLAVE_ADDR field values */ - HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2 = 0x69, - HDMI_PHY_I2CM_SLAVE_ADDR_HEAC_PHY = 0x49, - -/* PHY_I2CM_OPERATION_ADDR field values */ - HDMI_PHY_I2CM_OPERATION_ADDR_WRITE = 0x10, - HDMI_PHY_I2CM_OPERATION_ADDR_READ = 0x1, - -/* HDMI_PHY_I2CM_INT_ADDR */ - HDMI_PHY_I2CM_INT_ADDR_DONE_POL = 0x08, - HDMI_PHY_I2CM_INT_ADDR_DONE_MASK = 0x04, - -/* HDMI_PHY_I2CM_CTLINT_ADDR */ - HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL = 0x80, - HDMI_PHY_I2CM_CTLINT_ADDR_NAC_MASK = 0x40, - HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL = 0x08, - HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_MASK = 0x04, - -/* AUD_CONF0 field values */ - HDMI_AUD_CONF0_SW_RESET = 0x80, - HDMI_AUD_CONF0_I2S_ALL_ENABLE = 0x2F, - -/* AUD_CONF1 field values */ - HDMI_AUD_CONF1_MODE_I2S = 0x00, - HDMI_AUD_CONF1_MODE_RIGHT_J = 0x02, - HDMI_AUD_CONF1_MODE_LEFT_J = 0x04, - HDMI_AUD_CONF1_WIDTH_16 = 0x10, - HDMI_AUD_CONF1_WIDTH_24 = 0x18, - -/* AUD_CTS3 field values */ - HDMI_AUD_CTS3_N_SHIFT_OFFSET = 5, - HDMI_AUD_CTS3_N_SHIFT_MASK = 0xe0, - HDMI_AUD_CTS3_N_SHIFT_1 = 0, - HDMI_AUD_CTS3_N_SHIFT_16 = 0x20, - HDMI_AUD_CTS3_N_SHIFT_32 = 0x40, - HDMI_AUD_CTS3_N_SHIFT_64 = 0x60, - HDMI_AUD_CTS3_N_SHIFT_128 = 0x80, - HDMI_AUD_CTS3_N_SHIFT_256 = 0xa0, - /* note that the CTS3 MANUAL bit has been removed - from our part. Can't set it, will read as 0. */ - HDMI_AUD_CTS3_CTS_MANUAL = 0x10, - HDMI_AUD_CTS3_AUDCTS19_16_MASK = 0x0f, - -/* HDMI_AUD_INPUTCLKFS field values */ - HDMI_AUD_INPUTCLKFS_128FS = 0, - HDMI_AUD_INPUTCLKFS_256FS = 1, - HDMI_AUD_INPUTCLKFS_512FS = 2, - HDMI_AUD_INPUTCLKFS_64FS = 4, - -/* AHB_DMA_CONF0 field values */ - HDMI_AHB_DMA_CONF0_SW_FIFO_RST_OFFSET = 7, - HDMI_AHB_DMA_CONF0_SW_FIFO_RST_MASK = 0x80, - HDMI_AHB_DMA_CONF0_HBR = 0x10, - HDMI_AHB_DMA_CONF0_EN_HLOCK_OFFSET = 3, - HDMI_AHB_DMA_CONF0_EN_HLOCK_MASK = 0x08, - HDMI_AHB_DMA_CONF0_INCR_TYPE_OFFSET = 1, - HDMI_AHB_DMA_CONF0_INCR_TYPE_MASK = 0x06, - HDMI_AHB_DMA_CONF0_INCR4 = 0x0, - HDMI_AHB_DMA_CONF0_INCR8 = 0x2, - HDMI_AHB_DMA_CONF0_INCR16 = 0x4, - HDMI_AHB_DMA_CONF0_BURST_MODE = 0x1, - -/* HDMI_AHB_DMA_START field values */ - HDMI_AHB_DMA_START_START_OFFSET = 0, - HDMI_AHB_DMA_START_START_MASK = 0x01, - -/* HDMI_AHB_DMA_STOP field values */ - HDMI_AHB_DMA_STOP_STOP_OFFSET = 0, - HDMI_AHB_DMA_STOP_STOP_MASK = 0x01, - -/* AHB_DMA_STAT, AHB_DMA_INT, AHB_DMA_MASK, AHB_DMA_POL field values */ - HDMI_AHB_DMA_DONE = 0x80, - HDMI_AHB_DMA_RETRY_SPLIT = 0x40, - HDMI_AHB_DMA_LOSTOWNERSHIP = 0x20, - HDMI_AHB_DMA_ERROR = 0x10, - HDMI_AHB_DMA_FIFO_THREMPTY = 0x04, - HDMI_AHB_DMA_FIFO_FULL = 0x02, - HDMI_AHB_DMA_FIFO_EMPTY = 0x01, - -/* AHB_DMA_BUFFSTAT, AHB_DMA_BUFFINT,AHB_DMA_BUFFMASK,AHB_DMA_BUFFPOL values */ - HDMI_AHB_DMA_BUFFSTAT_FULL = 0x02, - HDMI_AHB_DMA_BUFFSTAT_EMPTY = 0x01, - -/* MC_CLKDIS field values */ - HDMI_MC_CLKDIS_HDCPCLK_DISABLE = 0x40, - HDMI_MC_CLKDIS_CECCLK_DISABLE = 0x20, - HDMI_MC_CLKDIS_CSCCLK_DISABLE = 0x10, - HDMI_MC_CLKDIS_AUDCLK_DISABLE = 0x8, - HDMI_MC_CLKDIS_PREPCLK_DISABLE = 0x4, - HDMI_MC_CLKDIS_TMDSCLK_DISABLE = 0x2, - HDMI_MC_CLKDIS_PIXELCLK_DISABLE = 0x1, - -/* MC_SWRSTZ field values */ - HDMI_MC_SWRSTZ_TMDSSWRST_REQ = 0x02, - -/* MC_FLOWCTRL field values */ - HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_MASK = 0x1, - HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH = 0x1, - HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS = 0x0, - -/* MC_PHYRSTZ field values */ - HDMI_MC_PHYRSTZ_PHYRSTZ = 0x01, - -/* MC_HEACPHY_RST field values */ - HDMI_MC_HEACPHY_RST_ASSERT = 0x1, - HDMI_MC_HEACPHY_RST_DEASSERT = 0x0, - -/* CSC_CFG field values */ - HDMI_CSC_CFG_INTMODE_MASK = 0x30, - HDMI_CSC_CFG_INTMODE_OFFSET = 4, - HDMI_CSC_CFG_INTMODE_DISABLE = 0x00, - HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA1 = 0x10, - HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA2 = 0x20, - HDMI_CSC_CFG_DECMODE_MASK = 0x3, - HDMI_CSC_CFG_DECMODE_OFFSET = 0, - HDMI_CSC_CFG_DECMODE_DISABLE = 0x0, - HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA1 = 0x1, - HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA2 = 0x2, - HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA3 = 0x3, - -/* CSC_SCALE field values */ - HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK = 0xF0, - HDMI_CSC_SCALE_CSC_COLORDE_PTH_24BPP = 0x00, - HDMI_CSC_SCALE_CSC_COLORDE_PTH_30BPP = 0x50, - HDMI_CSC_SCALE_CSC_COLORDE_PTH_36BPP = 0x60, - HDMI_CSC_SCALE_CSC_COLORDE_PTH_48BPP = 0x70, - HDMI_CSC_SCALE_CSCSCALE_MASK = 0x03, - -/* A_HDCPCFG0 field values */ - HDMI_A_HDCPCFG0_ELVENA_MASK = 0x80, - HDMI_A_HDCPCFG0_ELVENA_ENABLE = 0x80, - HDMI_A_HDCPCFG0_ELVENA_DISABLE = 0x00, - HDMI_A_HDCPCFG0_I2CFASTMODE_MASK = 0x40, - HDMI_A_HDCPCFG0_I2CFASTMODE_ENABLE = 0x40, - HDMI_A_HDCPCFG0_I2CFASTMODE_DISABLE = 0x00, - HDMI_A_HDCPCFG0_BYPENCRYPTION_MASK = 0x20, - HDMI_A_HDCPCFG0_BYPENCRYPTION_ENABLE = 0x20, - HDMI_A_HDCPCFG0_BYPENCRYPTION_DISABLE = 0x00, - HDMI_A_HDCPCFG0_SYNCRICHECK_MASK = 0x10, - HDMI_A_HDCPCFG0_SYNCRICHECK_ENABLE = 0x10, - HDMI_A_HDCPCFG0_SYNCRICHECK_DISABLE = 0x00, - HDMI_A_HDCPCFG0_AVMUTE_MASK = 0x8, - HDMI_A_HDCPCFG0_AVMUTE_ENABLE = 0x8, - HDMI_A_HDCPCFG0_AVMUTE_DISABLE = 0x0, - HDMI_A_HDCPCFG0_RXDETECT_MASK = 0x4, - HDMI_A_HDCPCFG0_RXDETECT_ENABLE = 0x4, - HDMI_A_HDCPCFG0_RXDETECT_DISABLE = 0x0, - HDMI_A_HDCPCFG0_EN11FEATURE_MASK = 0x2, - HDMI_A_HDCPCFG0_EN11FEATURE_ENABLE = 0x2, - HDMI_A_HDCPCFG0_EN11FEATURE_DISABLE = 0x0, - HDMI_A_HDCPCFG0_HDMIDVI_MASK = 0x1, - HDMI_A_HDCPCFG0_HDMIDVI_HDMI = 0x1, - HDMI_A_HDCPCFG0_HDMIDVI_DVI = 0x0, - -/* A_HDCPCFG1 field values */ - HDMI_A_HDCPCFG1_DISSHA1CHECK_MASK = 0x8, - HDMI_A_HDCPCFG1_DISSHA1CHECK_DISABLE = 0x8, - HDMI_A_HDCPCFG1_DISSHA1CHECK_ENABLE = 0x0, - HDMI_A_HDCPCFG1_PH2UPSHFTENC_MASK = 0x4, - HDMI_A_HDCPCFG1_PH2UPSHFTENC_ENABLE = 0x4, - HDMI_A_HDCPCFG1_PH2UPSHFTENC_DISABLE = 0x0, - HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK = 0x2, - HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE = 0x2, - HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_ENABLE = 0x0, - HDMI_A_HDCPCFG1_SWRESET_MASK = 0x1, - HDMI_A_HDCPCFG1_SWRESET_ASSERT = 0x0, - -/* A_VIDPOLCFG field values */ - HDMI_A_VIDPOLCFG_UNENCRYPTCONF_MASK = 0x60, - HDMI_A_VIDPOLCFG_UNENCRYPTCONF_OFFSET = 5, - HDMI_A_VIDPOLCFG_DATAENPOL_MASK = 0x10, - HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_HIGH = 0x10, - HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_LOW = 0x0, - HDMI_A_VIDPOLCFG_VSYNCPOL_MASK = 0x8, - HDMI_A_VIDPOLCFG_VSYNCPOL_ACTIVE_HIGH = 0x8, - HDMI_A_VIDPOLCFG_VSYNCPOL_ACTIVE_LOW = 0x0, - HDMI_A_VIDPOLCFG_HSYNCPOL_MASK = 0x2, - HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_HIGH = 0x2, - HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_LOW = 0x0, - -/* I2CM_OPERATION field values */ - HDMI_I2CM_OPERATION_WRITE = 0x10, - HDMI_I2CM_OPERATION_READ_EXT = 0x2, - HDMI_I2CM_OPERATION_READ = 0x1, - -/* I2CM_INT field values */ - HDMI_I2CM_INT_DONE_POL = 0x8, - HDMI_I2CM_INT_DONE_MASK = 0x4, - -/* I2CM_CTLINT field values */ - HDMI_I2CM_CTLINT_NAC_POL = 0x80, - HDMI_I2CM_CTLINT_NAC_MASK = 0x40, - HDMI_I2CM_CTLINT_ARB_POL = 0x8, - HDMI_I2CM_CTLINT_ARB_MASK = 0x4, -}; - -/* - * HDMI 3D TX PHY registers - */ -#define HDMI_3D_TX_PHY_PWRCTRL 0x00 -#define HDMI_3D_TX_PHY_SERDIVCTRL 0x01 -#define HDMI_3D_TX_PHY_SERCKCTRL 0x02 -#define HDMI_3D_TX_PHY_SERCKKILLCTRL 0x03 -#define HDMI_3D_TX_PHY_TXRESCTRL 0x04 -#define HDMI_3D_TX_PHY_CKCALCTRL 0x05 -#define HDMI_3D_TX_PHY_CPCE_CTRL 0x06 -#define HDMI_3D_TX_PHY_TXCLKMEASCTRL 0x07 -#define HDMI_3D_TX_PHY_TXMEASCTRL 0x08 -#define HDMI_3D_TX_PHY_CKSYMTXCTRL 0x09 -#define HDMI_3D_TX_PHY_CMPSEQCTRL 0x0a -#define HDMI_3D_TX_PHY_CMPPWRCTRL 0x0b -#define HDMI_3D_TX_PHY_CMPMODECTRL 0x0c -#define HDMI_3D_TX_PHY_MEASCTRL 0x0d -#define HDMI_3D_TX_PHY_VLEVCTRL 0x0e -#define HDMI_3D_TX_PHY_D2ACTRL 0x0f -#define HDMI_3D_TX_PHY_CURRCTRL 0x10 -#define HDMI_3D_TX_PHY_DRVANACTRL 0x11 -#define HDMI_3D_TX_PHY_PLLMEASCTRL 0x12 -#define HDMI_3D_TX_PHY_PLLPHBYCTRL 0x13 -#define HDMI_3D_TX_PHY_GRP_CTRL 0x14 -#define HDMI_3D_TX_PHY_GMPCTRL 0x15 -#define HDMI_3D_TX_PHY_MPLLMEASCTRL 0x16 -#define HDMI_3D_TX_PHY_MSM_CTRL 0x17 -#define HDMI_3D_TX_PHY_SCRPB_STATUS 0x18 -#define HDMI_3D_TX_PHY_TXTERM 0x19 -#define HDMI_3D_TX_PHY_PTRPT_ENBL 0x1a -#define HDMI_3D_TX_PHY_PATTERNGEN 0x1b -#define HDMI_3D_TX_PHY_SDCAP_MODE 0x1c -#define HDMI_3D_TX_PHY_SCOPEMODE 0x1d -#define HDMI_3D_TX_PHY_DIGTXMODE 0x1e -#define HDMI_3D_TX_PHY_STR_STATUS 0x1f -#define HDMI_3D_TX_PHY_SCOPECNT0 0x20 -#define HDMI_3D_TX_PHY_SCOPECNT1 0x21 -#define HDMI_3D_TX_PHY_SCOPECNT2 0x22 -#define HDMI_3D_TX_PHY_SCOPECNTCLK 0x23 -#define HDMI_3D_TX_PHY_SCOPESAMPLE 0x24 -#define HDMI_3D_TX_PHY_SCOPECNTMSB01 0x25 -#define HDMI_3D_TX_PHY_SCOPECNTMSB2CK 0x26 - -/* HDMI_3D_TX_PHY_CKCALCTRL values */ -#define HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE BIT(15) - -/* HDMI_3D_TX_PHY_MSM_CTRL values */ -#define HDMI_3D_TX_PHY_MSM_CTRL_MPLL_PH_SEL_CK BIT(13) -#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_CLK_REF_MPLL (0 << 1) -#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_OFF (1 << 1) -#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_PCLK (2 << 1) -#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK (3 << 1) -#define HDMI_3D_TX_PHY_MSM_CTRL_SCOPE_CK_SEL BIT(0) - -/* HDMI_3D_TX_PHY_PTRPT_ENBL values */ -#define HDMI_3D_TX_PHY_PTRPT_ENBL_OVERRIDE BIT(15) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT2 BIT(8) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT1 BIT(7) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT0 BIT(6) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_CK_REF_ENB BIT(5) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_RCAL_ENB BIT(4) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_TX_CLK_ALIGN_ENB BIT(3) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_TX_READY BIT(2) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_CKO_WORD_ENB BIT(1) -#define HDMI_3D_TX_PHY_PTRPT_ENBL_REFCLK_ENB BIT(0) - -#endif /* __DW_HDMI_H__ */ diff --git a/drivers/gpu/drm/bridge/synopsys/Kconfig b/drivers/gpu/drm/bridge/synopsys/Kconfig new file mode 100644 index 000000000000..40d2827a6d19 --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/Kconfig @@ -0,0 +1,23 @@ +config DRM_DW_HDMI + tristate + select DRM_KMS_HELPER + +config DRM_DW_HDMI_AHB_AUDIO + tristate "Synopsys Designware AHB Audio interface" + depends on DRM_DW_HDMI && SND + select SND_PCM + select SND_PCM_ELD + select SND_PCM_IEC958 + help + Support the AHB Audio interface which is part of the Synopsys + Designware HDMI block. This is used in conjunction with + the i.MX6 HDMI driver. + +config DRM_DW_HDMI_I2S_AUDIO + tristate "Synopsys Designware I2S Audio interface" + depends on SND_SOC + depends on DRM_DW_HDMI + select SND_SOC_HDMI_CODEC + help + Support the I2S Audio interface which is part of the Synopsys + Designware HDMI block. diff --git a/drivers/gpu/drm/bridge/synopsys/Makefile b/drivers/gpu/drm/bridge/synopsys/Makefile new file mode 100644 index 000000000000..17aa7a65b57e --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/Makefile @@ -0,0 +1,5 @@ +#ccflags-y := -Iinclude/drm + +obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o +obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o +obj-$(CONFIG_DRM_DW_HDMI_I2S_AUDIO) += dw-hdmi-i2s-audio.o diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c new file mode 100644 index 000000000000..8f2d1379c880 --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c @@ -0,0 +1,652 @@ +/* + * DesignWare HDMI audio driver + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Written and tested against the Designware HDMI Tx found in iMX6. + */ +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "dw-hdmi-audio.h" + +#define DRIVER_NAME "dw-hdmi-ahb-audio" + +/* Provide some bits rather than bit offsets */ +enum { + HDMI_AHB_DMA_CONF0_SW_FIFO_RST = BIT(7), + HDMI_AHB_DMA_CONF0_EN_HLOCK = BIT(3), + HDMI_AHB_DMA_START_START = BIT(0), + HDMI_AHB_DMA_STOP_STOP = BIT(0), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR = BIT(5), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST = BIT(4), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY = BIT(3), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE = BIT(2), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL = BIT(1), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY = BIT(0), + HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL = + HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR | + HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST | + HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY | + HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE | + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL | + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY, + HDMI_IH_AHBDMAAUD_STAT0_ERROR = BIT(5), + HDMI_IH_AHBDMAAUD_STAT0_LOST = BIT(4), + HDMI_IH_AHBDMAAUD_STAT0_RETRY = BIT(3), + HDMI_IH_AHBDMAAUD_STAT0_DONE = BIT(2), + HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL = BIT(1), + HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY = BIT(0), + HDMI_IH_AHBDMAAUD_STAT0_ALL = + HDMI_IH_AHBDMAAUD_STAT0_ERROR | + HDMI_IH_AHBDMAAUD_STAT0_LOST | + HDMI_IH_AHBDMAAUD_STAT0_RETRY | + HDMI_IH_AHBDMAAUD_STAT0_DONE | + HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL | + HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY, + HDMI_AHB_DMA_CONF0_INCR16 = 2 << 1, + HDMI_AHB_DMA_CONF0_INCR8 = 1 << 1, + HDMI_AHB_DMA_CONF0_INCR4 = 0, + HDMI_AHB_DMA_CONF0_BURST_MODE = BIT(0), + HDMI_AHB_DMA_MASK_DONE = BIT(7), + + HDMI_REVISION_ID = 0x0001, + HDMI_IH_AHBDMAAUD_STAT0 = 0x0109, + HDMI_IH_MUTE_AHBDMAAUD_STAT0 = 0x0189, + HDMI_FC_AUDICONF2 = 0x1027, + HDMI_FC_AUDSCONF = 0x1063, + HDMI_FC_AUDSCONF_LAYOUT1 = 1 << 0, + HDMI_FC_AUDSCONF_LAYOUT0 = 0 << 0, + HDMI_AHB_DMA_CONF0 = 0x3600, + HDMI_AHB_DMA_START = 0x3601, + HDMI_AHB_DMA_STOP = 0x3602, + HDMI_AHB_DMA_THRSLD = 0x3603, + HDMI_AHB_DMA_STRADDR0 = 0x3604, + HDMI_AHB_DMA_STPADDR0 = 0x3608, + HDMI_AHB_DMA_MASK = 0x3614, + HDMI_AHB_DMA_POL = 0x3615, + HDMI_AHB_DMA_CONF1 = 0x3616, + HDMI_AHB_DMA_BUFFPOL = 0x361a, +}; + +struct dw_hdmi_channel_conf { + u8 conf1; + u8 ca; +}; + +/* + * The default mapping of ALSA channels to HDMI channels and speaker + * allocation bits. Note that we can't do channel remapping here - + * channels must be in the same order. + * + * Mappings for alsa-lib pcm/surround*.conf files: + * + * Front Sur4.0 Sur4.1 Sur5.0 Sur5.1 Sur7.1 + * Channels 2 4 6 6 6 8 + * + * Our mapping from ALSA channel to CEA686D speaker name and HDMI channel: + * + * Number of ALSA channels + * ALSA Channel 2 3 4 5 6 7 8 + * 0 FL:0 = = = = = = + * 1 FR:1 = = = = = = + * 2 FC:3 RL:4 LFE:2 = = = + * 3 RR:5 RL:4 FC:3 = = + * 4 RR:5 RL:4 = = + * 5 RR:5 = = + * 6 RC:6 = + * 7 RLC/FRC RLC/FRC + */ +static struct dw_hdmi_channel_conf default_hdmi_channel_config[7] = { + { 0x03, 0x00 }, /* FL,FR */ + { 0x0b, 0x02 }, /* FL,FR,FC */ + { 0x33, 0x08 }, /* FL,FR,RL,RR */ + { 0x37, 0x09 }, /* FL,FR,LFE,RL,RR */ + { 0x3f, 0x0b }, /* FL,FR,LFE,FC,RL,RR */ + { 0x7f, 0x0f }, /* FL,FR,LFE,FC,RL,RR,RC */ + { 0xff, 0x13 }, /* FL,FR,LFE,FC,RL,RR,[FR]RC,[FR]LC */ +}; + +struct snd_dw_hdmi { + struct snd_card *card; + struct snd_pcm *pcm; + spinlock_t lock; + struct dw_hdmi_audio_data data; + struct snd_pcm_substream *substream; + void (*reformat)(struct snd_dw_hdmi *, size_t, size_t); + void *buf_src; + void *buf_dst; + dma_addr_t buf_addr; + unsigned buf_offset; + unsigned buf_period; + unsigned buf_size; + unsigned channels; + u8 revision; + u8 iec_offset; + u8 cs[192][8]; +}; + +static void dw_hdmi_writel(u32 val, void __iomem *ptr) +{ + writeb_relaxed(val, ptr); + writeb_relaxed(val >> 8, ptr + 1); + writeb_relaxed(val >> 16, ptr + 2); + writeb_relaxed(val >> 24, ptr + 3); +} + +/* + * Convert to hardware format: The userspace buffer contains IEC958 samples, + * with the PCUV bits in bits 31..28 and audio samples in bits 27..4. We + * need these to be in bits 27..24, with the IEC B bit in bit 28, and audio + * samples in 23..0. + * + * Default preamble in bits 3..0: 8 = block start, 4 = even 2 = odd + * + * Ideally, we could do with having the data properly formatted in userspace. + */ +static void dw_hdmi_reformat_iec958(struct snd_dw_hdmi *dw, + size_t offset, size_t bytes) +{ + u32 *src = dw->buf_src + offset; + u32 *dst = dw->buf_dst + offset; + u32 *end = dw->buf_src + offset + bytes; + + do { + u32 b, sample = *src++; + + b = (sample & 8) << (28 - 3); + + sample >>= 4; + + *dst++ = sample | b; + } while (src < end); +} + +static u32 parity(u32 sample) +{ + sample ^= sample >> 16; + sample ^= sample >> 8; + sample ^= sample >> 4; + sample ^= sample >> 2; + sample ^= sample >> 1; + return (sample & 1) << 27; +} + +static void dw_hdmi_reformat_s24(struct snd_dw_hdmi *dw, + size_t offset, size_t bytes) +{ + u32 *src = dw->buf_src + offset; + u32 *dst = dw->buf_dst + offset; + u32 *end = dw->buf_src + offset + bytes; + + do { + unsigned i; + u8 *cs; + + cs = dw->cs[dw->iec_offset++]; + if (dw->iec_offset >= 192) + dw->iec_offset = 0; + + i = dw->channels; + do { + u32 sample = *src++; + + sample &= ~0xff000000; + sample |= *cs++ << 24; + sample |= parity(sample & ~0xf8000000); + + *dst++ = sample; + } while (--i); + } while (src < end); +} + +static void dw_hdmi_create_cs(struct snd_dw_hdmi *dw, + struct snd_pcm_runtime *runtime) +{ + u8 cs[4]; + unsigned ch, i, j; + + snd_pcm_create_iec958_consumer(runtime, cs, sizeof(cs)); + + memset(dw->cs, 0, sizeof(dw->cs)); + + for (ch = 0; ch < 8; ch++) { + cs[2] &= ~IEC958_AES2_CON_CHANNEL; + cs[2] |= (ch + 1) << 4; + + for (i = 0; i < ARRAY_SIZE(cs); i++) { + unsigned c = cs[i]; + + for (j = 0; j < 8; j++, c >>= 1) + dw->cs[i * 8 + j][ch] = (c & 1) << 2; + } + } + dw->cs[0][0] |= BIT(4); +} + +static void dw_hdmi_start_dma(struct snd_dw_hdmi *dw) +{ + void __iomem *base = dw->data.base; + unsigned offset = dw->buf_offset; + unsigned period = dw->buf_period; + u32 start, stop; + + dw->reformat(dw, offset, period); + + /* Clear all irqs before enabling irqs and starting DMA */ + writeb_relaxed(HDMI_IH_AHBDMAAUD_STAT0_ALL, + base + HDMI_IH_AHBDMAAUD_STAT0); + + start = dw->buf_addr + offset; + stop = start + period - 1; + + /* Setup the hardware start/stop addresses */ + dw_hdmi_writel(start, base + HDMI_AHB_DMA_STRADDR0); + dw_hdmi_writel(stop, base + HDMI_AHB_DMA_STPADDR0); + + writeb_relaxed((u8)~HDMI_AHB_DMA_MASK_DONE, base + HDMI_AHB_DMA_MASK); + writeb(HDMI_AHB_DMA_START_START, base + HDMI_AHB_DMA_START); + + offset += period; + if (offset >= dw->buf_size) + offset = 0; + dw->buf_offset = offset; +} + +static void dw_hdmi_stop_dma(struct snd_dw_hdmi *dw) +{ + /* Disable interrupts before disabling DMA */ + writeb_relaxed(~0, dw->data.base + HDMI_AHB_DMA_MASK); + writeb_relaxed(HDMI_AHB_DMA_STOP_STOP, dw->data.base + HDMI_AHB_DMA_STOP); +} + +static irqreturn_t snd_dw_hdmi_irq(int irq, void *data) +{ + struct snd_dw_hdmi *dw = data; + struct snd_pcm_substream *substream; + unsigned stat; + + stat = readb_relaxed(dw->data.base + HDMI_IH_AHBDMAAUD_STAT0); + if (!stat) + return IRQ_NONE; + + writeb_relaxed(stat, dw->data.base + HDMI_IH_AHBDMAAUD_STAT0); + + substream = dw->substream; + if (stat & HDMI_IH_AHBDMAAUD_STAT0_DONE && substream) { + snd_pcm_period_elapsed(substream); + + spin_lock(&dw->lock); + if (dw->substream) + dw_hdmi_start_dma(dw); + spin_unlock(&dw->lock); + } + + return IRQ_HANDLED; +} + +static struct snd_pcm_hardware dw_hdmi_hw = { + .info = SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID, + .formats = SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE | + SNDRV_PCM_FMTBIT_S24_LE, + .rates = SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_88200 | + SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_176400 | + SNDRV_PCM_RATE_192000, + .channels_min = 2, + .channels_max = 8, + .buffer_bytes_max = 1024 * 1024, + .period_bytes_min = 256, + .period_bytes_max = 8192, /* ERR004323: must limit to 8k */ + .periods_min = 2, + .periods_max = 16, + .fifo_size = 0, +}; + +static int dw_hdmi_open(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_dw_hdmi *dw = substream->private_data; + void __iomem *base = dw->data.base; + int ret; + + runtime->hw = dw_hdmi_hw; + + ret = snd_pcm_hw_constraint_eld(runtime, dw->data.eld); + if (ret < 0) + return ret; + + ret = snd_pcm_limit_hw_rates(runtime); + if (ret < 0) + return ret; + + ret = snd_pcm_hw_constraint_integer(runtime, + SNDRV_PCM_HW_PARAM_PERIODS); + if (ret < 0) + return ret; + + /* Limit the buffer size to the size of the preallocated buffer */ + ret = snd_pcm_hw_constraint_minmax(runtime, + SNDRV_PCM_HW_PARAM_BUFFER_SIZE, + 0, substream->dma_buffer.bytes); + if (ret < 0) + return ret; + + /* Clear FIFO */ + writeb_relaxed(HDMI_AHB_DMA_CONF0_SW_FIFO_RST, + base + HDMI_AHB_DMA_CONF0); + + /* Configure interrupt polarities */ + writeb_relaxed(~0, base + HDMI_AHB_DMA_POL); + writeb_relaxed(~0, base + HDMI_AHB_DMA_BUFFPOL); + + /* Keep interrupts masked, and clear any pending */ + writeb_relaxed(~0, base + HDMI_AHB_DMA_MASK); + writeb_relaxed(~0, base + HDMI_IH_AHBDMAAUD_STAT0); + + ret = request_irq(dw->data.irq, snd_dw_hdmi_irq, IRQF_SHARED, + "dw-hdmi-audio", dw); + if (ret) + return ret; + + /* Un-mute done interrupt */ + writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL & + ~HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE, + base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); + + return 0; +} + +static int dw_hdmi_close(struct snd_pcm_substream *substream) +{ + struct snd_dw_hdmi *dw = substream->private_data; + + /* Mute all interrupts */ + writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL, + dw->data.base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); + + free_irq(dw->data.irq, dw); + + return 0; +} + +static int dw_hdmi_hw_free(struct snd_pcm_substream *substream) +{ + return snd_pcm_lib_free_vmalloc_buffer(substream); +} + +static int dw_hdmi_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + /* Allocate the PCM runtime buffer, which is exposed to userspace. */ + return snd_pcm_lib_alloc_vmalloc_buffer(substream, + params_buffer_bytes(params)); +} + +static int dw_hdmi_prepare(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_dw_hdmi *dw = substream->private_data; + u8 threshold, conf0, conf1, layout, ca; + + /* Setup as per 3.0.5 FSL 4.1.0 BSP */ + switch (dw->revision) { + case 0x0a: + conf0 = HDMI_AHB_DMA_CONF0_BURST_MODE | + HDMI_AHB_DMA_CONF0_INCR4; + if (runtime->channels == 2) + threshold = 126; + else + threshold = 124; + break; + case 0x1a: + conf0 = HDMI_AHB_DMA_CONF0_BURST_MODE | + HDMI_AHB_DMA_CONF0_INCR8; + threshold = 128; + break; + default: + /* NOTREACHED */ + return -EINVAL; + } + + dw_hdmi_set_sample_rate(dw->data.hdmi, runtime->rate); + + /* Minimum number of bytes in the fifo. */ + runtime->hw.fifo_size = threshold * 32; + + conf0 |= HDMI_AHB_DMA_CONF0_EN_HLOCK; + conf1 = default_hdmi_channel_config[runtime->channels - 2].conf1; + ca = default_hdmi_channel_config[runtime->channels - 2].ca; + + /* + * For >2 channel PCM audio, we need to select layout 1 + * and set an appropriate channel map. + */ + if (runtime->channels > 2) + layout = HDMI_FC_AUDSCONF_LAYOUT1; + else + layout = HDMI_FC_AUDSCONF_LAYOUT0; + + writeb_relaxed(threshold, dw->data.base + HDMI_AHB_DMA_THRSLD); + writeb_relaxed(conf0, dw->data.base + HDMI_AHB_DMA_CONF0); + writeb_relaxed(conf1, dw->data.base + HDMI_AHB_DMA_CONF1); + writeb_relaxed(layout, dw->data.base + HDMI_FC_AUDSCONF); + writeb_relaxed(ca, dw->data.base + HDMI_FC_AUDICONF2); + + switch (runtime->format) { + case SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE: + dw->reformat = dw_hdmi_reformat_iec958; + break; + case SNDRV_PCM_FORMAT_S24_LE: + dw_hdmi_create_cs(dw, runtime); + dw->reformat = dw_hdmi_reformat_s24; + break; + } + dw->iec_offset = 0; + dw->channels = runtime->channels; + dw->buf_src = runtime->dma_area; + dw->buf_dst = substream->dma_buffer.area; + dw->buf_addr = substream->dma_buffer.addr; + dw->buf_period = snd_pcm_lib_period_bytes(substream); + dw->buf_size = snd_pcm_lib_buffer_bytes(substream); + + return 0; +} + +static int dw_hdmi_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct snd_dw_hdmi *dw = substream->private_data; + unsigned long flags; + int ret = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + spin_lock_irqsave(&dw->lock, flags); + dw->buf_offset = 0; + dw->substream = substream; + dw_hdmi_start_dma(dw); + dw_hdmi_audio_enable(dw->data.hdmi); + spin_unlock_irqrestore(&dw->lock, flags); + substream->runtime->delay = substream->runtime->period_size; + break; + + case SNDRV_PCM_TRIGGER_STOP: + spin_lock_irqsave(&dw->lock, flags); + dw->substream = NULL; + dw_hdmi_stop_dma(dw); + dw_hdmi_audio_disable(dw->data.hdmi); + spin_unlock_irqrestore(&dw->lock, flags); + break; + + default: + ret = -EINVAL; + break; + } + + return ret; +} + +static snd_pcm_uframes_t dw_hdmi_pointer(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_dw_hdmi *dw = substream->private_data; + + /* + * We are unable to report the exact hardware position as + * reading the 32-bit DMA position using 8-bit reads is racy. + */ + return bytes_to_frames(runtime, dw->buf_offset); +} + +static struct snd_pcm_ops snd_dw_hdmi_ops = { + .open = dw_hdmi_open, + .close = dw_hdmi_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = dw_hdmi_hw_params, + .hw_free = dw_hdmi_hw_free, + .prepare = dw_hdmi_prepare, + .trigger = dw_hdmi_trigger, + .pointer = dw_hdmi_pointer, + .page = snd_pcm_lib_get_vmalloc_page, +}; + +static int snd_dw_hdmi_probe(struct platform_device *pdev) +{ + const struct dw_hdmi_audio_data *data = pdev->dev.platform_data; + struct device *dev = pdev->dev.parent; + struct snd_dw_hdmi *dw; + struct snd_card *card; + struct snd_pcm *pcm; + unsigned revision; + int ret; + + writeb_relaxed(HDMI_IH_MUTE_AHBDMAAUD_STAT0_ALL, + data->base + HDMI_IH_MUTE_AHBDMAAUD_STAT0); + revision = readb_relaxed(data->base + HDMI_REVISION_ID); + if (revision != 0x0a && revision != 0x1a) { + dev_err(dev, "dw-hdmi-audio: unknown revision 0x%02x\n", + revision); + return -ENXIO; + } + + ret = snd_card_new(dev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, + THIS_MODULE, sizeof(struct snd_dw_hdmi), &card); + if (ret < 0) + return ret; + + strlcpy(card->driver, DRIVER_NAME, sizeof(card->driver)); + strlcpy(card->shortname, "DW-HDMI", sizeof(card->shortname)); + snprintf(card->longname, sizeof(card->longname), + "%s rev 0x%02x, irq %d", card->shortname, revision, + data->irq); + + dw = card->private_data; + dw->card = card; + dw->data = *data; + dw->revision = revision; + + spin_lock_init(&dw->lock); + + ret = snd_pcm_new(card, "DW HDMI", 0, 1, 0, &pcm); + if (ret < 0) + goto err; + + dw->pcm = pcm; + pcm->private_data = dw; + strlcpy(pcm->name, DRIVER_NAME, sizeof(pcm->name)); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_dw_hdmi_ops); + + /* + * To support 8-channel 96kHz audio reliably, we need 512k + * to satisfy alsa with our restricted period (ERR004323). + */ + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + dev, 128 * 1024, 1024 * 1024); + + ret = snd_card_register(card); + if (ret < 0) + goto err; + + platform_set_drvdata(pdev, dw); + + return 0; + +err: + snd_card_free(card); + return ret; +} + +static int snd_dw_hdmi_remove(struct platform_device *pdev) +{ + struct snd_dw_hdmi *dw = platform_get_drvdata(pdev); + + snd_card_free(dw->card); + + return 0; +} + +#if defined(CONFIG_PM_SLEEP) && defined(IS_NOT_BROKEN) +/* + * This code is fine, but requires implementation in the dw_hdmi_trigger() + * method which is currently missing as I have no way to test this. + */ +static int snd_dw_hdmi_suspend(struct device *dev) +{ + struct snd_dw_hdmi *dw = dev_get_drvdata(dev); + + snd_power_change_state(dw->card, SNDRV_CTL_POWER_D3cold); + snd_pcm_suspend_all(dw->pcm); + + return 0; +} + +static int snd_dw_hdmi_resume(struct device *dev) +{ + struct snd_dw_hdmi *dw = dev_get_drvdata(dev); + + snd_power_change_state(dw->card, SNDRV_CTL_POWER_D0); + + return 0; +} + +static SIMPLE_DEV_PM_OPS(snd_dw_hdmi_pm, snd_dw_hdmi_suspend, + snd_dw_hdmi_resume); +#define PM_OPS &snd_dw_hdmi_pm +#else +#define PM_OPS NULL +#endif + +static struct platform_driver snd_dw_hdmi_driver = { + .probe = snd_dw_hdmi_probe, + .remove = snd_dw_hdmi_remove, + .driver = { + .name = DRIVER_NAME, + .pm = PM_OPS, + }, +}; + +module_platform_driver(snd_dw_hdmi_driver); + +MODULE_AUTHOR("Russell King "); +MODULE_DESCRIPTION("Synopsis Designware HDMI AHB ALSA interface"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h new file mode 100644 index 000000000000..fd1f745c6073 --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h @@ -0,0 +1,21 @@ +#ifndef DW_HDMI_AUDIO_H +#define DW_HDMI_AUDIO_H + +struct dw_hdmi; + +struct dw_hdmi_audio_data { + phys_addr_t phys; + void __iomem *base; + int irq; + struct dw_hdmi *hdmi; + u8 *eld; +}; + +struct dw_hdmi_i2s_audio_data { + struct dw_hdmi *hdmi; + + void (*write)(struct dw_hdmi *hdmi, u8 val, int offset); + u8 (*read)(struct dw_hdmi *hdmi, int offset); +}; + +#endif diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c new file mode 100644 index 000000000000..aaf287d2e91d --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c @@ -0,0 +1,141 @@ +/* + * dw-hdmi-i2s-audio.c + * + * Copyright (c) 2016 Kuninori Morimoto + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include + +#include + +#include "dw-hdmi.h" +#include "dw-hdmi-audio.h" + +#define DRIVER_NAME "dw-hdmi-i2s-audio" + +static inline void hdmi_write(struct dw_hdmi_i2s_audio_data *audio, + u8 val, int offset) +{ + struct dw_hdmi *hdmi = audio->hdmi; + + audio->write(hdmi, val, offset); +} + +static inline u8 hdmi_read(struct dw_hdmi_i2s_audio_data *audio, int offset) +{ + struct dw_hdmi *hdmi = audio->hdmi; + + return audio->read(hdmi, offset); +} + +static int dw_hdmi_i2s_hw_params(struct device *dev, void *data, + struct hdmi_codec_daifmt *fmt, + struct hdmi_codec_params *hparms) +{ + struct dw_hdmi_i2s_audio_data *audio = data; + struct dw_hdmi *hdmi = audio->hdmi; + u8 conf0 = 0; + u8 conf1 = 0; + u8 inputclkfs = 0; + + /* it cares I2S only */ + if ((fmt->fmt != HDMI_I2S) || + (fmt->bit_clk_master | fmt->frame_clk_master)) { + dev_err(dev, "unsupported format/settings\n"); + return -EINVAL; + } + + inputclkfs = HDMI_AUD_INPUTCLKFS_64FS; + conf0 = HDMI_AUD_CONF0_I2S_ALL_ENABLE; + + switch (hparms->sample_width) { + case 16: + conf1 = HDMI_AUD_CONF1_WIDTH_16; + break; + case 24: + case 32: + conf1 = HDMI_AUD_CONF1_WIDTH_24; + break; + } + + dw_hdmi_set_sample_rate(hdmi, hparms->sample_rate); + + hdmi_write(audio, inputclkfs, HDMI_AUD_INPUTCLKFS); + hdmi_write(audio, conf0, HDMI_AUD_CONF0); + hdmi_write(audio, conf1, HDMI_AUD_CONF1); + + dw_hdmi_audio_enable(hdmi); + + return 0; +} + +static void dw_hdmi_i2s_audio_shutdown(struct device *dev, void *data) +{ + struct dw_hdmi_i2s_audio_data *audio = data; + struct dw_hdmi *hdmi = audio->hdmi; + + dw_hdmi_audio_disable(hdmi); + + hdmi_write(audio, HDMI_AUD_CONF0_SW_RESET, HDMI_AUD_CONF0); +} + +static struct hdmi_codec_ops dw_hdmi_i2s_ops = { + .hw_params = dw_hdmi_i2s_hw_params, + .audio_shutdown = dw_hdmi_i2s_audio_shutdown, +}; + +static int snd_dw_hdmi_probe(struct platform_device *pdev) +{ + struct dw_hdmi_i2s_audio_data *audio = pdev->dev.platform_data; + struct platform_device_info pdevinfo; + struct hdmi_codec_pdata pdata; + struct platform_device *platform; + + pdata.ops = &dw_hdmi_i2s_ops; + pdata.i2s = 1; + pdata.max_i2s_channels = 6; + pdata.data = audio; + + memset(&pdevinfo, 0, sizeof(pdevinfo)); + pdevinfo.parent = pdev->dev.parent; + pdevinfo.id = PLATFORM_DEVID_AUTO; + pdevinfo.name = HDMI_CODEC_DRV_NAME; + pdevinfo.data = &pdata; + pdevinfo.size_data = sizeof(pdata); + pdevinfo.dma_mask = DMA_BIT_MASK(32); + + platform = platform_device_register_full(&pdevinfo); + if (IS_ERR(platform)) + return PTR_ERR(platform); + + dev_set_drvdata(&pdev->dev, platform); + + return 0; +} + +static int snd_dw_hdmi_remove(struct platform_device *pdev) +{ + struct platform_device *platform = dev_get_drvdata(&pdev->dev); + + platform_device_unregister(platform); + + return 0; +} + +static struct platform_driver snd_dw_hdmi_driver = { + .probe = snd_dw_hdmi_probe, + .remove = snd_dw_hdmi_remove, + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + }, +}; +module_platform_driver(snd_dw_hdmi_driver); + +MODULE_AUTHOR("Kuninori Morimoto "); +MODULE_DESCRIPTION("Synopsis Designware HDMI I2S ALSA SoC interface"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c new file mode 100644 index 000000000000..026a0dce7661 --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -0,0 +1,2314 @@ +/* + * DesignWare High-Definition Multimedia Interface (HDMI) driver + * + * Copyright (C) 2013-2015 Mentor Graphics Inc. + * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. + * Copyright (C) 2010, Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include "dw-hdmi.h" +#include "dw-hdmi-audio.h" + +#define HDMI_EDID_LEN 512 + +#define RGB 0 +#define YCBCR444 1 +#define YCBCR422_16BITS 2 +#define YCBCR422_8BITS 3 +#define XVYCC444 4 + +enum hdmi_datamap { + RGB444_8B = 0x01, + RGB444_10B = 0x03, + RGB444_12B = 0x05, + RGB444_16B = 0x07, + YCbCr444_8B = 0x09, + YCbCr444_10B = 0x0B, + YCbCr444_12B = 0x0D, + YCbCr444_16B = 0x0F, + YCbCr422_8B = 0x16, + YCbCr422_10B = 0x14, + YCbCr422_12B = 0x12, +}; + +static const u16 csc_coeff_default[3][4] = { + { 0x2000, 0x0000, 0x0000, 0x0000 }, + { 0x0000, 0x2000, 0x0000, 0x0000 }, + { 0x0000, 0x0000, 0x2000, 0x0000 } +}; + +static const u16 csc_coeff_rgb_out_eitu601[3][4] = { + { 0x2000, 0x6926, 0x74fd, 0x010e }, + { 0x2000, 0x2cdd, 0x0000, 0x7e9a }, + { 0x2000, 0x0000, 0x38b4, 0x7e3b } +}; + +static const u16 csc_coeff_rgb_out_eitu709[3][4] = { + { 0x2000, 0x7106, 0x7a02, 0x00a7 }, + { 0x2000, 0x3264, 0x0000, 0x7e6d }, + { 0x2000, 0x0000, 0x3b61, 0x7e25 } +}; + +static const u16 csc_coeff_rgb_in_eitu601[3][4] = { + { 0x2591, 0x1322, 0x074b, 0x0000 }, + { 0x6535, 0x2000, 0x7acc, 0x0200 }, + { 0x6acd, 0x7534, 0x2000, 0x0200 } +}; + +static const u16 csc_coeff_rgb_in_eitu709[3][4] = { + { 0x2dc5, 0x0d9b, 0x049e, 0x0000 }, + { 0x62f0, 0x2000, 0x7d11, 0x0200 }, + { 0x6756, 0x78ab, 0x2000, 0x0200 } +}; + +struct hdmi_vmode { + bool mdataenablepolarity; + + unsigned int mpixelclock; + unsigned int mpixelrepetitioninput; + unsigned int mpixelrepetitionoutput; +}; + +struct hdmi_data_info { + unsigned int enc_in_format; + unsigned int enc_out_format; + unsigned int enc_color_depth; + unsigned int colorimetry; + unsigned int pix_repet_factor; + unsigned int hdcp_enable; + struct hdmi_vmode video_mode; +}; + +struct dw_hdmi_i2c { + struct i2c_adapter adap; + + struct mutex lock; /* used to serialize data transfers */ + struct completion cmp; + u8 stat; + + u8 slave_reg; + bool is_regaddr; +}; + +struct dw_hdmi_phy_data { + enum dw_hdmi_phy_type type; + const char *name; + unsigned int gen; + bool has_svsret; + int (*configure)(struct dw_hdmi *hdmi, + const struct dw_hdmi_plat_data *pdata, + unsigned long mpixelclock); +}; + +struct dw_hdmi { + struct drm_connector connector; + struct drm_bridge bridge; + + unsigned int version; + + struct platform_device *audio; + struct device *dev; + struct clk *isfr_clk; + struct clk *iahb_clk; + struct dw_hdmi_i2c *i2c; + + struct hdmi_data_info hdmi_data; + const struct dw_hdmi_plat_data *plat_data; + + int vic; + + u8 edid[HDMI_EDID_LEN]; + bool cable_plugin; + + struct { + const struct dw_hdmi_phy_ops *ops; + const char *name; + void *data; + bool enabled; + } phy; + + struct drm_display_mode previous_mode; + + struct i2c_adapter *ddc; + void __iomem *regs; + bool sink_is_hdmi; + bool sink_has_audio; + + struct mutex mutex; /* for state below and previous_mode */ + enum drm_connector_force force; /* mutex-protected force state */ + bool disabled; /* DRM has disabled our bridge */ + bool bridge_is_on; /* indicates the bridge is on */ + bool rxsense; /* rxsense state */ + u8 phy_mask; /* desired phy int mask settings */ + + spinlock_t audio_lock; + struct mutex audio_mutex; + unsigned int sample_rate; + unsigned int audio_cts; + unsigned int audio_n; + bool audio_enable; + + unsigned int reg_shift; + struct regmap *regm; +}; + +#define HDMI_IH_PHY_STAT0_RX_SENSE \ + (HDMI_IH_PHY_STAT0_RX_SENSE0 | HDMI_IH_PHY_STAT0_RX_SENSE1 | \ + HDMI_IH_PHY_STAT0_RX_SENSE2 | HDMI_IH_PHY_STAT0_RX_SENSE3) + +#define HDMI_PHY_RX_SENSE \ + (HDMI_PHY_RX_SENSE0 | HDMI_PHY_RX_SENSE1 | \ + HDMI_PHY_RX_SENSE2 | HDMI_PHY_RX_SENSE3) + +static inline void hdmi_writeb(struct dw_hdmi *hdmi, u8 val, int offset) +{ + regmap_write(hdmi->regm, offset << hdmi->reg_shift, val); +} + +static inline u8 hdmi_readb(struct dw_hdmi *hdmi, int offset) +{ + unsigned int val = 0; + + regmap_read(hdmi->regm, offset << hdmi->reg_shift, &val); + + return val; +} + +static void hdmi_modb(struct dw_hdmi *hdmi, u8 data, u8 mask, unsigned reg) +{ + regmap_update_bits(hdmi->regm, reg << hdmi->reg_shift, mask, data); +} + +static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg, + u8 shift, u8 mask) +{ + hdmi_modb(hdmi, data << shift, mask, reg); +} + +static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi) +{ + /* Software reset */ + hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ); + + /* Set Standard Mode speed (determined to be 100KHz on iMX6) */ + hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV); + + /* Set done, not acknowledged and arbitration interrupt polarities */ + hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT); + hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL, + HDMI_I2CM_CTLINT); + + /* Clear DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_I2CM_STAT0); + + /* Mute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_MUTE_I2CM_STAT0); +} + +static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi, + unsigned char *buf, unsigned int length) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + int stat; + + if (!i2c->is_regaddr) { + dev_dbg(hdmi->dev, "set read register address to 0\n"); + i2c->slave_reg = 0x00; + i2c->is_regaddr = true; + } + + while (length--) { + reinit_completion(&i2c->cmp); + + hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); + hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ, + HDMI_I2CM_OPERATION); + + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); + if (!stat) + return -EAGAIN; + + /* Check for error condition on the bus */ + if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) + return -EIO; + + *buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI); + } + + return 0; +} + +static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi, + unsigned char *buf, unsigned int length) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + int stat; + + if (!i2c->is_regaddr) { + /* Use the first write byte as register address */ + i2c->slave_reg = buf[0]; + length--; + buf++; + i2c->is_regaddr = true; + } + + while (length--) { + reinit_completion(&i2c->cmp); + + hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO); + hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); + hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE, + HDMI_I2CM_OPERATION); + + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); + if (!stat) + return -EAGAIN; + + /* Check for error condition on the bus */ + if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) + return -EIO; + } + + return 0; +} + +static int dw_hdmi_i2c_xfer(struct i2c_adapter *adap, + struct i2c_msg *msgs, int num) +{ + struct dw_hdmi *hdmi = i2c_get_adapdata(adap); + struct dw_hdmi_i2c *i2c = hdmi->i2c; + u8 addr = msgs[0].addr; + int i, ret = 0; + + dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr); + + for (i = 0; i < num; i++) { + if (msgs[i].addr != addr) { + dev_warn(hdmi->dev, + "unsupported transfer, changed slave address\n"); + return -EOPNOTSUPP; + } + + if (msgs[i].len == 0) { + dev_dbg(hdmi->dev, + "unsupported transfer %d/%d, no data\n", + i + 1, num); + return -EOPNOTSUPP; + } + } + + mutex_lock(&i2c->lock); + + /* Unmute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0); + + /* Set slave device address taken from the first I2C message */ + hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE); + + /* Set slave device register address on transfer */ + i2c->is_regaddr = false; + + for (i = 0; i < num; i++) { + dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n", + i + 1, num, msgs[i].len, msgs[i].flags); + + if (msgs[i].flags & I2C_M_RD) + ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, msgs[i].len); + else + ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, msgs[i].len); + + if (ret < 0) + break; + } + + if (!ret) + ret = num; + + /* Mute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_MUTE_I2CM_STAT0); + + mutex_unlock(&i2c->lock); + + return ret; +} + +static u32 dw_hdmi_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + +static const struct i2c_algorithm dw_hdmi_algorithm = { + .master_xfer = dw_hdmi_i2c_xfer, + .functionality = dw_hdmi_i2c_func, +}; + +static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi) +{ + struct i2c_adapter *adap; + struct dw_hdmi_i2c *i2c; + int ret; + + i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL); + if (!i2c) + return ERR_PTR(-ENOMEM); + + mutex_init(&i2c->lock); + init_completion(&i2c->cmp); + + adap = &i2c->adap; + adap->class = I2C_CLASS_DDC; + adap->owner = THIS_MODULE; + adap->dev.parent = hdmi->dev; + adap->algo = &dw_hdmi_algorithm; + strlcpy(adap->name, "DesignWare HDMI", sizeof(adap->name)); + i2c_set_adapdata(adap, hdmi); + + ret = i2c_add_adapter(adap); + if (ret) { + dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name); + devm_kfree(hdmi->dev, i2c); + return ERR_PTR(ret); + } + + hdmi->i2c = i2c; + + dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name); + + return adap; +} + +static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts, + unsigned int n) +{ + /* Must be set/cleared first */ + hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); + + /* nshift factor = 0 */ + hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_N_SHIFT_MASK, HDMI_AUD_CTS3); + + hdmi_writeb(hdmi, ((cts >> 16) & HDMI_AUD_CTS3_AUDCTS19_16_MASK) | + HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); + hdmi_writeb(hdmi, (cts >> 8) & 0xff, HDMI_AUD_CTS2); + hdmi_writeb(hdmi, cts & 0xff, HDMI_AUD_CTS1); + + hdmi_writeb(hdmi, (n >> 16) & 0x0f, HDMI_AUD_N3); + hdmi_writeb(hdmi, (n >> 8) & 0xff, HDMI_AUD_N2); + hdmi_writeb(hdmi, n & 0xff, HDMI_AUD_N1); +} + +static unsigned int hdmi_compute_n(unsigned int freq, unsigned long pixel_clk) +{ + unsigned int n = (128 * freq) / 1000; + unsigned int mult = 1; + + while (freq > 48000) { + mult *= 2; + freq /= 2; + } + + switch (freq) { + case 32000: + if (pixel_clk == 25175000) + n = 4576; + else if (pixel_clk == 27027000) + n = 4096; + else if (pixel_clk == 74176000 || pixel_clk == 148352000) + n = 11648; + else + n = 4096; + n *= mult; + break; + + case 44100: + if (pixel_clk == 25175000) + n = 7007; + else if (pixel_clk == 74176000) + n = 17836; + else if (pixel_clk == 148352000) + n = 8918; + else + n = 6272; + n *= mult; + break; + + case 48000: + if (pixel_clk == 25175000) + n = 6864; + else if (pixel_clk == 27027000) + n = 6144; + else if (pixel_clk == 74176000) + n = 11648; + else if (pixel_clk == 148352000) + n = 5824; + else + n = 6144; + n *= mult; + break; + + default: + break; + } + + return n; +} + +static void hdmi_set_clk_regenerator(struct dw_hdmi *hdmi, + unsigned long pixel_clk, unsigned int sample_rate) +{ + unsigned long ftdms = pixel_clk; + unsigned int n, cts; + u64 tmp; + + n = hdmi_compute_n(sample_rate, pixel_clk); + + /* + * Compute the CTS value from the N value. Note that CTS and N + * can be up to 20 bits in total, so we need 64-bit math. Also + * note that our TDMS clock is not fully accurate; it is accurate + * to kHz. This can introduce an unnecessary remainder in the + * calculation below, so we don't try to warn about that. + */ + tmp = (u64)ftdms * n; + do_div(tmp, 128 * sample_rate); + cts = tmp; + + dev_dbg(hdmi->dev, "%s: fs=%uHz ftdms=%lu.%03luMHz N=%d cts=%d\n", + __func__, sample_rate, ftdms / 1000000, (ftdms / 1000) % 1000, + n, cts); + + spin_lock_irq(&hdmi->audio_lock); + hdmi->audio_n = n; + hdmi->audio_cts = cts; + hdmi_set_cts_n(hdmi, cts, hdmi->audio_enable ? n : 0); + spin_unlock_irq(&hdmi->audio_lock); +} + +static void hdmi_init_clk_regenerator(struct dw_hdmi *hdmi) +{ + mutex_lock(&hdmi->audio_mutex); + hdmi_set_clk_regenerator(hdmi, 74250000, hdmi->sample_rate); + mutex_unlock(&hdmi->audio_mutex); +} + +static void hdmi_clk_regenerator_update_pixel_clock(struct dw_hdmi *hdmi) +{ + mutex_lock(&hdmi->audio_mutex); + hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mpixelclock, + hdmi->sample_rate); + mutex_unlock(&hdmi->audio_mutex); +} + +void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate) +{ + mutex_lock(&hdmi->audio_mutex); + hdmi->sample_rate = rate; + hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mpixelclock, + hdmi->sample_rate); + mutex_unlock(&hdmi->audio_mutex); +} +EXPORT_SYMBOL_GPL(dw_hdmi_set_sample_rate); + +void dw_hdmi_audio_enable(struct dw_hdmi *hdmi) +{ + unsigned long flags; + + spin_lock_irqsave(&hdmi->audio_lock, flags); + hdmi->audio_enable = true; + hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); + spin_unlock_irqrestore(&hdmi->audio_lock, flags); +} +EXPORT_SYMBOL_GPL(dw_hdmi_audio_enable); + +void dw_hdmi_audio_disable(struct dw_hdmi *hdmi) +{ + unsigned long flags; + + spin_lock_irqsave(&hdmi->audio_lock, flags); + hdmi->audio_enable = false; + hdmi_set_cts_n(hdmi, hdmi->audio_cts, 0); + spin_unlock_irqrestore(&hdmi->audio_lock, flags); +} +EXPORT_SYMBOL_GPL(dw_hdmi_audio_disable); + +/* + * this submodule is responsible for the video data synchronization. + * for example, for RGB 4:4:4 input, the data map is defined as + * pin{47~40} <==> R[7:0] + * pin{31~24} <==> G[7:0] + * pin{15~8} <==> B[7:0] + */ +static void hdmi_video_sample(struct dw_hdmi *hdmi) +{ + int color_format = 0; + u8 val; + + if (hdmi->hdmi_data.enc_in_format == RGB) { + if (hdmi->hdmi_data.enc_color_depth == 8) + color_format = 0x01; + else if (hdmi->hdmi_data.enc_color_depth == 10) + color_format = 0x03; + else if (hdmi->hdmi_data.enc_color_depth == 12) + color_format = 0x05; + else if (hdmi->hdmi_data.enc_color_depth == 16) + color_format = 0x07; + else + return; + } else if (hdmi->hdmi_data.enc_in_format == YCBCR444) { + if (hdmi->hdmi_data.enc_color_depth == 8) + color_format = 0x09; + else if (hdmi->hdmi_data.enc_color_depth == 10) + color_format = 0x0B; + else if (hdmi->hdmi_data.enc_color_depth == 12) + color_format = 0x0D; + else if (hdmi->hdmi_data.enc_color_depth == 16) + color_format = 0x0F; + else + return; + } else if (hdmi->hdmi_data.enc_in_format == YCBCR422_8BITS) { + if (hdmi->hdmi_data.enc_color_depth == 8) + color_format = 0x16; + else if (hdmi->hdmi_data.enc_color_depth == 10) + color_format = 0x14; + else if (hdmi->hdmi_data.enc_color_depth == 12) + color_format = 0x12; + else + return; + } + + val = HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_DISABLE | + ((color_format << HDMI_TX_INVID0_VIDEO_MAPPING_OFFSET) & + HDMI_TX_INVID0_VIDEO_MAPPING_MASK); + hdmi_writeb(hdmi, val, HDMI_TX_INVID0); + + /* Enable TX stuffing: When DE is inactive, fix the output data to 0 */ + val = HDMI_TX_INSTUFFING_BDBDATA_STUFFING_ENABLE | + HDMI_TX_INSTUFFING_RCRDATA_STUFFING_ENABLE | + HDMI_TX_INSTUFFING_GYDATA_STUFFING_ENABLE; + hdmi_writeb(hdmi, val, HDMI_TX_INSTUFFING); + hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA0); + hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA1); + hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA0); + hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA1); + hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA0); + hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA1); +} + +static int is_color_space_conversion(struct dw_hdmi *hdmi) +{ + return hdmi->hdmi_data.enc_in_format != hdmi->hdmi_data.enc_out_format; +} + +static int is_color_space_decimation(struct dw_hdmi *hdmi) +{ + if (hdmi->hdmi_data.enc_out_format != YCBCR422_8BITS) + return 0; + if (hdmi->hdmi_data.enc_in_format == RGB || + hdmi->hdmi_data.enc_in_format == YCBCR444) + return 1; + return 0; +} + +static int is_color_space_interpolation(struct dw_hdmi *hdmi) +{ + if (hdmi->hdmi_data.enc_in_format != YCBCR422_8BITS) + return 0; + if (hdmi->hdmi_data.enc_out_format == RGB || + hdmi->hdmi_data.enc_out_format == YCBCR444) + return 1; + return 0; +} + +static void dw_hdmi_update_csc_coeffs(struct dw_hdmi *hdmi) +{ + const u16 (*csc_coeff)[3][4] = &csc_coeff_default; + unsigned i; + u32 csc_scale = 1; + + if (is_color_space_conversion(hdmi)) { + if (hdmi->hdmi_data.enc_out_format == RGB) { + if (hdmi->hdmi_data.colorimetry == + HDMI_COLORIMETRY_ITU_601) + csc_coeff = &csc_coeff_rgb_out_eitu601; + else + csc_coeff = &csc_coeff_rgb_out_eitu709; + } else if (hdmi->hdmi_data.enc_in_format == RGB) { + if (hdmi->hdmi_data.colorimetry == + HDMI_COLORIMETRY_ITU_601) + csc_coeff = &csc_coeff_rgb_in_eitu601; + else + csc_coeff = &csc_coeff_rgb_in_eitu709; + csc_scale = 0; + } + } + + /* The CSC registers are sequential, alternating MSB then LSB */ + for (i = 0; i < ARRAY_SIZE(csc_coeff_default[0]); i++) { + u16 coeff_a = (*csc_coeff)[0][i]; + u16 coeff_b = (*csc_coeff)[1][i]; + u16 coeff_c = (*csc_coeff)[2][i]; + + hdmi_writeb(hdmi, coeff_a & 0xff, HDMI_CSC_COEF_A1_LSB + i * 2); + hdmi_writeb(hdmi, coeff_a >> 8, HDMI_CSC_COEF_A1_MSB + i * 2); + hdmi_writeb(hdmi, coeff_b & 0xff, HDMI_CSC_COEF_B1_LSB + i * 2); + hdmi_writeb(hdmi, coeff_b >> 8, HDMI_CSC_COEF_B1_MSB + i * 2); + hdmi_writeb(hdmi, coeff_c & 0xff, HDMI_CSC_COEF_C1_LSB + i * 2); + hdmi_writeb(hdmi, coeff_c >> 8, HDMI_CSC_COEF_C1_MSB + i * 2); + } + + hdmi_modb(hdmi, csc_scale, HDMI_CSC_SCALE_CSCSCALE_MASK, + HDMI_CSC_SCALE); +} + +static void hdmi_video_csc(struct dw_hdmi *hdmi) +{ + int color_depth = 0; + int interpolation = HDMI_CSC_CFG_INTMODE_DISABLE; + int decimation = 0; + + /* YCC422 interpolation to 444 mode */ + if (is_color_space_interpolation(hdmi)) + interpolation = HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA1; + else if (is_color_space_decimation(hdmi)) + decimation = HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA3; + + if (hdmi->hdmi_data.enc_color_depth == 8) + color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_24BPP; + else if (hdmi->hdmi_data.enc_color_depth == 10) + color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_30BPP; + else if (hdmi->hdmi_data.enc_color_depth == 12) + color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_36BPP; + else if (hdmi->hdmi_data.enc_color_depth == 16) + color_depth = HDMI_CSC_SCALE_CSC_COLORDE_PTH_48BPP; + else + return; + + /* Configure the CSC registers */ + hdmi_writeb(hdmi, interpolation | decimation, HDMI_CSC_CFG); + hdmi_modb(hdmi, color_depth, HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK, + HDMI_CSC_SCALE); + + dw_hdmi_update_csc_coeffs(hdmi); +} + +/* + * HDMI video packetizer is used to packetize the data. + * for example, if input is YCC422 mode or repeater is used, + * data should be repacked this module can be bypassed. + */ +static void hdmi_video_packetize(struct dw_hdmi *hdmi) +{ + unsigned int color_depth = 0; + unsigned int remap_size = HDMI_VP_REMAP_YCC422_16bit; + unsigned int output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_PP; + struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; + u8 val, vp_conf; + + if (hdmi_data->enc_out_format == RGB || + hdmi_data->enc_out_format == YCBCR444) { + if (!hdmi_data->enc_color_depth) { + output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS; + } else if (hdmi_data->enc_color_depth == 8) { + color_depth = 4; + output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS; + } else if (hdmi_data->enc_color_depth == 10) { + color_depth = 5; + } else if (hdmi_data->enc_color_depth == 12) { + color_depth = 6; + } else if (hdmi_data->enc_color_depth == 16) { + color_depth = 7; + } else { + return; + } + } else if (hdmi_data->enc_out_format == YCBCR422_8BITS) { + if (!hdmi_data->enc_color_depth || + hdmi_data->enc_color_depth == 8) + remap_size = HDMI_VP_REMAP_YCC422_16bit; + else if (hdmi_data->enc_color_depth == 10) + remap_size = HDMI_VP_REMAP_YCC422_20bit; + else if (hdmi_data->enc_color_depth == 12) + remap_size = HDMI_VP_REMAP_YCC422_24bit; + else + return; + output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422; + } else { + return; + } + + /* set the packetizer registers */ + val = ((color_depth << HDMI_VP_PR_CD_COLOR_DEPTH_OFFSET) & + HDMI_VP_PR_CD_COLOR_DEPTH_MASK) | + ((hdmi_data->pix_repet_factor << + HDMI_VP_PR_CD_DESIRED_PR_FACTOR_OFFSET) & + HDMI_VP_PR_CD_DESIRED_PR_FACTOR_MASK); + hdmi_writeb(hdmi, val, HDMI_VP_PR_CD); + + hdmi_modb(hdmi, HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE, + HDMI_VP_STUFF_PR_STUFFING_MASK, HDMI_VP_STUFF); + + /* Data from pixel repeater block */ + if (hdmi_data->pix_repet_factor > 1) { + vp_conf = HDMI_VP_CONF_PR_EN_ENABLE | + HDMI_VP_CONF_BYPASS_SELECT_PIX_REPEATER; + } else { /* data from packetizer block */ + vp_conf = HDMI_VP_CONF_PR_EN_DISABLE | + HDMI_VP_CONF_BYPASS_SELECT_VID_PACKETIZER; + } + + hdmi_modb(hdmi, vp_conf, + HDMI_VP_CONF_PR_EN_MASK | + HDMI_VP_CONF_BYPASS_SELECT_MASK, HDMI_VP_CONF); + + hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, + HDMI_VP_STUFF_IDEFAULT_PHASE_MASK, HDMI_VP_STUFF); + + hdmi_writeb(hdmi, remap_size, HDMI_VP_REMAP); + + if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_PP) { + vp_conf = HDMI_VP_CONF_BYPASS_EN_DISABLE | + HDMI_VP_CONF_PP_EN_ENABLE | + HDMI_VP_CONF_YCC422_EN_DISABLE; + } else if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422) { + vp_conf = HDMI_VP_CONF_BYPASS_EN_DISABLE | + HDMI_VP_CONF_PP_EN_DISABLE | + HDMI_VP_CONF_YCC422_EN_ENABLE; + } else if (output_select == HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS) { + vp_conf = HDMI_VP_CONF_BYPASS_EN_ENABLE | + HDMI_VP_CONF_PP_EN_DISABLE | + HDMI_VP_CONF_YCC422_EN_DISABLE; + } else { + return; + } + + hdmi_modb(hdmi, vp_conf, + HDMI_VP_CONF_BYPASS_EN_MASK | HDMI_VP_CONF_PP_EN_ENMASK | + HDMI_VP_CONF_YCC422_EN_MASK, HDMI_VP_CONF); + + hdmi_modb(hdmi, HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE | + HDMI_VP_STUFF_YCC422_STUFFING_STUFFING_MODE, + HDMI_VP_STUFF_PP_STUFFING_MASK | + HDMI_VP_STUFF_YCC422_STUFFING_MASK, HDMI_VP_STUFF); + + hdmi_modb(hdmi, output_select, HDMI_VP_CONF_OUTPUT_SELECTOR_MASK, + HDMI_VP_CONF); +} + +/* ----------------------------------------------------------------------------- + * Synopsys PHY Handling + */ + +static inline void hdmi_phy_test_clear(struct dw_hdmi *hdmi, + unsigned char bit) +{ + hdmi_modb(hdmi, bit << HDMI_PHY_TST0_TSTCLR_OFFSET, + HDMI_PHY_TST0_TSTCLR_MASK, HDMI_PHY_TST0); +} + +static bool hdmi_phy_wait_i2c_done(struct dw_hdmi *hdmi, int msec) +{ + u32 val; + + while ((val = hdmi_readb(hdmi, HDMI_IH_I2CMPHY_STAT0) & 0x3) == 0) { + if (msec-- == 0) + return false; + udelay(1000); + } + hdmi_writeb(hdmi, val, HDMI_IH_I2CMPHY_STAT0); + + return true; +} + +void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, + unsigned char addr) +{ + hdmi_writeb(hdmi, 0xFF, HDMI_IH_I2CMPHY_STAT0); + hdmi_writeb(hdmi, addr, HDMI_PHY_I2CM_ADDRESS_ADDR); + hdmi_writeb(hdmi, (unsigned char)(data >> 8), + HDMI_PHY_I2CM_DATAO_1_ADDR); + hdmi_writeb(hdmi, (unsigned char)(data >> 0), + HDMI_PHY_I2CM_DATAO_0_ADDR); + hdmi_writeb(hdmi, HDMI_PHY_I2CM_OPERATION_ADDR_WRITE, + HDMI_PHY_I2CM_OPERATION_ADDR); + hdmi_phy_wait_i2c_done(hdmi, 1000); +} +EXPORT_SYMBOL_GPL(dw_hdmi_phy_i2c_write); + +static void dw_hdmi_phy_enable_powerdown(struct dw_hdmi *hdmi, bool enable) +{ + hdmi_mask_writeb(hdmi, !enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_PDZ_OFFSET, + HDMI_PHY_CONF0_PDZ_MASK); +} + +static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_ENTMDS_OFFSET, + HDMI_PHY_CONF0_ENTMDS_MASK); +} + +static void dw_hdmi_phy_enable_svsret(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_SVSRET_OFFSET, + HDMI_PHY_CONF0_SVSRET_MASK); +} + +static void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_GEN2_PDDQ_OFFSET, + HDMI_PHY_CONF0_GEN2_PDDQ_MASK); +} + +static void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_GEN2_TXPWRON_OFFSET, + HDMI_PHY_CONF0_GEN2_TXPWRON_MASK); +} + +static void dw_hdmi_phy_sel_data_en_pol(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_SELDATAENPOL_OFFSET, + HDMI_PHY_CONF0_SELDATAENPOL_MASK); +} + +static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_SELDIPIF_OFFSET, + HDMI_PHY_CONF0_SELDIPIF_MASK); +} + +static void dw_hdmi_phy_power_off(struct dw_hdmi *hdmi) +{ + const struct dw_hdmi_phy_data *phy = hdmi->phy.data; + unsigned int i; + u16 val; + + if (phy->gen == 1) { + dw_hdmi_phy_enable_tmds(hdmi, 0); + dw_hdmi_phy_enable_powerdown(hdmi, true); + return; + } + + dw_hdmi_phy_gen2_txpwron(hdmi, 0); + + /* + * Wait for TX_PHY_LOCK to be deasserted to indicate that the PHY went + * to low power mode. + */ + for (i = 0; i < 5; ++i) { + val = hdmi_readb(hdmi, HDMI_PHY_STAT0); + if (!(val & HDMI_PHY_TX_PHY_LOCK)) + break; + + usleep_range(1000, 2000); + } + + if (val & HDMI_PHY_TX_PHY_LOCK) + dev_warn(hdmi->dev, "PHY failed to power down\n"); + else + dev_dbg(hdmi->dev, "PHY powered down in %u iterations\n", i); + + dw_hdmi_phy_gen2_pddq(hdmi, 1); +} + +static int dw_hdmi_phy_power_on(struct dw_hdmi *hdmi) +{ + const struct dw_hdmi_phy_data *phy = hdmi->phy.data; + unsigned int i; + u8 val; + + if (phy->gen == 1) { + dw_hdmi_phy_enable_powerdown(hdmi, false); + + /* Toggle TMDS enable. */ + dw_hdmi_phy_enable_tmds(hdmi, 0); + dw_hdmi_phy_enable_tmds(hdmi, 1); + return 0; + } + + dw_hdmi_phy_gen2_txpwron(hdmi, 1); + dw_hdmi_phy_gen2_pddq(hdmi, 0); + + /* Wait for PHY PLL lock */ + for (i = 0; i < 5; ++i) { + val = hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_TX_PHY_LOCK; + if (val) + break; + + usleep_range(1000, 2000); + } + + if (!val) { + dev_err(hdmi->dev, "PHY PLL failed to lock\n"); + return -ETIMEDOUT; + } + + dev_dbg(hdmi->dev, "PHY PLL locked %u iterations\n", i); + return 0; +} + +/* + * PHY configuration function for the DWC HDMI 3D TX PHY. Based on the available + * information the DWC MHL PHY has the same register layout and is thus also + * supported by this function. + */ +static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi, + const struct dw_hdmi_plat_data *pdata, + unsigned long mpixelclock) +{ + const struct dw_hdmi_mpll_config *mpll_config = pdata->mpll_cfg; + const struct dw_hdmi_curr_ctrl *curr_ctrl = pdata->cur_ctr; + const struct dw_hdmi_phy_config *phy_config = pdata->phy_config; + + /* PLL/MPLL Cfg - always match on final entry */ + for (; mpll_config->mpixelclock != ~0UL; mpll_config++) + if (mpixelclock <= mpll_config->mpixelclock) + break; + + for (; curr_ctrl->mpixelclock != ~0UL; curr_ctrl++) + if (mpixelclock <= curr_ctrl->mpixelclock) + break; + + for (; phy_config->mpixelclock != ~0UL; phy_config++) + if (mpixelclock <= phy_config->mpixelclock) + break; + + if (mpll_config->mpixelclock == ~0UL || + curr_ctrl->mpixelclock == ~0UL || + phy_config->mpixelclock == ~0UL) + return -EINVAL; + + dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].cpce, + HDMI_3D_TX_PHY_CPCE_CTRL); + dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].gmp, + HDMI_3D_TX_PHY_GMPCTRL); + dw_hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[0], + HDMI_3D_TX_PHY_CURRCTRL); + + dw_hdmi_phy_i2c_write(hdmi, 0, HDMI_3D_TX_PHY_PLLPHBYCTRL); + dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK, + HDMI_3D_TX_PHY_MSM_CTRL); + + dw_hdmi_phy_i2c_write(hdmi, phy_config->term, HDMI_3D_TX_PHY_TXTERM); + dw_hdmi_phy_i2c_write(hdmi, phy_config->sym_ctr, + HDMI_3D_TX_PHY_CKSYMTXCTRL); + dw_hdmi_phy_i2c_write(hdmi, phy_config->vlev_ctr, + HDMI_3D_TX_PHY_VLEVCTRL); + + /* Override and disable clock termination. */ + dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE, + HDMI_3D_TX_PHY_CKCALCTRL); + + return 0; +} + +static int hdmi_phy_configure(struct dw_hdmi *hdmi) +{ + const struct dw_hdmi_phy_data *phy = hdmi->phy.data; + const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; + unsigned long mpixelclock = hdmi->hdmi_data.video_mode.mpixelclock; + int ret; + + dw_hdmi_phy_power_off(hdmi); + + /* Leave low power consumption mode by asserting SVSRET. */ + if (phy->has_svsret) + dw_hdmi_phy_enable_svsret(hdmi, 1); + + /* PHY reset. The reset signal is active high on Gen2 PHYs. */ + hdmi_writeb(hdmi, HDMI_MC_PHYRSTZ_PHYRSTZ, HDMI_MC_PHYRSTZ); + hdmi_writeb(hdmi, 0, HDMI_MC_PHYRSTZ); + + hdmi_writeb(hdmi, HDMI_MC_HEACPHY_RST_ASSERT, HDMI_MC_HEACPHY_RST); + + hdmi_phy_test_clear(hdmi, 1); + hdmi_writeb(hdmi, HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2, + HDMI_PHY_I2CM_SLAVE_ADDR); + hdmi_phy_test_clear(hdmi, 0); + + /* Write to the PHY as configured by the platform */ + if (pdata->configure_phy) + ret = pdata->configure_phy(hdmi, pdata, mpixelclock); + else + ret = phy->configure(hdmi, pdata, mpixelclock); + if (ret) { + dev_err(hdmi->dev, "PHY configuration failed (clock %lu)\n", + mpixelclock); + return ret; + } + + return dw_hdmi_phy_power_on(hdmi); +} + +static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, + struct drm_display_mode *mode) +{ + int i, ret; + + /* HDMI Phy spec says to do the phy initialization sequence twice */ + for (i = 0; i < 2; i++) { + dw_hdmi_phy_sel_data_en_pol(hdmi, 1); + dw_hdmi_phy_sel_interface_control(hdmi, 0); + + ret = hdmi_phy_configure(hdmi); + if (ret) + return ret; + } + + return 0; +} + +static void dw_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) +{ + dw_hdmi_phy_power_off(hdmi); +} + +static enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi, + void *data) +{ + return hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_HPD ? + connector_status_connected : connector_status_disconnected; +} + +static const struct dw_hdmi_phy_ops dw_hdmi_synopsys_phy_ops = { + .init = dw_hdmi_phy_init, + .disable = dw_hdmi_phy_disable, + .read_hpd = dw_hdmi_phy_read_hpd, +}; + +/* ----------------------------------------------------------------------------- + * HDMI TX Setup + */ + +static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) +{ + u8 de; + + if (hdmi->hdmi_data.video_mode.mdataenablepolarity) + de = HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_HIGH; + else + de = HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_LOW; + + /* disable rx detect */ + hdmi_modb(hdmi, HDMI_A_HDCPCFG0_RXDETECT_DISABLE, + HDMI_A_HDCPCFG0_RXDETECT_MASK, HDMI_A_HDCPCFG0); + + hdmi_modb(hdmi, de, HDMI_A_VIDPOLCFG_DATAENPOL_MASK, HDMI_A_VIDPOLCFG); + + hdmi_modb(hdmi, HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE, + HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK, HDMI_A_HDCPCFG1); +} + +static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode) +{ + struct hdmi_avi_infoframe frame; + u8 val; + + /* Initialise info frame from DRM mode */ + drm_hdmi_avi_infoframe_from_display_mode(&frame, mode); + + if (hdmi->hdmi_data.enc_out_format == YCBCR444) + frame.colorspace = HDMI_COLORSPACE_YUV444; + else if (hdmi->hdmi_data.enc_out_format == YCBCR422_8BITS) + frame.colorspace = HDMI_COLORSPACE_YUV422; + else + frame.colorspace = HDMI_COLORSPACE_RGB; + + /* Set up colorimetry */ + if (hdmi->hdmi_data.enc_out_format == XVYCC444) { + frame.colorimetry = HDMI_COLORIMETRY_EXTENDED; + if (hdmi->hdmi_data.colorimetry == HDMI_COLORIMETRY_ITU_601) + frame.extended_colorimetry = + HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; + else /*hdmi->hdmi_data.colorimetry == HDMI_COLORIMETRY_ITU_709*/ + frame.extended_colorimetry = + HDMI_EXTENDED_COLORIMETRY_XV_YCC_709; + } else if (hdmi->hdmi_data.enc_out_format != RGB) { + frame.colorimetry = hdmi->hdmi_data.colorimetry; + frame.extended_colorimetry = HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; + } else { /* Carries no data */ + frame.colorimetry = HDMI_COLORIMETRY_NONE; + frame.extended_colorimetry = HDMI_EXTENDED_COLORIMETRY_XV_YCC_601; + } + + frame.scan_mode = HDMI_SCAN_MODE_NONE; + + /* + * The Designware IP uses a different byte format from standard + * AVI info frames, though generally the bits are in the correct + * bytes. + */ + + /* + * AVI data byte 1 differences: Colorspace in bits 0,1 rather than 5,6, + * scan info in bits 4,5 rather than 0,1 and active aspect present in + * bit 6 rather than 4. + */ + val = (frame.scan_mode & 3) << 4 | (frame.colorspace & 3); + if (frame.active_aspect & 15) + val |= HDMI_FC_AVICONF0_ACTIVE_FMT_INFO_PRESENT; + if (frame.top_bar || frame.bottom_bar) + val |= HDMI_FC_AVICONF0_BAR_DATA_HORIZ_BAR; + if (frame.left_bar || frame.right_bar) + val |= HDMI_FC_AVICONF0_BAR_DATA_VERT_BAR; + hdmi_writeb(hdmi, val, HDMI_FC_AVICONF0); + + /* AVI data byte 2 differences: none */ + val = ((frame.colorimetry & 0x3) << 6) | + ((frame.picture_aspect & 0x3) << 4) | + (frame.active_aspect & 0xf); + hdmi_writeb(hdmi, val, HDMI_FC_AVICONF1); + + /* AVI data byte 3 differences: none */ + val = ((frame.extended_colorimetry & 0x7) << 4) | + ((frame.quantization_range & 0x3) << 2) | + (frame.nups & 0x3); + if (frame.itc) + val |= HDMI_FC_AVICONF2_IT_CONTENT_VALID; + hdmi_writeb(hdmi, val, HDMI_FC_AVICONF2); + + /* AVI data byte 4 differences: none */ + val = frame.video_code & 0x7f; + hdmi_writeb(hdmi, val, HDMI_FC_AVIVID); + + /* AVI Data Byte 5- set up input and output pixel repetition */ + val = (((hdmi->hdmi_data.video_mode.mpixelrepetitioninput + 1) << + HDMI_FC_PRCONF_INCOMING_PR_FACTOR_OFFSET) & + HDMI_FC_PRCONF_INCOMING_PR_FACTOR_MASK) | + ((hdmi->hdmi_data.video_mode.mpixelrepetitionoutput << + HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_OFFSET) & + HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_MASK); + hdmi_writeb(hdmi, val, HDMI_FC_PRCONF); + + /* + * AVI data byte 5 differences: content type in 0,1 rather than 4,5, + * ycc range in bits 2,3 rather than 6,7 + */ + val = ((frame.ycc_quantization_range & 0x3) << 2) | + (frame.content_type & 0x3); + hdmi_writeb(hdmi, val, HDMI_FC_AVICONF3); + + /* AVI Data Bytes 6-13 */ + hdmi_writeb(hdmi, frame.top_bar & 0xff, HDMI_FC_AVIETB0); + hdmi_writeb(hdmi, (frame.top_bar >> 8) & 0xff, HDMI_FC_AVIETB1); + hdmi_writeb(hdmi, frame.bottom_bar & 0xff, HDMI_FC_AVISBB0); + hdmi_writeb(hdmi, (frame.bottom_bar >> 8) & 0xff, HDMI_FC_AVISBB1); + hdmi_writeb(hdmi, frame.left_bar & 0xff, HDMI_FC_AVIELB0); + hdmi_writeb(hdmi, (frame.left_bar >> 8) & 0xff, HDMI_FC_AVIELB1); + hdmi_writeb(hdmi, frame.right_bar & 0xff, HDMI_FC_AVISRB0); + hdmi_writeb(hdmi, (frame.right_bar >> 8) & 0xff, HDMI_FC_AVISRB1); +} + +static void hdmi_av_composer(struct dw_hdmi *hdmi, + const struct drm_display_mode *mode) +{ + u8 inv_val; + struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode; + int hblank, vblank, h_de_hs, v_de_vs, hsync_len, vsync_len; + unsigned int vdisplay; + + vmode->mpixelclock = mode->clock * 1000; + + dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock); + + /* Set up HDMI_FC_INVIDCONF */ + inv_val = (hdmi->hdmi_data.hdcp_enable ? + HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE : + HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE); + + inv_val |= mode->flags & DRM_MODE_FLAG_PVSYNC ? + HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH : + HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW; + + inv_val |= mode->flags & DRM_MODE_FLAG_PHSYNC ? + HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH : + HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW; + + inv_val |= (vmode->mdataenablepolarity ? + HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_HIGH : + HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_LOW); + + if (hdmi->vic == 39) + inv_val |= HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH; + else + inv_val |= mode->flags & DRM_MODE_FLAG_INTERLACE ? + HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH : + HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_LOW; + + inv_val |= mode->flags & DRM_MODE_FLAG_INTERLACE ? + HDMI_FC_INVIDCONF_IN_I_P_INTERLACED : + HDMI_FC_INVIDCONF_IN_I_P_PROGRESSIVE; + + inv_val |= hdmi->sink_is_hdmi ? + HDMI_FC_INVIDCONF_DVI_MODEZ_HDMI_MODE : + HDMI_FC_INVIDCONF_DVI_MODEZ_DVI_MODE; + + hdmi_writeb(hdmi, inv_val, HDMI_FC_INVIDCONF); + + vdisplay = mode->vdisplay; + vblank = mode->vtotal - mode->vdisplay; + v_de_vs = mode->vsync_start - mode->vdisplay; + vsync_len = mode->vsync_end - mode->vsync_start; + + /* + * When we're setting an interlaced mode, we need + * to adjust the vertical timing to suit. + */ + if (mode->flags & DRM_MODE_FLAG_INTERLACE) { + vdisplay /= 2; + vblank /= 2; + v_de_vs /= 2; + vsync_len /= 2; + } + + /* Set up horizontal active pixel width */ + hdmi_writeb(hdmi, mode->hdisplay >> 8, HDMI_FC_INHACTV1); + hdmi_writeb(hdmi, mode->hdisplay, HDMI_FC_INHACTV0); + + /* Set up vertical active lines */ + hdmi_writeb(hdmi, vdisplay >> 8, HDMI_FC_INVACTV1); + hdmi_writeb(hdmi, vdisplay, HDMI_FC_INVACTV0); + + /* Set up horizontal blanking pixel region width */ + hblank = mode->htotal - mode->hdisplay; + hdmi_writeb(hdmi, hblank >> 8, HDMI_FC_INHBLANK1); + hdmi_writeb(hdmi, hblank, HDMI_FC_INHBLANK0); + + /* Set up vertical blanking pixel region width */ + hdmi_writeb(hdmi, vblank, HDMI_FC_INVBLANK); + + /* Set up HSYNC active edge delay width (in pixel clks) */ + h_de_hs = mode->hsync_start - mode->hdisplay; + hdmi_writeb(hdmi, h_de_hs >> 8, HDMI_FC_HSYNCINDELAY1); + hdmi_writeb(hdmi, h_de_hs, HDMI_FC_HSYNCINDELAY0); + + /* Set up VSYNC active edge delay (in lines) */ + hdmi_writeb(hdmi, v_de_vs, HDMI_FC_VSYNCINDELAY); + + /* Set up HSYNC active pulse width (in pixel clks) */ + hsync_len = mode->hsync_end - mode->hsync_start; + hdmi_writeb(hdmi, hsync_len >> 8, HDMI_FC_HSYNCINWIDTH1); + hdmi_writeb(hdmi, hsync_len, HDMI_FC_HSYNCINWIDTH0); + + /* Set up VSYNC active edge delay (in lines) */ + hdmi_writeb(hdmi, vsync_len, HDMI_FC_VSYNCINWIDTH); +} + +/* HDMI Initialization Step B.4 */ +static void dw_hdmi_enable_video_path(struct dw_hdmi *hdmi) +{ + u8 clkdis; + + /* control period minimum duration */ + hdmi_writeb(hdmi, 12, HDMI_FC_CTRLDUR); + hdmi_writeb(hdmi, 32, HDMI_FC_EXCTRLDUR); + hdmi_writeb(hdmi, 1, HDMI_FC_EXCTRLSPAC); + + /* Set to fill TMDS data channels */ + hdmi_writeb(hdmi, 0x0B, HDMI_FC_CH0PREAM); + hdmi_writeb(hdmi, 0x16, HDMI_FC_CH1PREAM); + hdmi_writeb(hdmi, 0x21, HDMI_FC_CH2PREAM); + + /* Enable pixel clock and tmds data path */ + clkdis = 0x7F; + clkdis &= ~HDMI_MC_CLKDIS_PIXELCLK_DISABLE; + hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); + + clkdis &= ~HDMI_MC_CLKDIS_TMDSCLK_DISABLE; + hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); + + /* Enable csc path */ + if (is_color_space_conversion(hdmi)) { + clkdis &= ~HDMI_MC_CLKDIS_CSCCLK_DISABLE; + hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); + } + + /* Enable color space conversion if needed */ + if (is_color_space_conversion(hdmi)) + hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH, + HDMI_MC_FLOWCTRL); + else + hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS, + HDMI_MC_FLOWCTRL); +} + +static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi) +{ + hdmi_modb(hdmi, 0, HDMI_MC_CLKDIS_AUDCLK_DISABLE, HDMI_MC_CLKDIS); +} + +/* Workaround to clear the overflow condition */ +static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) +{ + unsigned int count; + unsigned int i; + u8 val; + + /* + * Under some circumstances the Frame Composer arithmetic unit can miss + * an FC register write due to being busy processing the previous one. + * The issue can be worked around by issuing a TMDS software reset and + * then write one of the FC registers several times. + * + * The number of iterations matters and depends on the HDMI TX revision + * (and possibly on the platform). So far only i.MX6Q (v1.30a) and + * i.MX6DL (v1.31a) have been identified as needing the workaround, with + * 4 and 1 iterations respectively. + */ + + switch (hdmi->version) { + case 0x130a: + count = 4; + break; + case 0x131a: + count = 1; + break; + default: + return; + } + + /* TMDS software reset */ + hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ); + + val = hdmi_readb(hdmi, HDMI_FC_INVIDCONF); + for (i = 0; i < count; i++) + hdmi_writeb(hdmi, val, HDMI_FC_INVIDCONF); +} + +static void hdmi_enable_overflow_interrupts(struct dw_hdmi *hdmi) +{ + hdmi_writeb(hdmi, 0, HDMI_FC_MASK2); + hdmi_writeb(hdmi, 0, HDMI_IH_MUTE_FC_STAT2); +} + +static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) +{ + hdmi_writeb(hdmi, HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK, + HDMI_IH_MUTE_FC_STAT2); +} + +static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode) +{ + int ret; + + hdmi_disable_overflow_interrupts(hdmi); + + hdmi->vic = drm_match_cea_mode(mode); + + if (!hdmi->vic) { + dev_dbg(hdmi->dev, "Non-CEA mode used in HDMI\n"); + } else { + dev_dbg(hdmi->dev, "CEA mode used vic=%d\n", hdmi->vic); + } + + if ((hdmi->vic == 6) || (hdmi->vic == 7) || + (hdmi->vic == 21) || (hdmi->vic == 22) || + (hdmi->vic == 2) || (hdmi->vic == 3) || + (hdmi->vic == 17) || (hdmi->vic == 18)) + hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601; + else + hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709; + + hdmi->hdmi_data.video_mode.mpixelrepetitionoutput = 0; + hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0; + + /* TODO: Get input format from IPU (via FB driver interface) */ + hdmi->hdmi_data.enc_in_format = RGB; + + hdmi->hdmi_data.enc_out_format = RGB; + + hdmi->hdmi_data.enc_color_depth = 8; + hdmi->hdmi_data.pix_repet_factor = 0; + hdmi->hdmi_data.hdcp_enable = 0; + hdmi->hdmi_data.video_mode.mdataenablepolarity = true; + + /* HDMI Initialization Step B.1 */ + hdmi_av_composer(hdmi, mode); + + /* HDMI Initializateion Step B.2 */ + ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, &hdmi->previous_mode); + if (ret) + return ret; + hdmi->phy.enabled = true; + + /* HDMI Initialization Step B.3 */ + dw_hdmi_enable_video_path(hdmi); + + if (hdmi->sink_has_audio) { + dev_dbg(hdmi->dev, "sink has audio support\n"); + + /* HDMI Initialization Step E - Configure audio */ + hdmi_clk_regenerator_update_pixel_clock(hdmi); + hdmi_enable_audio_clk(hdmi); + } + + /* not for DVI mode */ + if (hdmi->sink_is_hdmi) { + dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); + + /* HDMI Initialization Step F - Configure AVI InfoFrame */ + hdmi_config_AVI(hdmi, mode); + } else { + dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); + } + + hdmi_video_packetize(hdmi); + hdmi_video_csc(hdmi); + hdmi_video_sample(hdmi); + hdmi_tx_hdcp_config(hdmi); + + dw_hdmi_clear_overflow(hdmi); + if (hdmi->cable_plugin && hdmi->sink_is_hdmi) + hdmi_enable_overflow_interrupts(hdmi); + + return 0; +} + +/* Wait until we are registered to enable interrupts */ +static int dw_hdmi_fb_registered(struct dw_hdmi *hdmi) +{ + hdmi_writeb(hdmi, HDMI_PHY_I2CM_INT_ADDR_DONE_POL, + HDMI_PHY_I2CM_INT_ADDR); + + hdmi_writeb(hdmi, HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL | + HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL, + HDMI_PHY_I2CM_CTLINT_ADDR); + + /* enable cable hot plug irq */ + hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); + + /* Clear Hotplug interrupts */ + hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, + HDMI_IH_PHY_STAT0); + + return 0; +} + +static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi) +{ + u8 ih_mute; + + /* + * Boot up defaults are: + * HDMI_IH_MUTE = 0x03 (disabled) + * HDMI_IH_MUTE_* = 0x00 (enabled) + * + * Disable top level interrupt bits in HDMI block + */ + ih_mute = hdmi_readb(hdmi, HDMI_IH_MUTE) | + HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT | + HDMI_IH_MUTE_MUTE_ALL_INTERRUPT; + + hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); + + /* by default mask all interrupts */ + hdmi_writeb(hdmi, 0xff, HDMI_VP_MASK); + hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK0); + hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK1); + hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK2); + hdmi_writeb(hdmi, 0xff, HDMI_PHY_MASK0); + hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_INT_ADDR); + hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_CTLINT_ADDR); + hdmi_writeb(hdmi, 0xff, HDMI_AUD_INT); + hdmi_writeb(hdmi, 0xff, HDMI_AUD_SPDIFINT); + hdmi_writeb(hdmi, 0xff, HDMI_AUD_HBR_MASK); + hdmi_writeb(hdmi, 0xff, HDMI_GP_MASK); + hdmi_writeb(hdmi, 0xff, HDMI_A_APIINTMSK); + hdmi_writeb(hdmi, 0xff, HDMI_CEC_MASK); + hdmi_writeb(hdmi, 0xff, HDMI_I2CM_INT); + hdmi_writeb(hdmi, 0xff, HDMI_I2CM_CTLINT); + + /* Disable interrupts in the IH_MUTE_* registers */ + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT1); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT2); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AS_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_PHY_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CM_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_CEC_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_VP_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CMPHY_STAT0); + hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AHBDMAAUD_STAT0); + + /* Enable top level interrupt bits in HDMI block */ + ih_mute &= ~(HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT | + HDMI_IH_MUTE_MUTE_ALL_INTERRUPT); + hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); +} + +static void dw_hdmi_poweron(struct dw_hdmi *hdmi) +{ + hdmi->bridge_is_on = true; + dw_hdmi_setup(hdmi, &hdmi->previous_mode); +} + +static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) +{ + if (hdmi->phy.enabled) { + hdmi->phy.ops->disable(hdmi, hdmi->phy.data); + hdmi->phy.enabled = false; + } + + hdmi->bridge_is_on = false; +} + +static void dw_hdmi_update_power(struct dw_hdmi *hdmi) +{ + int force = hdmi->force; + + if (hdmi->disabled) { + force = DRM_FORCE_OFF; + } else if (force == DRM_FORCE_UNSPECIFIED) { + if (hdmi->rxsense) + force = DRM_FORCE_ON; + else + force = DRM_FORCE_OFF; + } + + if (force == DRM_FORCE_OFF) { + if (hdmi->bridge_is_on) + dw_hdmi_poweroff(hdmi); + } else { + if (!hdmi->bridge_is_on) + dw_hdmi_poweron(hdmi); + } +} + +/* + * Adjust the detection of RXSENSE according to whether we have a forced + * connection mode enabled, or whether we have been disabled. There is + * no point processing RXSENSE interrupts if we have a forced connection + * state, or DRM has us disabled. + * + * We also disable rxsense interrupts when we think we're disconnected + * to avoid floating TDMS signals giving false rxsense interrupts. + * + * Note: we still need to listen for HPD interrupts even when DRM has us + * disabled so that we can detect a connect event. + */ +static void dw_hdmi_update_phy_mask(struct dw_hdmi *hdmi) +{ + u8 old_mask = hdmi->phy_mask; + + if (hdmi->force || hdmi->disabled || !hdmi->rxsense) + hdmi->phy_mask |= HDMI_PHY_RX_SENSE; + else + hdmi->phy_mask &= ~HDMI_PHY_RX_SENSE; + + if (old_mask != hdmi->phy_mask) + hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); +} + +static enum drm_connector_status +dw_hdmi_connector_detect(struct drm_connector *connector, bool force) +{ + struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, + connector); + + mutex_lock(&hdmi->mutex); + hdmi->force = DRM_FORCE_UNSPECIFIED; + dw_hdmi_update_power(hdmi); + dw_hdmi_update_phy_mask(hdmi); + mutex_unlock(&hdmi->mutex); + + return hdmi->phy.ops->read_hpd(hdmi, hdmi->phy.data); +} + +static int dw_hdmi_connector_get_modes(struct drm_connector *connector) +{ + struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, + connector); + struct edid *edid; + int ret = 0; + + if (!hdmi->ddc) + return 0; + + edid = drm_get_edid(connector, hdmi->ddc); + if (edid) { + dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n", + edid->width_cm, edid->height_cm); + + hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); + hdmi->sink_has_audio = drm_detect_monitor_audio(edid); + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + /* Store the ELD */ + drm_edid_to_eld(connector, edid); + kfree(edid); + } else { + dev_dbg(hdmi->dev, "failed to get edid\n"); + } + + return ret; +} + +static enum drm_mode_status +dw_hdmi_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + struct dw_hdmi *hdmi = container_of(connector, + struct dw_hdmi, connector); + enum drm_mode_status mode_status = MODE_OK; + + /* We don't support double-clocked modes */ + if (mode->flags & DRM_MODE_FLAG_DBLCLK) + return MODE_BAD; + + if (hdmi->plat_data->mode_valid) + mode_status = hdmi->plat_data->mode_valid(connector, mode); + + return mode_status; +} + +static void dw_hdmi_connector_force(struct drm_connector *connector) +{ + struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, + connector); + + mutex_lock(&hdmi->mutex); + hdmi->force = connector->force; + dw_hdmi_update_power(hdmi); + dw_hdmi_update_phy_mask(hdmi); + mutex_unlock(&hdmi->mutex); +} + +static const struct drm_connector_funcs dw_hdmi_connector_funcs = { + .dpms = drm_atomic_helper_connector_dpms, + .fill_modes = drm_helper_probe_single_connector_modes, + .detect = dw_hdmi_connector_detect, + .destroy = drm_connector_cleanup, + .force = dw_hdmi_connector_force, + .reset = drm_atomic_helper_connector_reset, + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, +}; + +static const struct drm_connector_helper_funcs dw_hdmi_connector_helper_funcs = { + .get_modes = dw_hdmi_connector_get_modes, + .mode_valid = dw_hdmi_connector_mode_valid, + .best_encoder = drm_atomic_helper_best_encoder, +}; + +static int dw_hdmi_bridge_attach(struct drm_bridge *bridge) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + struct drm_encoder *encoder = bridge->encoder; + struct drm_connector *connector = &hdmi->connector; + + connector->interlace_allowed = 1; + connector->polled = DRM_CONNECTOR_POLL_HPD; + + drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs); + + drm_connector_init(bridge->dev, connector, &dw_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA); + + drm_mode_connector_attach_encoder(connector, encoder); + + return 0; +} + +static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge, + struct drm_display_mode *orig_mode, + struct drm_display_mode *mode) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + + mutex_lock(&hdmi->mutex); + + /* Store the display mode for plugin/DKMS poweron events */ + memcpy(&hdmi->previous_mode, mode, sizeof(hdmi->previous_mode)); + + mutex_unlock(&hdmi->mutex); +} + +static void dw_hdmi_bridge_disable(struct drm_bridge *bridge) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + + mutex_lock(&hdmi->mutex); + hdmi->disabled = true; + dw_hdmi_update_power(hdmi); + dw_hdmi_update_phy_mask(hdmi); + mutex_unlock(&hdmi->mutex); +} + +static void dw_hdmi_bridge_enable(struct drm_bridge *bridge) +{ + struct dw_hdmi *hdmi = bridge->driver_private; + + mutex_lock(&hdmi->mutex); + hdmi->disabled = false; + dw_hdmi_update_power(hdmi); + dw_hdmi_update_phy_mask(hdmi); + mutex_unlock(&hdmi->mutex); +} + +static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = { + .attach = dw_hdmi_bridge_attach, + .enable = dw_hdmi_bridge_enable, + .disable = dw_hdmi_bridge_disable, + .mode_set = dw_hdmi_bridge_mode_set, +}; + +static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + unsigned int stat; + + stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0); + if (!stat) + return IRQ_NONE; + + hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0); + + i2c->stat = stat; + + complete(&i2c->cmp); + + return IRQ_HANDLED; +} + +static irqreturn_t dw_hdmi_hardirq(int irq, void *dev_id) +{ + struct dw_hdmi *hdmi = dev_id; + u8 intr_stat; + irqreturn_t ret = IRQ_NONE; + + if (hdmi->i2c) + ret = dw_hdmi_i2c_irq(hdmi); + + intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); + if (intr_stat) { + hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); + return IRQ_WAKE_THREAD; + } + + return ret; +} + +static irqreturn_t dw_hdmi_irq(int irq, void *dev_id) +{ + struct dw_hdmi *hdmi = dev_id; + u8 intr_stat, phy_int_pol, phy_pol_mask, phy_stat; + + intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); + phy_int_pol = hdmi_readb(hdmi, HDMI_PHY_POL0); + phy_stat = hdmi_readb(hdmi, HDMI_PHY_STAT0); + + phy_pol_mask = 0; + if (intr_stat & HDMI_IH_PHY_STAT0_HPD) + phy_pol_mask |= HDMI_PHY_HPD; + if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE0) + phy_pol_mask |= HDMI_PHY_RX_SENSE0; + if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE1) + phy_pol_mask |= HDMI_PHY_RX_SENSE1; + if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE2) + phy_pol_mask |= HDMI_PHY_RX_SENSE2; + if (intr_stat & HDMI_IH_PHY_STAT0_RX_SENSE3) + phy_pol_mask |= HDMI_PHY_RX_SENSE3; + + if (phy_pol_mask) + hdmi_modb(hdmi, ~phy_int_pol, phy_pol_mask, HDMI_PHY_POL0); + + /* + * RX sense tells us whether the TDMS transmitters are detecting + * load - in other words, there's something listening on the + * other end of the link. Use this to decide whether we should + * power on the phy as HPD may be toggled by the sink to merely + * ask the source to re-read the EDID. + */ + if (intr_stat & + (HDMI_IH_PHY_STAT0_RX_SENSE | HDMI_IH_PHY_STAT0_HPD)) { + mutex_lock(&hdmi->mutex); + if (!hdmi->disabled && !hdmi->force) { + /* + * If the RX sense status indicates we're disconnected, + * clear the software rxsense status. + */ + if (!(phy_stat & HDMI_PHY_RX_SENSE)) + hdmi->rxsense = false; + + /* + * Only set the software rxsense status when both + * rxsense and hpd indicates we're connected. + * This avoids what seems to be bad behaviour in + * at least iMX6S versions of the phy. + */ + if (phy_stat & HDMI_PHY_HPD) + hdmi->rxsense = true; + + dw_hdmi_update_power(hdmi); + dw_hdmi_update_phy_mask(hdmi); + } + mutex_unlock(&hdmi->mutex); + } + + if (intr_stat & HDMI_IH_PHY_STAT0_HPD) { + dev_dbg(hdmi->dev, "EVENT=%s\n", + phy_int_pol & HDMI_PHY_HPD ? "plugin" : "plugout"); + if (hdmi->bridge.dev) + drm_helper_hpd_irq_event(hdmi->bridge.dev); + } + + hdmi_writeb(hdmi, intr_stat, HDMI_IH_PHY_STAT0); + hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), + HDMI_IH_MUTE_PHY_STAT0); + + return IRQ_HANDLED; +} + +static const struct dw_hdmi_phy_data dw_hdmi_phys[] = { + { + .type = DW_HDMI_PHY_DWC_HDMI_TX_PHY, + .name = "DWC HDMI TX PHY", + .gen = 1, + }, { + .type = DW_HDMI_PHY_DWC_MHL_PHY_HEAC, + .name = "DWC MHL PHY + HEAC PHY", + .gen = 2, + .has_svsret = true, + .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, + }, { + .type = DW_HDMI_PHY_DWC_MHL_PHY, + .name = "DWC MHL PHY", + .gen = 2, + .has_svsret = true, + .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, + }, { + .type = DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY_HEAC, + .name = "DWC HDMI 3D TX PHY + HEAC PHY", + .gen = 2, + .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, + }, { + .type = DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY, + .name = "DWC HDMI 3D TX PHY", + .gen = 2, + .configure = hdmi_phy_configure_dwc_hdmi_3d_tx, + }, { + .type = DW_HDMI_PHY_DWC_HDMI20_TX_PHY, + .name = "DWC HDMI 2.0 TX PHY", + .gen = 2, + .has_svsret = true, + }, { + .type = DW_HDMI_PHY_VENDOR_PHY, + .name = "Vendor PHY", + } +}; + +static int dw_hdmi_detect_phy(struct dw_hdmi *hdmi) +{ + unsigned int i; + u8 phy_type; + + phy_type = hdmi_readb(hdmi, HDMI_CONFIG2_ID); + + if (phy_type == DW_HDMI_PHY_VENDOR_PHY) { + /* Vendor PHYs require support from the glue layer. */ + if (!hdmi->plat_data->phy_ops || !hdmi->plat_data->phy_name) { + dev_err(hdmi->dev, + "Vendor HDMI PHY not supported by glue layer\n"); + return -ENODEV; + } + + hdmi->phy.ops = hdmi->plat_data->phy_ops; + hdmi->phy.data = hdmi->plat_data->phy_data; + hdmi->phy.name = hdmi->plat_data->phy_name; + return 0; + } + + /* Synopsys PHYs are handled internally. */ + for (i = 0; i < ARRAY_SIZE(dw_hdmi_phys); ++i) { + if (dw_hdmi_phys[i].type == phy_type) { + hdmi->phy.ops = &dw_hdmi_synopsys_phy_ops; + hdmi->phy.name = dw_hdmi_phys[i].name; + hdmi->phy.data = (void *)&dw_hdmi_phys[i]; + + if (!dw_hdmi_phys[i].configure && + !hdmi->plat_data->configure_phy) { + dev_err(hdmi->dev, "%s requires platform support\n", + hdmi->phy.name); + return -ENODEV; + } + + return 0; + } + } + + dev_err(hdmi->dev, "Unsupported HDMI PHY type (%02x)\n", phy_type); + return -ENODEV; +} + +static const struct regmap_config hdmi_regmap_8bit_config = { + .reg_bits = 32, + .val_bits = 8, + .reg_stride = 1, + .max_register = HDMI_I2CM_FS_SCL_LCNT_0_ADDR, +}; + +static const struct regmap_config hdmi_regmap_32bit_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = HDMI_I2CM_FS_SCL_LCNT_0_ADDR << 2, +}; + +static struct dw_hdmi * +__dw_hdmi_probe(struct platform_device *pdev, + const struct dw_hdmi_plat_data *plat_data) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + struct platform_device_info pdevinfo; + struct device_node *ddc_node; + struct dw_hdmi *hdmi; + struct resource *iores = NULL; + int irq; + int ret; + u32 val = 1; + u8 prod_id0; + u8 prod_id1; + u8 config0; + u8 config3; + + hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); + if (!hdmi) + return ERR_PTR(-ENOMEM); + + hdmi->plat_data = plat_data; + hdmi->dev = dev; + hdmi->sample_rate = 48000; + hdmi->disabled = true; + hdmi->rxsense = true; + hdmi->phy_mask = (u8)~(HDMI_PHY_HPD | HDMI_PHY_RX_SENSE); + + mutex_init(&hdmi->mutex); + mutex_init(&hdmi->audio_mutex); + spin_lock_init(&hdmi->audio_lock); + + ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0); + if (ddc_node) { + hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node); + of_node_put(ddc_node); + if (!hdmi->ddc) { + dev_dbg(hdmi->dev, "failed to read ddc node\n"); + return ERR_PTR(-EPROBE_DEFER); + } + + } else { + dev_dbg(hdmi->dev, "no ddc property found\n"); + } + + if (!plat_data->regm) { + const struct regmap_config *reg_config; + + of_property_read_u32(np, "reg-io-width", &val); + switch (val) { + case 4: + reg_config = &hdmi_regmap_32bit_config; + hdmi->reg_shift = 2; + break; + case 1: + reg_config = &hdmi_regmap_8bit_config; + break; + default: + dev_err(dev, "reg-io-width must be 1 or 4\n"); + return ERR_PTR(-EINVAL); + } + + iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hdmi->regs = devm_ioremap_resource(dev, iores); + if (IS_ERR(hdmi->regs)) { + ret = PTR_ERR(hdmi->regs); + goto err_res; + } + + hdmi->regm = devm_regmap_init_mmio(dev, hdmi->regs, reg_config); + if (IS_ERR(hdmi->regm)) { + dev_err(dev, "Failed to configure regmap\n"); + ret = PTR_ERR(hdmi->regm); + goto err_res; + } + } else { + hdmi->regm = plat_data->regm; + } + + hdmi->isfr_clk = devm_clk_get(hdmi->dev, "isfr"); + if (IS_ERR(hdmi->isfr_clk)) { + ret = PTR_ERR(hdmi->isfr_clk); + dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret); + goto err_res; + } + + ret = clk_prepare_enable(hdmi->isfr_clk); + if (ret) { + dev_err(hdmi->dev, "Cannot enable HDMI isfr clock: %d\n", ret); + goto err_res; + } + + hdmi->iahb_clk = devm_clk_get(hdmi->dev, "iahb"); + if (IS_ERR(hdmi->iahb_clk)) { + ret = PTR_ERR(hdmi->iahb_clk); + dev_err(hdmi->dev, "Unable to get HDMI iahb clk: %d\n", ret); + goto err_isfr; + } + + ret = clk_prepare_enable(hdmi->iahb_clk); + if (ret) { + dev_err(hdmi->dev, "Cannot enable HDMI iahb clock: %d\n", ret); + goto err_isfr; + } + + /* Product and revision IDs */ + hdmi->version = (hdmi_readb(hdmi, HDMI_DESIGN_ID) << 8) + | (hdmi_readb(hdmi, HDMI_REVISION_ID) << 0); + prod_id0 = hdmi_readb(hdmi, HDMI_PRODUCT_ID0); + prod_id1 = hdmi_readb(hdmi, HDMI_PRODUCT_ID1); + + if (prod_id0 != HDMI_PRODUCT_ID0_HDMI_TX || + (prod_id1 & ~HDMI_PRODUCT_ID1_HDCP) != HDMI_PRODUCT_ID1_HDMI_TX) { + dev_err(dev, "Unsupported HDMI controller (%04x:%02x:%02x)\n", + hdmi->version, prod_id0, prod_id1); + ret = -ENODEV; + goto err_iahb; + } + + ret = dw_hdmi_detect_phy(hdmi); + if (ret < 0) + goto err_iahb; + + dev_info(dev, "Detected HDMI TX controller v%x.%03x %s HDCP (%s)\n", + hdmi->version >> 12, hdmi->version & 0xfff, + prod_id1 & HDMI_PRODUCT_ID1_HDCP ? "with" : "without", + hdmi->phy.name); + + initialize_hdmi_ih_mutes(hdmi); + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + ret = irq; + goto err_iahb; + } + + ret = devm_request_threaded_irq(dev, irq, dw_hdmi_hardirq, + dw_hdmi_irq, IRQF_SHARED, + dev_name(dev), hdmi); + if (ret) + goto err_iahb; + + /* + * To prevent overflows in HDMI_IH_FC_STAT2, set the clk regenerator + * N and cts values before enabling phy + */ + hdmi_init_clk_regenerator(hdmi); + + /* If DDC bus is not specified, try to register HDMI I2C bus */ + if (!hdmi->ddc) { + hdmi->ddc = dw_hdmi_i2c_adapter(hdmi); + if (IS_ERR(hdmi->ddc)) + hdmi->ddc = NULL; + } + + /* + * Configure registers related to HDMI interrupt + * generation before registering IRQ. + */ + hdmi_writeb(hdmi, HDMI_PHY_HPD | HDMI_PHY_RX_SENSE, HDMI_PHY_POL0); + + /* Clear Hotplug interrupts */ + hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, + HDMI_IH_PHY_STAT0); + + hdmi->bridge.driver_private = hdmi; + hdmi->bridge.funcs = &dw_hdmi_bridge_funcs; +#ifdef CONFIG_OF + hdmi->bridge.of_node = pdev->dev.of_node; +#endif + + ret = dw_hdmi_fb_registered(hdmi); + if (ret) + goto err_iahb; + + /* Unmute interrupts */ + hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), + HDMI_IH_MUTE_PHY_STAT0); + + memset(&pdevinfo, 0, sizeof(pdevinfo)); + pdevinfo.parent = dev; + pdevinfo.id = PLATFORM_DEVID_AUTO; + + config0 = hdmi_readb(hdmi, HDMI_CONFIG0_ID); + config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); + + if (iores && config3 & HDMI_CONFIG3_AHBAUDDMA) { + struct dw_hdmi_audio_data audio; + + audio.phys = iores->start; + audio.base = hdmi->regs; + audio.irq = irq; + audio.hdmi = hdmi; + audio.eld = hdmi->connector.eld; + + pdevinfo.name = "dw-hdmi-ahb-audio"; + pdevinfo.data = &audio; + pdevinfo.size_data = sizeof(audio); + pdevinfo.dma_mask = DMA_BIT_MASK(32); + hdmi->audio = platform_device_register_full(&pdevinfo); + } else if (config0 & HDMI_CONFIG0_I2S) { + struct dw_hdmi_i2s_audio_data audio; + + audio.hdmi = hdmi; + audio.write = hdmi_writeb; + audio.read = hdmi_readb; + + pdevinfo.name = "dw-hdmi-i2s-audio"; + pdevinfo.data = &audio; + pdevinfo.size_data = sizeof(audio); + pdevinfo.dma_mask = DMA_BIT_MASK(32); + hdmi->audio = platform_device_register_full(&pdevinfo); + } + + /* Reset HDMI DDC I2C master controller and mute I2CM interrupts */ + if (hdmi->i2c) + dw_hdmi_i2c_init(hdmi); + + platform_set_drvdata(pdev, hdmi); + + return hdmi; + +err_iahb: + if (hdmi->i2c) { + i2c_del_adapter(&hdmi->i2c->adap); + hdmi->ddc = NULL; + } + + clk_disable_unprepare(hdmi->iahb_clk); +err_isfr: + clk_disable_unprepare(hdmi->isfr_clk); +err_res: + i2c_put_adapter(hdmi->ddc); + + return ERR_PTR(ret); +} + +static void __dw_hdmi_remove(struct dw_hdmi *hdmi) +{ + if (hdmi->audio && !IS_ERR(hdmi->audio)) + platform_device_unregister(hdmi->audio); + + /* Disable all interrupts */ + hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); + + clk_disable_unprepare(hdmi->iahb_clk); + clk_disable_unprepare(hdmi->isfr_clk); + + if (hdmi->i2c) + i2c_del_adapter(&hdmi->i2c->adap); + else + i2c_put_adapter(hdmi->ddc); +} + +/* ----------------------------------------------------------------------------- + * Probe/remove API, used from platforms based on the DRM bridge API. + */ +int dw_hdmi_probe(struct platform_device *pdev, + const struct dw_hdmi_plat_data *plat_data) +{ + struct dw_hdmi *hdmi; + int ret; + + hdmi = __dw_hdmi_probe(pdev, plat_data); + if (IS_ERR(hdmi)) + return PTR_ERR(hdmi); + + ret = drm_bridge_add(&hdmi->bridge); + if (ret < 0) { + __dw_hdmi_remove(hdmi); + return ret; + } + + return 0; +} +EXPORT_SYMBOL_GPL(dw_hdmi_probe); + +void dw_hdmi_remove(struct platform_device *pdev) +{ + struct dw_hdmi *hdmi = platform_get_drvdata(pdev); + + drm_bridge_remove(&hdmi->bridge); + + __dw_hdmi_remove(hdmi); +} +EXPORT_SYMBOL_GPL(dw_hdmi_remove); + +/* ----------------------------------------------------------------------------- + * Bind/unbind API, used from platforms based on the component framework. + */ +int dw_hdmi_bind(struct platform_device *pdev, struct drm_encoder *encoder, + const struct dw_hdmi_plat_data *plat_data) +{ + struct dw_hdmi *hdmi; + int ret; + + hdmi = __dw_hdmi_probe(pdev, plat_data); + if (IS_ERR(hdmi)) + return PTR_ERR(hdmi); + + ret = drm_bridge_attach(encoder, &hdmi->bridge, NULL); + if (ret) { + dw_hdmi_remove(pdev); + DRM_ERROR("Failed to initialize bridge with drm\n"); + return ret; + } + + return 0; +} +EXPORT_SYMBOL_GPL(dw_hdmi_bind); + +void dw_hdmi_unbind(struct device *dev) +{ + struct dw_hdmi *hdmi = dev_get_drvdata(dev); + + __dw_hdmi_remove(hdmi); +} +EXPORT_SYMBOL_GPL(dw_hdmi_unbind); + +MODULE_AUTHOR("Sascha Hauer "); +MODULE_AUTHOR("Andy Yan "); +MODULE_AUTHOR("Yakir Yang "); +MODULE_AUTHOR("Vladimir Zapolskiy "); +MODULE_DESCRIPTION("DW HDMI transmitter driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:dw-hdmi"); diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h new file mode 100644 index 000000000000..325b0b8ae639 --- /dev/null +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h @@ -0,0 +1,1153 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __DW_HDMI_H__ +#define __DW_HDMI_H__ + +/* Identification Registers */ +#define HDMI_DESIGN_ID 0x0000 +#define HDMI_REVISION_ID 0x0001 +#define HDMI_PRODUCT_ID0 0x0002 +#define HDMI_PRODUCT_ID1 0x0003 +#define HDMI_CONFIG0_ID 0x0004 +#define HDMI_CONFIG1_ID 0x0005 +#define HDMI_CONFIG2_ID 0x0006 +#define HDMI_CONFIG3_ID 0x0007 + +/* Interrupt Registers */ +#define HDMI_IH_FC_STAT0 0x0100 +#define HDMI_IH_FC_STAT1 0x0101 +#define HDMI_IH_FC_STAT2 0x0102 +#define HDMI_IH_AS_STAT0 0x0103 +#define HDMI_IH_PHY_STAT0 0x0104 +#define HDMI_IH_I2CM_STAT0 0x0105 +#define HDMI_IH_CEC_STAT0 0x0106 +#define HDMI_IH_VP_STAT0 0x0107 +#define HDMI_IH_I2CMPHY_STAT0 0x0108 +#define HDMI_IH_AHBDMAAUD_STAT0 0x0109 + +#define HDMI_IH_MUTE_FC_STAT0 0x0180 +#define HDMI_IH_MUTE_FC_STAT1 0x0181 +#define HDMI_IH_MUTE_FC_STAT2 0x0182 +#define HDMI_IH_MUTE_AS_STAT0 0x0183 +#define HDMI_IH_MUTE_PHY_STAT0 0x0184 +#define HDMI_IH_MUTE_I2CM_STAT0 0x0185 +#define HDMI_IH_MUTE_CEC_STAT0 0x0186 +#define HDMI_IH_MUTE_VP_STAT0 0x0187 +#define HDMI_IH_MUTE_I2CMPHY_STAT0 0x0188 +#define HDMI_IH_MUTE_AHBDMAAUD_STAT0 0x0189 +#define HDMI_IH_MUTE 0x01FF + +/* Video Sample Registers */ +#define HDMI_TX_INVID0 0x0200 +#define HDMI_TX_INSTUFFING 0x0201 +#define HDMI_TX_GYDATA0 0x0202 +#define HDMI_TX_GYDATA1 0x0203 +#define HDMI_TX_RCRDATA0 0x0204 +#define HDMI_TX_RCRDATA1 0x0205 +#define HDMI_TX_BCBDATA0 0x0206 +#define HDMI_TX_BCBDATA1 0x0207 + +/* Video Packetizer Registers */ +#define HDMI_VP_STATUS 0x0800 +#define HDMI_VP_PR_CD 0x0801 +#define HDMI_VP_STUFF 0x0802 +#define HDMI_VP_REMAP 0x0803 +#define HDMI_VP_CONF 0x0804 +#define HDMI_VP_STAT 0x0805 +#define HDMI_VP_INT 0x0806 +#define HDMI_VP_MASK 0x0807 +#define HDMI_VP_POL 0x0808 + +/* Frame Composer Registers */ +#define HDMI_FC_INVIDCONF 0x1000 +#define HDMI_FC_INHACTV0 0x1001 +#define HDMI_FC_INHACTV1 0x1002 +#define HDMI_FC_INHBLANK0 0x1003 +#define HDMI_FC_INHBLANK1 0x1004 +#define HDMI_FC_INVACTV0 0x1005 +#define HDMI_FC_INVACTV1 0x1006 +#define HDMI_FC_INVBLANK 0x1007 +#define HDMI_FC_HSYNCINDELAY0 0x1008 +#define HDMI_FC_HSYNCINDELAY1 0x1009 +#define HDMI_FC_HSYNCINWIDTH0 0x100A +#define HDMI_FC_HSYNCINWIDTH1 0x100B +#define HDMI_FC_VSYNCINDELAY 0x100C +#define HDMI_FC_VSYNCINWIDTH 0x100D +#define HDMI_FC_INFREQ0 0x100E +#define HDMI_FC_INFREQ1 0x100F +#define HDMI_FC_INFREQ2 0x1010 +#define HDMI_FC_CTRLDUR 0x1011 +#define HDMI_FC_EXCTRLDUR 0x1012 +#define HDMI_FC_EXCTRLSPAC 0x1013 +#define HDMI_FC_CH0PREAM 0x1014 +#define HDMI_FC_CH1PREAM 0x1015 +#define HDMI_FC_CH2PREAM 0x1016 +#define HDMI_FC_AVICONF3 0x1017 +#define HDMI_FC_GCP 0x1018 +#define HDMI_FC_AVICONF0 0x1019 +#define HDMI_FC_AVICONF1 0x101A +#define HDMI_FC_AVICONF2 0x101B +#define HDMI_FC_AVIVID 0x101C +#define HDMI_FC_AVIETB0 0x101D +#define HDMI_FC_AVIETB1 0x101E +#define HDMI_FC_AVISBB0 0x101F +#define HDMI_FC_AVISBB1 0x1020 +#define HDMI_FC_AVIELB0 0x1021 +#define HDMI_FC_AVIELB1 0x1022 +#define HDMI_FC_AVISRB0 0x1023 +#define HDMI_FC_AVISRB1 0x1024 +#define HDMI_FC_AUDICONF0 0x1025 +#define HDMI_FC_AUDICONF1 0x1026 +#define HDMI_FC_AUDICONF2 0x1027 +#define HDMI_FC_AUDICONF3 0x1028 +#define HDMI_FC_VSDIEEEID0 0x1029 +#define HDMI_FC_VSDSIZE 0x102A +#define HDMI_FC_VSDIEEEID1 0x1030 +#define HDMI_FC_VSDIEEEID2 0x1031 +#define HDMI_FC_VSDPAYLOAD0 0x1032 +#define HDMI_FC_VSDPAYLOAD1 0x1033 +#define HDMI_FC_VSDPAYLOAD2 0x1034 +#define HDMI_FC_VSDPAYLOAD3 0x1035 +#define HDMI_FC_VSDPAYLOAD4 0x1036 +#define HDMI_FC_VSDPAYLOAD5 0x1037 +#define HDMI_FC_VSDPAYLOAD6 0x1038 +#define HDMI_FC_VSDPAYLOAD7 0x1039 +#define HDMI_FC_VSDPAYLOAD8 0x103A +#define HDMI_FC_VSDPAYLOAD9 0x103B +#define HDMI_FC_VSDPAYLOAD10 0x103C +#define HDMI_FC_VSDPAYLOAD11 0x103D +#define HDMI_FC_VSDPAYLOAD12 0x103E +#define HDMI_FC_VSDPAYLOAD13 0x103F +#define HDMI_FC_VSDPAYLOAD14 0x1040 +#define HDMI_FC_VSDPAYLOAD15 0x1041 +#define HDMI_FC_VSDPAYLOAD16 0x1042 +#define HDMI_FC_VSDPAYLOAD17 0x1043 +#define HDMI_FC_VSDPAYLOAD18 0x1044 +#define HDMI_FC_VSDPAYLOAD19 0x1045 +#define HDMI_FC_VSDPAYLOAD20 0x1046 +#define HDMI_FC_VSDPAYLOAD21 0x1047 +#define HDMI_FC_VSDPAYLOAD22 0x1048 +#define HDMI_FC_VSDPAYLOAD23 0x1049 +#define HDMI_FC_SPDVENDORNAME0 0x104A +#define HDMI_FC_SPDVENDORNAME1 0x104B +#define HDMI_FC_SPDVENDORNAME2 0x104C +#define HDMI_FC_SPDVENDORNAME3 0x104D +#define HDMI_FC_SPDVENDORNAME4 0x104E +#define HDMI_FC_SPDVENDORNAME5 0x104F +#define HDMI_FC_SPDVENDORNAME6 0x1050 +#define HDMI_FC_SPDVENDORNAME7 0x1051 +#define HDMI_FC_SDPPRODUCTNAME0 0x1052 +#define HDMI_FC_SDPPRODUCTNAME1 0x1053 +#define HDMI_FC_SDPPRODUCTNAME2 0x1054 +#define HDMI_FC_SDPPRODUCTNAME3 0x1055 +#define HDMI_FC_SDPPRODUCTNAME4 0x1056 +#define HDMI_FC_SDPPRODUCTNAME5 0x1057 +#define HDMI_FC_SDPPRODUCTNAME6 0x1058 +#define HDMI_FC_SDPPRODUCTNAME7 0x1059 +#define HDMI_FC_SDPPRODUCTNAME8 0x105A +#define HDMI_FC_SDPPRODUCTNAME9 0x105B +#define HDMI_FC_SDPPRODUCTNAME10 0x105C +#define HDMI_FC_SDPPRODUCTNAME11 0x105D +#define HDMI_FC_SDPPRODUCTNAME12 0x105E +#define HDMI_FC_SDPPRODUCTNAME13 0x105F +#define HDMI_FC_SDPPRODUCTNAME14 0x1060 +#define HDMI_FC_SPDPRODUCTNAME15 0x1061 +#define HDMI_FC_SPDDEVICEINF 0x1062 +#define HDMI_FC_AUDSCONF 0x1063 +#define HDMI_FC_AUDSSTAT 0x1064 +#define HDMI_FC_DATACH0FILL 0x1070 +#define HDMI_FC_DATACH1FILL 0x1071 +#define HDMI_FC_DATACH2FILL 0x1072 +#define HDMI_FC_CTRLQHIGH 0x1073 +#define HDMI_FC_CTRLQLOW 0x1074 +#define HDMI_FC_ACP0 0x1075 +#define HDMI_FC_ACP28 0x1076 +#define HDMI_FC_ACP27 0x1077 +#define HDMI_FC_ACP26 0x1078 +#define HDMI_FC_ACP25 0x1079 +#define HDMI_FC_ACP24 0x107A +#define HDMI_FC_ACP23 0x107B +#define HDMI_FC_ACP22 0x107C +#define HDMI_FC_ACP21 0x107D +#define HDMI_FC_ACP20 0x107E +#define HDMI_FC_ACP19 0x107F +#define HDMI_FC_ACP18 0x1080 +#define HDMI_FC_ACP17 0x1081 +#define HDMI_FC_ACP16 0x1082 +#define HDMI_FC_ACP15 0x1083 +#define HDMI_FC_ACP14 0x1084 +#define HDMI_FC_ACP13 0x1085 +#define HDMI_FC_ACP12 0x1086 +#define HDMI_FC_ACP11 0x1087 +#define HDMI_FC_ACP10 0x1088 +#define HDMI_FC_ACP9 0x1089 +#define HDMI_FC_ACP8 0x108A +#define HDMI_FC_ACP7 0x108B +#define HDMI_FC_ACP6 0x108C +#define HDMI_FC_ACP5 0x108D +#define HDMI_FC_ACP4 0x108E +#define HDMI_FC_ACP3 0x108F +#define HDMI_FC_ACP2 0x1090 +#define HDMI_FC_ACP1 0x1091 +#define HDMI_FC_ISCR1_0 0x1092 +#define HDMI_FC_ISCR1_16 0x1093 +#define HDMI_FC_ISCR1_15 0x1094 +#define HDMI_FC_ISCR1_14 0x1095 +#define HDMI_FC_ISCR1_13 0x1096 +#define HDMI_FC_ISCR1_12 0x1097 +#define HDMI_FC_ISCR1_11 0x1098 +#define HDMI_FC_ISCR1_10 0x1099 +#define HDMI_FC_ISCR1_9 0x109A +#define HDMI_FC_ISCR1_8 0x109B +#define HDMI_FC_ISCR1_7 0x109C +#define HDMI_FC_ISCR1_6 0x109D +#define HDMI_FC_ISCR1_5 0x109E +#define HDMI_FC_ISCR1_4 0x109F +#define HDMI_FC_ISCR1_3 0x10A0 +#define HDMI_FC_ISCR1_2 0x10A1 +#define HDMI_FC_ISCR1_1 0x10A2 +#define HDMI_FC_ISCR2_15 0x10A3 +#define HDMI_FC_ISCR2_14 0x10A4 +#define HDMI_FC_ISCR2_13 0x10A5 +#define HDMI_FC_ISCR2_12 0x10A6 +#define HDMI_FC_ISCR2_11 0x10A7 +#define HDMI_FC_ISCR2_10 0x10A8 +#define HDMI_FC_ISCR2_9 0x10A9 +#define HDMI_FC_ISCR2_8 0x10AA +#define HDMI_FC_ISCR2_7 0x10AB +#define HDMI_FC_ISCR2_6 0x10AC +#define HDMI_FC_ISCR2_5 0x10AD +#define HDMI_FC_ISCR2_4 0x10AE +#define HDMI_FC_ISCR2_3 0x10AF +#define HDMI_FC_ISCR2_2 0x10B0 +#define HDMI_FC_ISCR2_1 0x10B1 +#define HDMI_FC_ISCR2_0 0x10B2 +#define HDMI_FC_DATAUTO0 0x10B3 +#define HDMI_FC_DATAUTO1 0x10B4 +#define HDMI_FC_DATAUTO2 0x10B5 +#define HDMI_FC_DATMAN 0x10B6 +#define HDMI_FC_DATAUTO3 0x10B7 +#define HDMI_FC_RDRB0 0x10B8 +#define HDMI_FC_RDRB1 0x10B9 +#define HDMI_FC_RDRB2 0x10BA +#define HDMI_FC_RDRB3 0x10BB +#define HDMI_FC_RDRB4 0x10BC +#define HDMI_FC_RDRB5 0x10BD +#define HDMI_FC_RDRB6 0x10BE +#define HDMI_FC_RDRB7 0x10BF +#define HDMI_FC_STAT0 0x10D0 +#define HDMI_FC_INT0 0x10D1 +#define HDMI_FC_MASK0 0x10D2 +#define HDMI_FC_POL0 0x10D3 +#define HDMI_FC_STAT1 0x10D4 +#define HDMI_FC_INT1 0x10D5 +#define HDMI_FC_MASK1 0x10D6 +#define HDMI_FC_POL1 0x10D7 +#define HDMI_FC_STAT2 0x10D8 +#define HDMI_FC_INT2 0x10D9 +#define HDMI_FC_MASK2 0x10DA +#define HDMI_FC_POL2 0x10DB +#define HDMI_FC_PRCONF 0x10E0 + +#define HDMI_FC_GMD_STAT 0x1100 +#define HDMI_FC_GMD_EN 0x1101 +#define HDMI_FC_GMD_UP 0x1102 +#define HDMI_FC_GMD_CONF 0x1103 +#define HDMI_FC_GMD_HB 0x1104 +#define HDMI_FC_GMD_PB0 0x1105 +#define HDMI_FC_GMD_PB1 0x1106 +#define HDMI_FC_GMD_PB2 0x1107 +#define HDMI_FC_GMD_PB3 0x1108 +#define HDMI_FC_GMD_PB4 0x1109 +#define HDMI_FC_GMD_PB5 0x110A +#define HDMI_FC_GMD_PB6 0x110B +#define HDMI_FC_GMD_PB7 0x110C +#define HDMI_FC_GMD_PB8 0x110D +#define HDMI_FC_GMD_PB9 0x110E +#define HDMI_FC_GMD_PB10 0x110F +#define HDMI_FC_GMD_PB11 0x1110 +#define HDMI_FC_GMD_PB12 0x1111 +#define HDMI_FC_GMD_PB13 0x1112 +#define HDMI_FC_GMD_PB14 0x1113 +#define HDMI_FC_GMD_PB15 0x1114 +#define HDMI_FC_GMD_PB16 0x1115 +#define HDMI_FC_GMD_PB17 0x1116 +#define HDMI_FC_GMD_PB18 0x1117 +#define HDMI_FC_GMD_PB19 0x1118 +#define HDMI_FC_GMD_PB20 0x1119 +#define HDMI_FC_GMD_PB21 0x111A +#define HDMI_FC_GMD_PB22 0x111B +#define HDMI_FC_GMD_PB23 0x111C +#define HDMI_FC_GMD_PB24 0x111D +#define HDMI_FC_GMD_PB25 0x111E +#define HDMI_FC_GMD_PB26 0x111F +#define HDMI_FC_GMD_PB27 0x1120 + +#define HDMI_FC_DBGFORCE 0x1200 +#define HDMI_FC_DBGAUD0CH0 0x1201 +#define HDMI_FC_DBGAUD1CH0 0x1202 +#define HDMI_FC_DBGAUD2CH0 0x1203 +#define HDMI_FC_DBGAUD0CH1 0x1204 +#define HDMI_FC_DBGAUD1CH1 0x1205 +#define HDMI_FC_DBGAUD2CH1 0x1206 +#define HDMI_FC_DBGAUD0CH2 0x1207 +#define HDMI_FC_DBGAUD1CH2 0x1208 +#define HDMI_FC_DBGAUD2CH2 0x1209 +#define HDMI_FC_DBGAUD0CH3 0x120A +#define HDMI_FC_DBGAUD1CH3 0x120B +#define HDMI_FC_DBGAUD2CH3 0x120C +#define HDMI_FC_DBGAUD0CH4 0x120D +#define HDMI_FC_DBGAUD1CH4 0x120E +#define HDMI_FC_DBGAUD2CH4 0x120F +#define HDMI_FC_DBGAUD0CH5 0x1210 +#define HDMI_FC_DBGAUD1CH5 0x1211 +#define HDMI_FC_DBGAUD2CH5 0x1212 +#define HDMI_FC_DBGAUD0CH6 0x1213 +#define HDMI_FC_DBGAUD1CH6 0x1214 +#define HDMI_FC_DBGAUD2CH6 0x1215 +#define HDMI_FC_DBGAUD0CH7 0x1216 +#define HDMI_FC_DBGAUD1CH7 0x1217 +#define HDMI_FC_DBGAUD2CH7 0x1218 +#define HDMI_FC_DBGTMDS0 0x1219 +#define HDMI_FC_DBGTMDS1 0x121A +#define HDMI_FC_DBGTMDS2 0x121B + +/* HDMI Source PHY Registers */ +#define HDMI_PHY_CONF0 0x3000 +#define HDMI_PHY_TST0 0x3001 +#define HDMI_PHY_TST1 0x3002 +#define HDMI_PHY_TST2 0x3003 +#define HDMI_PHY_STAT0 0x3004 +#define HDMI_PHY_INT0 0x3005 +#define HDMI_PHY_MASK0 0x3006 +#define HDMI_PHY_POL0 0x3007 + +/* HDMI Master PHY Registers */ +#define HDMI_PHY_I2CM_SLAVE_ADDR 0x3020 +#define HDMI_PHY_I2CM_ADDRESS_ADDR 0x3021 +#define HDMI_PHY_I2CM_DATAO_1_ADDR 0x3022 +#define HDMI_PHY_I2CM_DATAO_0_ADDR 0x3023 +#define HDMI_PHY_I2CM_DATAI_1_ADDR 0x3024 +#define HDMI_PHY_I2CM_DATAI_0_ADDR 0x3025 +#define HDMI_PHY_I2CM_OPERATION_ADDR 0x3026 +#define HDMI_PHY_I2CM_INT_ADDR 0x3027 +#define HDMI_PHY_I2CM_CTLINT_ADDR 0x3028 +#define HDMI_PHY_I2CM_DIV_ADDR 0x3029 +#define HDMI_PHY_I2CM_SOFTRSTZ_ADDR 0x302a +#define HDMI_PHY_I2CM_SS_SCL_HCNT_1_ADDR 0x302b +#define HDMI_PHY_I2CM_SS_SCL_HCNT_0_ADDR 0x302c +#define HDMI_PHY_I2CM_SS_SCL_LCNT_1_ADDR 0x302d +#define HDMI_PHY_I2CM_SS_SCL_LCNT_0_ADDR 0x302e +#define HDMI_PHY_I2CM_FS_SCL_HCNT_1_ADDR 0x302f +#define HDMI_PHY_I2CM_FS_SCL_HCNT_0_ADDR 0x3030 +#define HDMI_PHY_I2CM_FS_SCL_LCNT_1_ADDR 0x3031 +#define HDMI_PHY_I2CM_FS_SCL_LCNT_0_ADDR 0x3032 + +/* Audio Sampler Registers */ +#define HDMI_AUD_CONF0 0x3100 +#define HDMI_AUD_CONF1 0x3101 +#define HDMI_AUD_INT 0x3102 +#define HDMI_AUD_CONF2 0x3103 +#define HDMI_AUD_N1 0x3200 +#define HDMI_AUD_N2 0x3201 +#define HDMI_AUD_N3 0x3202 +#define HDMI_AUD_CTS1 0x3203 +#define HDMI_AUD_CTS2 0x3204 +#define HDMI_AUD_CTS3 0x3205 +#define HDMI_AUD_INPUTCLKFS 0x3206 +#define HDMI_AUD_SPDIFINT 0x3302 +#define HDMI_AUD_CONF0_HBR 0x3400 +#define HDMI_AUD_HBR_STATUS 0x3401 +#define HDMI_AUD_HBR_INT 0x3402 +#define HDMI_AUD_HBR_POL 0x3403 +#define HDMI_AUD_HBR_MASK 0x3404 + +/* + * Generic Parallel Audio Interface Registers + * Not used as GPAUD interface is not enabled in hw + */ +#define HDMI_GP_CONF0 0x3500 +#define HDMI_GP_CONF1 0x3501 +#define HDMI_GP_CONF2 0x3502 +#define HDMI_GP_STAT 0x3503 +#define HDMI_GP_INT 0x3504 +#define HDMI_GP_MASK 0x3505 +#define HDMI_GP_POL 0x3506 + +/* Audio DMA Registers */ +#define HDMI_AHB_DMA_CONF0 0x3600 +#define HDMI_AHB_DMA_START 0x3601 +#define HDMI_AHB_DMA_STOP 0x3602 +#define HDMI_AHB_DMA_THRSLD 0x3603 +#define HDMI_AHB_DMA_STRADDR0 0x3604 +#define HDMI_AHB_DMA_STRADDR1 0x3605 +#define HDMI_AHB_DMA_STRADDR2 0x3606 +#define HDMI_AHB_DMA_STRADDR3 0x3607 +#define HDMI_AHB_DMA_STPADDR0 0x3608 +#define HDMI_AHB_DMA_STPADDR1 0x3609 +#define HDMI_AHB_DMA_STPADDR2 0x360a +#define HDMI_AHB_DMA_STPADDR3 0x360b +#define HDMI_AHB_DMA_BSTADDR0 0x360c +#define HDMI_AHB_DMA_BSTADDR1 0x360d +#define HDMI_AHB_DMA_BSTADDR2 0x360e +#define HDMI_AHB_DMA_BSTADDR3 0x360f +#define HDMI_AHB_DMA_MBLENGTH0 0x3610 +#define HDMI_AHB_DMA_MBLENGTH1 0x3611 +#define HDMI_AHB_DMA_STAT 0x3612 +#define HDMI_AHB_DMA_INT 0x3613 +#define HDMI_AHB_DMA_MASK 0x3614 +#define HDMI_AHB_DMA_POL 0x3615 +#define HDMI_AHB_DMA_CONF1 0x3616 +#define HDMI_AHB_DMA_BUFFSTAT 0x3617 +#define HDMI_AHB_DMA_BUFFINT 0x3618 +#define HDMI_AHB_DMA_BUFFMASK 0x3619 +#define HDMI_AHB_DMA_BUFFPOL 0x361a + +/* Main Controller Registers */ +#define HDMI_MC_SFRDIV 0x4000 +#define HDMI_MC_CLKDIS 0x4001 +#define HDMI_MC_SWRSTZ 0x4002 +#define HDMI_MC_OPCTRL 0x4003 +#define HDMI_MC_FLOWCTRL 0x4004 +#define HDMI_MC_PHYRSTZ 0x4005 +#define HDMI_MC_LOCKONCLOCK 0x4006 +#define HDMI_MC_HEACPHY_RST 0x4007 + +/* Color Space Converter Registers */ +#define HDMI_CSC_CFG 0x4100 +#define HDMI_CSC_SCALE 0x4101 +#define HDMI_CSC_COEF_A1_MSB 0x4102 +#define HDMI_CSC_COEF_A1_LSB 0x4103 +#define HDMI_CSC_COEF_A2_MSB 0x4104 +#define HDMI_CSC_COEF_A2_LSB 0x4105 +#define HDMI_CSC_COEF_A3_MSB 0x4106 +#define HDMI_CSC_COEF_A3_LSB 0x4107 +#define HDMI_CSC_COEF_A4_MSB 0x4108 +#define HDMI_CSC_COEF_A4_LSB 0x4109 +#define HDMI_CSC_COEF_B1_MSB 0x410A +#define HDMI_CSC_COEF_B1_LSB 0x410B +#define HDMI_CSC_COEF_B2_MSB 0x410C +#define HDMI_CSC_COEF_B2_LSB 0x410D +#define HDMI_CSC_COEF_B3_MSB 0x410E +#define HDMI_CSC_COEF_B3_LSB 0x410F +#define HDMI_CSC_COEF_B4_MSB 0x4110 +#define HDMI_CSC_COEF_B4_LSB 0x4111 +#define HDMI_CSC_COEF_C1_MSB 0x4112 +#define HDMI_CSC_COEF_C1_LSB 0x4113 +#define HDMI_CSC_COEF_C2_MSB 0x4114 +#define HDMI_CSC_COEF_C2_LSB 0x4115 +#define HDMI_CSC_COEF_C3_MSB 0x4116 +#define HDMI_CSC_COEF_C3_LSB 0x4117 +#define HDMI_CSC_COEF_C4_MSB 0x4118 +#define HDMI_CSC_COEF_C4_LSB 0x4119 + +/* HDCP Encryption Engine Registers */ +#define HDMI_A_HDCPCFG0 0x5000 +#define HDMI_A_HDCPCFG1 0x5001 +#define HDMI_A_HDCPOBS0 0x5002 +#define HDMI_A_HDCPOBS1 0x5003 +#define HDMI_A_HDCPOBS2 0x5004 +#define HDMI_A_HDCPOBS3 0x5005 +#define HDMI_A_APIINTCLR 0x5006 +#define HDMI_A_APIINTSTAT 0x5007 +#define HDMI_A_APIINTMSK 0x5008 +#define HDMI_A_VIDPOLCFG 0x5009 +#define HDMI_A_OESSWCFG 0x500A +#define HDMI_A_TIMER1SETUP0 0x500B +#define HDMI_A_TIMER1SETUP1 0x500C +#define HDMI_A_TIMER2SETUP0 0x500D +#define HDMI_A_TIMER2SETUP1 0x500E +#define HDMI_A_100MSCFG 0x500F +#define HDMI_A_2SCFG0 0x5010 +#define HDMI_A_2SCFG1 0x5011 +#define HDMI_A_5SCFG0 0x5012 +#define HDMI_A_5SCFG1 0x5013 +#define HDMI_A_SRMVERLSB 0x5014 +#define HDMI_A_SRMVERMSB 0x5015 +#define HDMI_A_SRMCTRL 0x5016 +#define HDMI_A_SFRSETUP 0x5017 +#define HDMI_A_I2CHSETUP 0x5018 +#define HDMI_A_INTSETUP 0x5019 +#define HDMI_A_PRESETUP 0x501A +#define HDMI_A_SRM_BASE 0x5020 + +/* CEC Engine Registers */ +#define HDMI_CEC_CTRL 0x7D00 +#define HDMI_CEC_STAT 0x7D01 +#define HDMI_CEC_MASK 0x7D02 +#define HDMI_CEC_POLARITY 0x7D03 +#define HDMI_CEC_INT 0x7D04 +#define HDMI_CEC_ADDR_L 0x7D05 +#define HDMI_CEC_ADDR_H 0x7D06 +#define HDMI_CEC_TX_CNT 0x7D07 +#define HDMI_CEC_RX_CNT 0x7D08 +#define HDMI_CEC_TX_DATA0 0x7D10 +#define HDMI_CEC_TX_DATA1 0x7D11 +#define HDMI_CEC_TX_DATA2 0x7D12 +#define HDMI_CEC_TX_DATA3 0x7D13 +#define HDMI_CEC_TX_DATA4 0x7D14 +#define HDMI_CEC_TX_DATA5 0x7D15 +#define HDMI_CEC_TX_DATA6 0x7D16 +#define HDMI_CEC_TX_DATA7 0x7D17 +#define HDMI_CEC_TX_DATA8 0x7D18 +#define HDMI_CEC_TX_DATA9 0x7D19 +#define HDMI_CEC_TX_DATA10 0x7D1a +#define HDMI_CEC_TX_DATA11 0x7D1b +#define HDMI_CEC_TX_DATA12 0x7D1c +#define HDMI_CEC_TX_DATA13 0x7D1d +#define HDMI_CEC_TX_DATA14 0x7D1e +#define HDMI_CEC_TX_DATA15 0x7D1f +#define HDMI_CEC_RX_DATA0 0x7D20 +#define HDMI_CEC_RX_DATA1 0x7D21 +#define HDMI_CEC_RX_DATA2 0x7D22 +#define HDMI_CEC_RX_DATA3 0x7D23 +#define HDMI_CEC_RX_DATA4 0x7D24 +#define HDMI_CEC_RX_DATA5 0x7D25 +#define HDMI_CEC_RX_DATA6 0x7D26 +#define HDMI_CEC_RX_DATA7 0x7D27 +#define HDMI_CEC_RX_DATA8 0x7D28 +#define HDMI_CEC_RX_DATA9 0x7D29 +#define HDMI_CEC_RX_DATA10 0x7D2a +#define HDMI_CEC_RX_DATA11 0x7D2b +#define HDMI_CEC_RX_DATA12 0x7D2c +#define HDMI_CEC_RX_DATA13 0x7D2d +#define HDMI_CEC_RX_DATA14 0x7D2e +#define HDMI_CEC_RX_DATA15 0x7D2f +#define HDMI_CEC_LOCK 0x7D30 +#define HDMI_CEC_WKUPCTRL 0x7D31 + +/* I2C Master Registers (E-DDC) */ +#define HDMI_I2CM_SLAVE 0x7E00 +#define HDMI_I2CM_ADDRESS 0x7E01 +#define HDMI_I2CM_DATAO 0x7E02 +#define HDMI_I2CM_DATAI 0x7E03 +#define HDMI_I2CM_OPERATION 0x7E04 +#define HDMI_I2CM_INT 0x7E05 +#define HDMI_I2CM_CTLINT 0x7E06 +#define HDMI_I2CM_DIV 0x7E07 +#define HDMI_I2CM_SEGADDR 0x7E08 +#define HDMI_I2CM_SOFTRSTZ 0x7E09 +#define HDMI_I2CM_SEGPTR 0x7E0A +#define HDMI_I2CM_SS_SCL_HCNT_1_ADDR 0x7E0B +#define HDMI_I2CM_SS_SCL_HCNT_0_ADDR 0x7E0C +#define HDMI_I2CM_SS_SCL_LCNT_1_ADDR 0x7E0D +#define HDMI_I2CM_SS_SCL_LCNT_0_ADDR 0x7E0E +#define HDMI_I2CM_FS_SCL_HCNT_1_ADDR 0x7E0F +#define HDMI_I2CM_FS_SCL_HCNT_0_ADDR 0x7E10 +#define HDMI_I2CM_FS_SCL_LCNT_1_ADDR 0x7E11 +#define HDMI_I2CM_FS_SCL_LCNT_0_ADDR 0x7E12 + +enum { +/* PRODUCT_ID0 field values */ + HDMI_PRODUCT_ID0_HDMI_TX = 0xa0, + +/* PRODUCT_ID1 field values */ + HDMI_PRODUCT_ID1_HDCP = 0xc0, + HDMI_PRODUCT_ID1_HDMI_RX = 0x02, + HDMI_PRODUCT_ID1_HDMI_TX = 0x01, + +/* CONFIG0_ID field values */ + HDMI_CONFIG0_I2S = 0x10, + +/* CONFIG1_ID field values */ + HDMI_CONFIG1_AHB = 0x01, + +/* CONFIG3_ID field values */ + HDMI_CONFIG3_AHBAUDDMA = 0x02, + HDMI_CONFIG3_GPAUD = 0x01, + +/* IH_FC_INT2 field values */ + HDMI_IH_FC_INT2_OVERFLOW_MASK = 0x03, + HDMI_IH_FC_INT2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_IH_FC_INT2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* IH_FC_STAT2 field values */ + HDMI_IH_FC_STAT2_OVERFLOW_MASK = 0x03, + HDMI_IH_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_IH_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* IH_PHY_STAT0 field values */ + HDMI_IH_PHY_STAT0_RX_SENSE3 = 0x20, + HDMI_IH_PHY_STAT0_RX_SENSE2 = 0x10, + HDMI_IH_PHY_STAT0_RX_SENSE1 = 0x8, + HDMI_IH_PHY_STAT0_RX_SENSE0 = 0x4, + HDMI_IH_PHY_STAT0_TX_PHY_LOCK = 0x2, + HDMI_IH_PHY_STAT0_HPD = 0x1, + +/* IH_I2CM_STAT0 and IH_MUTE_I2CM_STAT0 field values */ + HDMI_IH_I2CM_STAT0_DONE = 0x2, + HDMI_IH_I2CM_STAT0_ERROR = 0x1, + +/* IH_MUTE_I2CMPHY_STAT0 field values */ + HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYDONE = 0x2, + HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYERROR = 0x1, + +/* IH_AHBDMAAUD_STAT0 field values */ + HDMI_IH_AHBDMAAUD_STAT0_ERROR = 0x20, + HDMI_IH_AHBDMAAUD_STAT0_LOST = 0x10, + HDMI_IH_AHBDMAAUD_STAT0_RETRY = 0x08, + HDMI_IH_AHBDMAAUD_STAT0_DONE = 0x04, + HDMI_IH_AHBDMAAUD_STAT0_BUFFFULL = 0x02, + HDMI_IH_AHBDMAAUD_STAT0_BUFFEMPTY = 0x01, + +/* IH_MUTE_FC_STAT2 field values */ + HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK = 0x03, + HDMI_IH_MUTE_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_IH_MUTE_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* IH_MUTE_AHBDMAAUD_STAT0 field values */ + HDMI_IH_MUTE_AHBDMAAUD_STAT0_ERROR = 0x20, + HDMI_IH_MUTE_AHBDMAAUD_STAT0_LOST = 0x10, + HDMI_IH_MUTE_AHBDMAAUD_STAT0_RETRY = 0x08, + HDMI_IH_MUTE_AHBDMAAUD_STAT0_DONE = 0x04, + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFFULL = 0x02, + HDMI_IH_MUTE_AHBDMAAUD_STAT0_BUFFEMPTY = 0x01, + +/* IH_MUTE field values */ + HDMI_IH_MUTE_MUTE_WAKEUP_INTERRUPT = 0x2, + HDMI_IH_MUTE_MUTE_ALL_INTERRUPT = 0x1, + +/* TX_INVID0 field values */ + HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_MASK = 0x80, + HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_ENABLE = 0x80, + HDMI_TX_INVID0_INTERNAL_DE_GENERATOR_DISABLE = 0x00, + HDMI_TX_INVID0_VIDEO_MAPPING_MASK = 0x1F, + HDMI_TX_INVID0_VIDEO_MAPPING_OFFSET = 0, + +/* TX_INSTUFFING field values */ + HDMI_TX_INSTUFFING_BDBDATA_STUFFING_MASK = 0x4, + HDMI_TX_INSTUFFING_BDBDATA_STUFFING_ENABLE = 0x4, + HDMI_TX_INSTUFFING_BDBDATA_STUFFING_DISABLE = 0x0, + HDMI_TX_INSTUFFING_RCRDATA_STUFFING_MASK = 0x2, + HDMI_TX_INSTUFFING_RCRDATA_STUFFING_ENABLE = 0x2, + HDMI_TX_INSTUFFING_RCRDATA_STUFFING_DISABLE = 0x0, + HDMI_TX_INSTUFFING_GYDATA_STUFFING_MASK = 0x1, + HDMI_TX_INSTUFFING_GYDATA_STUFFING_ENABLE = 0x1, + HDMI_TX_INSTUFFING_GYDATA_STUFFING_DISABLE = 0x0, + +/* VP_PR_CD field values */ + HDMI_VP_PR_CD_COLOR_DEPTH_MASK = 0xF0, + HDMI_VP_PR_CD_COLOR_DEPTH_OFFSET = 4, + HDMI_VP_PR_CD_DESIRED_PR_FACTOR_MASK = 0x0F, + HDMI_VP_PR_CD_DESIRED_PR_FACTOR_OFFSET = 0, + +/* VP_STUFF field values */ + HDMI_VP_STUFF_IDEFAULT_PHASE_MASK = 0x20, + HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET = 5, + HDMI_VP_STUFF_IFIX_PP_TO_LAST_MASK = 0x10, + HDMI_VP_STUFF_IFIX_PP_TO_LAST_OFFSET = 4, + HDMI_VP_STUFF_ICX_GOTO_P0_ST_MASK = 0x8, + HDMI_VP_STUFF_ICX_GOTO_P0_ST_OFFSET = 3, + HDMI_VP_STUFF_YCC422_STUFFING_MASK = 0x4, + HDMI_VP_STUFF_YCC422_STUFFING_STUFFING_MODE = 0x4, + HDMI_VP_STUFF_YCC422_STUFFING_DIRECT_MODE = 0x0, + HDMI_VP_STUFF_PP_STUFFING_MASK = 0x2, + HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE = 0x2, + HDMI_VP_STUFF_PP_STUFFING_DIRECT_MODE = 0x0, + HDMI_VP_STUFF_PR_STUFFING_MASK = 0x1, + HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE = 0x1, + HDMI_VP_STUFF_PR_STUFFING_DIRECT_MODE = 0x0, + +/* VP_CONF field values */ + HDMI_VP_CONF_BYPASS_EN_MASK = 0x40, + HDMI_VP_CONF_BYPASS_EN_ENABLE = 0x40, + HDMI_VP_CONF_BYPASS_EN_DISABLE = 0x00, + HDMI_VP_CONF_PP_EN_ENMASK = 0x20, + HDMI_VP_CONF_PP_EN_ENABLE = 0x20, + HDMI_VP_CONF_PP_EN_DISABLE = 0x00, + HDMI_VP_CONF_PR_EN_MASK = 0x10, + HDMI_VP_CONF_PR_EN_ENABLE = 0x10, + HDMI_VP_CONF_PR_EN_DISABLE = 0x00, + HDMI_VP_CONF_YCC422_EN_MASK = 0x8, + HDMI_VP_CONF_YCC422_EN_ENABLE = 0x8, + HDMI_VP_CONF_YCC422_EN_DISABLE = 0x0, + HDMI_VP_CONF_BYPASS_SELECT_MASK = 0x4, + HDMI_VP_CONF_BYPASS_SELECT_VID_PACKETIZER = 0x4, + HDMI_VP_CONF_BYPASS_SELECT_PIX_REPEATER = 0x0, + HDMI_VP_CONF_OUTPUT_SELECTOR_MASK = 0x3, + HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS = 0x3, + HDMI_VP_CONF_OUTPUT_SELECTOR_YCC422 = 0x1, + HDMI_VP_CONF_OUTPUT_SELECTOR_PP = 0x0, + +/* VP_REMAP field values */ + HDMI_VP_REMAP_MASK = 0x3, + HDMI_VP_REMAP_YCC422_24bit = 0x2, + HDMI_VP_REMAP_YCC422_20bit = 0x1, + HDMI_VP_REMAP_YCC422_16bit = 0x0, + +/* FC_INVIDCONF field values */ + HDMI_FC_INVIDCONF_HDCP_KEEPOUT_MASK = 0x80, + HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE = 0x80, + HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE = 0x00, + HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_MASK = 0x40, + HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH = 0x40, + HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW = 0x00, + HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_MASK = 0x20, + HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH = 0x20, + HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW = 0x00, + HDMI_FC_INVIDCONF_DE_IN_POLARITY_MASK = 0x10, + HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_HIGH = 0x10, + HDMI_FC_INVIDCONF_DE_IN_POLARITY_ACTIVE_LOW = 0x00, + HDMI_FC_INVIDCONF_DVI_MODEZ_MASK = 0x8, + HDMI_FC_INVIDCONF_DVI_MODEZ_HDMI_MODE = 0x8, + HDMI_FC_INVIDCONF_DVI_MODEZ_DVI_MODE = 0x0, + HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_MASK = 0x2, + HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_HIGH = 0x2, + HDMI_FC_INVIDCONF_R_V_BLANK_IN_OSC_ACTIVE_LOW = 0x0, + HDMI_FC_INVIDCONF_IN_I_P_MASK = 0x1, + HDMI_FC_INVIDCONF_IN_I_P_INTERLACED = 0x1, + HDMI_FC_INVIDCONF_IN_I_P_PROGRESSIVE = 0x0, + +/* FC_AUDICONF0 field values */ + HDMI_FC_AUDICONF0_CC_OFFSET = 4, + HDMI_FC_AUDICONF0_CC_MASK = 0x70, + HDMI_FC_AUDICONF0_CT_OFFSET = 0, + HDMI_FC_AUDICONF0_CT_MASK = 0xF, + +/* FC_AUDICONF1 field values */ + HDMI_FC_AUDICONF1_SS_OFFSET = 3, + HDMI_FC_AUDICONF1_SS_MASK = 0x18, + HDMI_FC_AUDICONF1_SF_OFFSET = 0, + HDMI_FC_AUDICONF1_SF_MASK = 0x7, + +/* FC_AUDICONF3 field values */ + HDMI_FC_AUDICONF3_LFEPBL_OFFSET = 5, + HDMI_FC_AUDICONF3_LFEPBL_MASK = 0x60, + HDMI_FC_AUDICONF3_DM_INH_OFFSET = 4, + HDMI_FC_AUDICONF3_DM_INH_MASK = 0x10, + HDMI_FC_AUDICONF3_LSV_OFFSET = 0, + HDMI_FC_AUDICONF3_LSV_MASK = 0xF, + +/* FC_AUDSCHNLS0 field values */ + HDMI_FC_AUDSCHNLS0_CGMSA_OFFSET = 4, + HDMI_FC_AUDSCHNLS0_CGMSA_MASK = 0x30, + HDMI_FC_AUDSCHNLS0_COPYRIGHT_OFFSET = 0, + HDMI_FC_AUDSCHNLS0_COPYRIGHT_MASK = 0x01, + +/* FC_AUDSCHNLS3-6 field values */ + HDMI_FC_AUDSCHNLS3_OIEC_CH0_OFFSET = 0, + HDMI_FC_AUDSCHNLS3_OIEC_CH0_MASK = 0x0f, + HDMI_FC_AUDSCHNLS3_OIEC_CH1_OFFSET = 4, + HDMI_FC_AUDSCHNLS3_OIEC_CH1_MASK = 0xf0, + HDMI_FC_AUDSCHNLS4_OIEC_CH2_OFFSET = 0, + HDMI_FC_AUDSCHNLS4_OIEC_CH2_MASK = 0x0f, + HDMI_FC_AUDSCHNLS4_OIEC_CH3_OFFSET = 4, + HDMI_FC_AUDSCHNLS4_OIEC_CH3_MASK = 0xf0, + + HDMI_FC_AUDSCHNLS5_OIEC_CH0_OFFSET = 0, + HDMI_FC_AUDSCHNLS5_OIEC_CH0_MASK = 0x0f, + HDMI_FC_AUDSCHNLS5_OIEC_CH1_OFFSET = 4, + HDMI_FC_AUDSCHNLS5_OIEC_CH1_MASK = 0xf0, + HDMI_FC_AUDSCHNLS6_OIEC_CH2_OFFSET = 0, + HDMI_FC_AUDSCHNLS6_OIEC_CH2_MASK = 0x0f, + HDMI_FC_AUDSCHNLS6_OIEC_CH3_OFFSET = 4, + HDMI_FC_AUDSCHNLS6_OIEC_CH3_MASK = 0xf0, + +/* HDMI_FC_AUDSCHNLS7 field values */ + HDMI_FC_AUDSCHNLS7_ACCURACY_OFFSET = 4, + HDMI_FC_AUDSCHNLS7_ACCURACY_MASK = 0x30, + +/* HDMI_FC_AUDSCHNLS8 field values */ + HDMI_FC_AUDSCHNLS8_ORIGSAMPFREQ_MASK = 0xf0, + HDMI_FC_AUDSCHNLS8_ORIGSAMPFREQ_OFFSET = 4, + HDMI_FC_AUDSCHNLS8_WORDLEGNTH_MASK = 0x0f, + HDMI_FC_AUDSCHNLS8_WORDLEGNTH_OFFSET = 0, + +/* FC_AUDSCONF field values */ + HDMI_FC_AUDSCONF_AUD_PACKET_SAMPFIT_MASK = 0xF0, + HDMI_FC_AUDSCONF_AUD_PACKET_SAMPFIT_OFFSET = 4, + HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_MASK = 0x1, + HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_OFFSET = 0, + HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_LAYOUT1 = 0x1, + HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_LAYOUT0 = 0x0, + +/* FC_STAT2 field values */ + HDMI_FC_STAT2_OVERFLOW_MASK = 0x03, + HDMI_FC_STAT2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_FC_STAT2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* FC_INT2 field values */ + HDMI_FC_INT2_OVERFLOW_MASK = 0x03, + HDMI_FC_INT2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_FC_INT2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* FC_MASK2 field values */ + HDMI_FC_MASK2_OVERFLOW_MASK = 0x03, + HDMI_FC_MASK2_LOW_PRIORITY_OVERFLOW = 0x02, + HDMI_FC_MASK2_HIGH_PRIORITY_OVERFLOW = 0x01, + +/* FC_PRCONF field values */ + HDMI_FC_PRCONF_INCOMING_PR_FACTOR_MASK = 0xF0, + HDMI_FC_PRCONF_INCOMING_PR_FACTOR_OFFSET = 4, + HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_MASK = 0x0F, + HDMI_FC_PRCONF_OUTPUT_PR_FACTOR_OFFSET = 0, + +/* FC_AVICONF0-FC_AVICONF3 field values */ + HDMI_FC_AVICONF0_PIX_FMT_MASK = 0x03, + HDMI_FC_AVICONF0_PIX_FMT_RGB = 0x00, + HDMI_FC_AVICONF0_PIX_FMT_YCBCR422 = 0x01, + HDMI_FC_AVICONF0_PIX_FMT_YCBCR444 = 0x02, + HDMI_FC_AVICONF0_ACTIVE_FMT_MASK = 0x40, + HDMI_FC_AVICONF0_ACTIVE_FMT_INFO_PRESENT = 0x40, + HDMI_FC_AVICONF0_ACTIVE_FMT_NO_INFO = 0x00, + HDMI_FC_AVICONF0_BAR_DATA_MASK = 0x0C, + HDMI_FC_AVICONF0_BAR_DATA_NO_DATA = 0x00, + HDMI_FC_AVICONF0_BAR_DATA_VERT_BAR = 0x04, + HDMI_FC_AVICONF0_BAR_DATA_HORIZ_BAR = 0x08, + HDMI_FC_AVICONF0_BAR_DATA_VERT_HORIZ_BAR = 0x0C, + HDMI_FC_AVICONF0_SCAN_INFO_MASK = 0x30, + HDMI_FC_AVICONF0_SCAN_INFO_OVERSCAN = 0x10, + HDMI_FC_AVICONF0_SCAN_INFO_UNDERSCAN = 0x20, + HDMI_FC_AVICONF0_SCAN_INFO_NODATA = 0x00, + + HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_MASK = 0x0F, + HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_USE_CODED = 0x08, + HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_4_3 = 0x09, + HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_16_9 = 0x0A, + HDMI_FC_AVICONF1_ACTIVE_ASPECT_RATIO_14_9 = 0x0B, + HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_MASK = 0x30, + HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_NO_DATA = 0x00, + HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_4_3 = 0x10, + HDMI_FC_AVICONF1_CODED_ASPECT_RATIO_16_9 = 0x20, + HDMI_FC_AVICONF1_COLORIMETRY_MASK = 0xC0, + HDMI_FC_AVICONF1_COLORIMETRY_NO_DATA = 0x00, + HDMI_FC_AVICONF1_COLORIMETRY_SMPTE = 0x40, + HDMI_FC_AVICONF1_COLORIMETRY_ITUR = 0x80, + HDMI_FC_AVICONF1_COLORIMETRY_EXTENDED_INFO = 0xC0, + + HDMI_FC_AVICONF2_SCALING_MASK = 0x03, + HDMI_FC_AVICONF2_SCALING_NONE = 0x00, + HDMI_FC_AVICONF2_SCALING_HORIZ = 0x01, + HDMI_FC_AVICONF2_SCALING_VERT = 0x02, + HDMI_FC_AVICONF2_SCALING_HORIZ_VERT = 0x03, + HDMI_FC_AVICONF2_RGB_QUANT_MASK = 0x0C, + HDMI_FC_AVICONF2_RGB_QUANT_DEFAULT = 0x00, + HDMI_FC_AVICONF2_RGB_QUANT_LIMITED_RANGE = 0x04, + HDMI_FC_AVICONF2_RGB_QUANT_FULL_RANGE = 0x08, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_MASK = 0x70, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_XVYCC601 = 0x00, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_XVYCC709 = 0x10, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_SYCC601 = 0x20, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_ADOBE_YCC601 = 0x30, + HDMI_FC_AVICONF2_EXT_COLORIMETRY_ADOBE_RGB = 0x40, + HDMI_FC_AVICONF2_IT_CONTENT_MASK = 0x80, + HDMI_FC_AVICONF2_IT_CONTENT_NO_DATA = 0x00, + HDMI_FC_AVICONF2_IT_CONTENT_VALID = 0x80, + + HDMI_FC_AVICONF3_IT_CONTENT_TYPE_MASK = 0x03, + HDMI_FC_AVICONF3_IT_CONTENT_TYPE_GRAPHICS = 0x00, + HDMI_FC_AVICONF3_IT_CONTENT_TYPE_PHOTO = 0x01, + HDMI_FC_AVICONF3_IT_CONTENT_TYPE_CINEMA = 0x02, + HDMI_FC_AVICONF3_IT_CONTENT_TYPE_GAME = 0x03, + HDMI_FC_AVICONF3_QUANT_RANGE_MASK = 0x0C, + HDMI_FC_AVICONF3_QUANT_RANGE_LIMITED = 0x00, + HDMI_FC_AVICONF3_QUANT_RANGE_FULL = 0x04, + +/* FC_DBGFORCE field values */ + HDMI_FC_DBGFORCE_FORCEAUDIO = 0x10, + HDMI_FC_DBGFORCE_FORCEVIDEO = 0x1, + +/* PHY_CONF0 field values */ + HDMI_PHY_CONF0_PDZ_MASK = 0x80, + HDMI_PHY_CONF0_PDZ_OFFSET = 7, + HDMI_PHY_CONF0_ENTMDS_MASK = 0x40, + HDMI_PHY_CONF0_ENTMDS_OFFSET = 6, + HDMI_PHY_CONF0_SVSRET_MASK = 0x20, + HDMI_PHY_CONF0_SVSRET_OFFSET = 5, + HDMI_PHY_CONF0_GEN2_PDDQ_MASK = 0x10, + HDMI_PHY_CONF0_GEN2_PDDQ_OFFSET = 4, + HDMI_PHY_CONF0_GEN2_TXPWRON_MASK = 0x8, + HDMI_PHY_CONF0_GEN2_TXPWRON_OFFSET = 3, + HDMI_PHY_CONF0_GEN2_ENHPDRXSENSE_MASK = 0x4, + HDMI_PHY_CONF0_GEN2_ENHPDRXSENSE_OFFSET = 2, + HDMI_PHY_CONF0_SELDATAENPOL_MASK = 0x2, + HDMI_PHY_CONF0_SELDATAENPOL_OFFSET = 1, + HDMI_PHY_CONF0_SELDIPIF_MASK = 0x1, + HDMI_PHY_CONF0_SELDIPIF_OFFSET = 0, + +/* PHY_TST0 field values */ + HDMI_PHY_TST0_TSTCLR_MASK = 0x20, + HDMI_PHY_TST0_TSTCLR_OFFSET = 5, + HDMI_PHY_TST0_TSTEN_MASK = 0x10, + HDMI_PHY_TST0_TSTEN_OFFSET = 4, + HDMI_PHY_TST0_TSTCLK_MASK = 0x1, + HDMI_PHY_TST0_TSTCLK_OFFSET = 0, + +/* PHY_STAT0 field values */ + HDMI_PHY_RX_SENSE3 = 0x80, + HDMI_PHY_RX_SENSE2 = 0x40, + HDMI_PHY_RX_SENSE1 = 0x20, + HDMI_PHY_RX_SENSE0 = 0x10, + HDMI_PHY_HPD = 0x02, + HDMI_PHY_TX_PHY_LOCK = 0x01, + +/* PHY_I2CM_SLAVE_ADDR field values */ + HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2 = 0x69, + HDMI_PHY_I2CM_SLAVE_ADDR_HEAC_PHY = 0x49, + +/* PHY_I2CM_OPERATION_ADDR field values */ + HDMI_PHY_I2CM_OPERATION_ADDR_WRITE = 0x10, + HDMI_PHY_I2CM_OPERATION_ADDR_READ = 0x1, + +/* HDMI_PHY_I2CM_INT_ADDR */ + HDMI_PHY_I2CM_INT_ADDR_DONE_POL = 0x08, + HDMI_PHY_I2CM_INT_ADDR_DONE_MASK = 0x04, + +/* HDMI_PHY_I2CM_CTLINT_ADDR */ + HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL = 0x80, + HDMI_PHY_I2CM_CTLINT_ADDR_NAC_MASK = 0x40, + HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL = 0x08, + HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_MASK = 0x04, + +/* AUD_CONF0 field values */ + HDMI_AUD_CONF0_SW_RESET = 0x80, + HDMI_AUD_CONF0_I2S_ALL_ENABLE = 0x2F, + +/* AUD_CONF1 field values */ + HDMI_AUD_CONF1_MODE_I2S = 0x00, + HDMI_AUD_CONF1_MODE_RIGHT_J = 0x02, + HDMI_AUD_CONF1_MODE_LEFT_J = 0x04, + HDMI_AUD_CONF1_WIDTH_16 = 0x10, + HDMI_AUD_CONF1_WIDTH_24 = 0x18, + +/* AUD_CTS3 field values */ + HDMI_AUD_CTS3_N_SHIFT_OFFSET = 5, + HDMI_AUD_CTS3_N_SHIFT_MASK = 0xe0, + HDMI_AUD_CTS3_N_SHIFT_1 = 0, + HDMI_AUD_CTS3_N_SHIFT_16 = 0x20, + HDMI_AUD_CTS3_N_SHIFT_32 = 0x40, + HDMI_AUD_CTS3_N_SHIFT_64 = 0x60, + HDMI_AUD_CTS3_N_SHIFT_128 = 0x80, + HDMI_AUD_CTS3_N_SHIFT_256 = 0xa0, + /* note that the CTS3 MANUAL bit has been removed + from our part. Can't set it, will read as 0. */ + HDMI_AUD_CTS3_CTS_MANUAL = 0x10, + HDMI_AUD_CTS3_AUDCTS19_16_MASK = 0x0f, + +/* HDMI_AUD_INPUTCLKFS field values */ + HDMI_AUD_INPUTCLKFS_128FS = 0, + HDMI_AUD_INPUTCLKFS_256FS = 1, + HDMI_AUD_INPUTCLKFS_512FS = 2, + HDMI_AUD_INPUTCLKFS_64FS = 4, + +/* AHB_DMA_CONF0 field values */ + HDMI_AHB_DMA_CONF0_SW_FIFO_RST_OFFSET = 7, + HDMI_AHB_DMA_CONF0_SW_FIFO_RST_MASK = 0x80, + HDMI_AHB_DMA_CONF0_HBR = 0x10, + HDMI_AHB_DMA_CONF0_EN_HLOCK_OFFSET = 3, + HDMI_AHB_DMA_CONF0_EN_HLOCK_MASK = 0x08, + HDMI_AHB_DMA_CONF0_INCR_TYPE_OFFSET = 1, + HDMI_AHB_DMA_CONF0_INCR_TYPE_MASK = 0x06, + HDMI_AHB_DMA_CONF0_INCR4 = 0x0, + HDMI_AHB_DMA_CONF0_INCR8 = 0x2, + HDMI_AHB_DMA_CONF0_INCR16 = 0x4, + HDMI_AHB_DMA_CONF0_BURST_MODE = 0x1, + +/* HDMI_AHB_DMA_START field values */ + HDMI_AHB_DMA_START_START_OFFSET = 0, + HDMI_AHB_DMA_START_START_MASK = 0x01, + +/* HDMI_AHB_DMA_STOP field values */ + HDMI_AHB_DMA_STOP_STOP_OFFSET = 0, + HDMI_AHB_DMA_STOP_STOP_MASK = 0x01, + +/* AHB_DMA_STAT, AHB_DMA_INT, AHB_DMA_MASK, AHB_DMA_POL field values */ + HDMI_AHB_DMA_DONE = 0x80, + HDMI_AHB_DMA_RETRY_SPLIT = 0x40, + HDMI_AHB_DMA_LOSTOWNERSHIP = 0x20, + HDMI_AHB_DMA_ERROR = 0x10, + HDMI_AHB_DMA_FIFO_THREMPTY = 0x04, + HDMI_AHB_DMA_FIFO_FULL = 0x02, + HDMI_AHB_DMA_FIFO_EMPTY = 0x01, + +/* AHB_DMA_BUFFSTAT, AHB_DMA_BUFFINT,AHB_DMA_BUFFMASK,AHB_DMA_BUFFPOL values */ + HDMI_AHB_DMA_BUFFSTAT_FULL = 0x02, + HDMI_AHB_DMA_BUFFSTAT_EMPTY = 0x01, + +/* MC_CLKDIS field values */ + HDMI_MC_CLKDIS_HDCPCLK_DISABLE = 0x40, + HDMI_MC_CLKDIS_CECCLK_DISABLE = 0x20, + HDMI_MC_CLKDIS_CSCCLK_DISABLE = 0x10, + HDMI_MC_CLKDIS_AUDCLK_DISABLE = 0x8, + HDMI_MC_CLKDIS_PREPCLK_DISABLE = 0x4, + HDMI_MC_CLKDIS_TMDSCLK_DISABLE = 0x2, + HDMI_MC_CLKDIS_PIXELCLK_DISABLE = 0x1, + +/* MC_SWRSTZ field values */ + HDMI_MC_SWRSTZ_TMDSSWRST_REQ = 0x02, + +/* MC_FLOWCTRL field values */ + HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_MASK = 0x1, + HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH = 0x1, + HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS = 0x0, + +/* MC_PHYRSTZ field values */ + HDMI_MC_PHYRSTZ_PHYRSTZ = 0x01, + +/* MC_HEACPHY_RST field values */ + HDMI_MC_HEACPHY_RST_ASSERT = 0x1, + HDMI_MC_HEACPHY_RST_DEASSERT = 0x0, + +/* CSC_CFG field values */ + HDMI_CSC_CFG_INTMODE_MASK = 0x30, + HDMI_CSC_CFG_INTMODE_OFFSET = 4, + HDMI_CSC_CFG_INTMODE_DISABLE = 0x00, + HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA1 = 0x10, + HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA2 = 0x20, + HDMI_CSC_CFG_DECMODE_MASK = 0x3, + HDMI_CSC_CFG_DECMODE_OFFSET = 0, + HDMI_CSC_CFG_DECMODE_DISABLE = 0x0, + HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA1 = 0x1, + HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA2 = 0x2, + HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA3 = 0x3, + +/* CSC_SCALE field values */ + HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK = 0xF0, + HDMI_CSC_SCALE_CSC_COLORDE_PTH_24BPP = 0x00, + HDMI_CSC_SCALE_CSC_COLORDE_PTH_30BPP = 0x50, + HDMI_CSC_SCALE_CSC_COLORDE_PTH_36BPP = 0x60, + HDMI_CSC_SCALE_CSC_COLORDE_PTH_48BPP = 0x70, + HDMI_CSC_SCALE_CSCSCALE_MASK = 0x03, + +/* A_HDCPCFG0 field values */ + HDMI_A_HDCPCFG0_ELVENA_MASK = 0x80, + HDMI_A_HDCPCFG0_ELVENA_ENABLE = 0x80, + HDMI_A_HDCPCFG0_ELVENA_DISABLE = 0x00, + HDMI_A_HDCPCFG0_I2CFASTMODE_MASK = 0x40, + HDMI_A_HDCPCFG0_I2CFASTMODE_ENABLE = 0x40, + HDMI_A_HDCPCFG0_I2CFASTMODE_DISABLE = 0x00, + HDMI_A_HDCPCFG0_BYPENCRYPTION_MASK = 0x20, + HDMI_A_HDCPCFG0_BYPENCRYPTION_ENABLE = 0x20, + HDMI_A_HDCPCFG0_BYPENCRYPTION_DISABLE = 0x00, + HDMI_A_HDCPCFG0_SYNCRICHECK_MASK = 0x10, + HDMI_A_HDCPCFG0_SYNCRICHECK_ENABLE = 0x10, + HDMI_A_HDCPCFG0_SYNCRICHECK_DISABLE = 0x00, + HDMI_A_HDCPCFG0_AVMUTE_MASK = 0x8, + HDMI_A_HDCPCFG0_AVMUTE_ENABLE = 0x8, + HDMI_A_HDCPCFG0_AVMUTE_DISABLE = 0x0, + HDMI_A_HDCPCFG0_RXDETECT_MASK = 0x4, + HDMI_A_HDCPCFG0_RXDETECT_ENABLE = 0x4, + HDMI_A_HDCPCFG0_RXDETECT_DISABLE = 0x0, + HDMI_A_HDCPCFG0_EN11FEATURE_MASK = 0x2, + HDMI_A_HDCPCFG0_EN11FEATURE_ENABLE = 0x2, + HDMI_A_HDCPCFG0_EN11FEATURE_DISABLE = 0x0, + HDMI_A_HDCPCFG0_HDMIDVI_MASK = 0x1, + HDMI_A_HDCPCFG0_HDMIDVI_HDMI = 0x1, + HDMI_A_HDCPCFG0_HDMIDVI_DVI = 0x0, + +/* A_HDCPCFG1 field values */ + HDMI_A_HDCPCFG1_DISSHA1CHECK_MASK = 0x8, + HDMI_A_HDCPCFG1_DISSHA1CHECK_DISABLE = 0x8, + HDMI_A_HDCPCFG1_DISSHA1CHECK_ENABLE = 0x0, + HDMI_A_HDCPCFG1_PH2UPSHFTENC_MASK = 0x4, + HDMI_A_HDCPCFG1_PH2UPSHFTENC_ENABLE = 0x4, + HDMI_A_HDCPCFG1_PH2UPSHFTENC_DISABLE = 0x0, + HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK = 0x2, + HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE = 0x2, + HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_ENABLE = 0x0, + HDMI_A_HDCPCFG1_SWRESET_MASK = 0x1, + HDMI_A_HDCPCFG1_SWRESET_ASSERT = 0x0, + +/* A_VIDPOLCFG field values */ + HDMI_A_VIDPOLCFG_UNENCRYPTCONF_MASK = 0x60, + HDMI_A_VIDPOLCFG_UNENCRYPTCONF_OFFSET = 5, + HDMI_A_VIDPOLCFG_DATAENPOL_MASK = 0x10, + HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_HIGH = 0x10, + HDMI_A_VIDPOLCFG_DATAENPOL_ACTIVE_LOW = 0x0, + HDMI_A_VIDPOLCFG_VSYNCPOL_MASK = 0x8, + HDMI_A_VIDPOLCFG_VSYNCPOL_ACTIVE_HIGH = 0x8, + HDMI_A_VIDPOLCFG_VSYNCPOL_ACTIVE_LOW = 0x0, + HDMI_A_VIDPOLCFG_HSYNCPOL_MASK = 0x2, + HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_HIGH = 0x2, + HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_LOW = 0x0, + +/* I2CM_OPERATION field values */ + HDMI_I2CM_OPERATION_WRITE = 0x10, + HDMI_I2CM_OPERATION_READ_EXT = 0x2, + HDMI_I2CM_OPERATION_READ = 0x1, + +/* I2CM_INT field values */ + HDMI_I2CM_INT_DONE_POL = 0x8, + HDMI_I2CM_INT_DONE_MASK = 0x4, + +/* I2CM_CTLINT field values */ + HDMI_I2CM_CTLINT_NAC_POL = 0x80, + HDMI_I2CM_CTLINT_NAC_MASK = 0x40, + HDMI_I2CM_CTLINT_ARB_POL = 0x8, + HDMI_I2CM_CTLINT_ARB_MASK = 0x4, +}; + +/* + * HDMI 3D TX PHY registers + */ +#define HDMI_3D_TX_PHY_PWRCTRL 0x00 +#define HDMI_3D_TX_PHY_SERDIVCTRL 0x01 +#define HDMI_3D_TX_PHY_SERCKCTRL 0x02 +#define HDMI_3D_TX_PHY_SERCKKILLCTRL 0x03 +#define HDMI_3D_TX_PHY_TXRESCTRL 0x04 +#define HDMI_3D_TX_PHY_CKCALCTRL 0x05 +#define HDMI_3D_TX_PHY_CPCE_CTRL 0x06 +#define HDMI_3D_TX_PHY_TXCLKMEASCTRL 0x07 +#define HDMI_3D_TX_PHY_TXMEASCTRL 0x08 +#define HDMI_3D_TX_PHY_CKSYMTXCTRL 0x09 +#define HDMI_3D_TX_PHY_CMPSEQCTRL 0x0a +#define HDMI_3D_TX_PHY_CMPPWRCTRL 0x0b +#define HDMI_3D_TX_PHY_CMPMODECTRL 0x0c +#define HDMI_3D_TX_PHY_MEASCTRL 0x0d +#define HDMI_3D_TX_PHY_VLEVCTRL 0x0e +#define HDMI_3D_TX_PHY_D2ACTRL 0x0f +#define HDMI_3D_TX_PHY_CURRCTRL 0x10 +#define HDMI_3D_TX_PHY_DRVANACTRL 0x11 +#define HDMI_3D_TX_PHY_PLLMEASCTRL 0x12 +#define HDMI_3D_TX_PHY_PLLPHBYCTRL 0x13 +#define HDMI_3D_TX_PHY_GRP_CTRL 0x14 +#define HDMI_3D_TX_PHY_GMPCTRL 0x15 +#define HDMI_3D_TX_PHY_MPLLMEASCTRL 0x16 +#define HDMI_3D_TX_PHY_MSM_CTRL 0x17 +#define HDMI_3D_TX_PHY_SCRPB_STATUS 0x18 +#define HDMI_3D_TX_PHY_TXTERM 0x19 +#define HDMI_3D_TX_PHY_PTRPT_ENBL 0x1a +#define HDMI_3D_TX_PHY_PATTERNGEN 0x1b +#define HDMI_3D_TX_PHY_SDCAP_MODE 0x1c +#define HDMI_3D_TX_PHY_SCOPEMODE 0x1d +#define HDMI_3D_TX_PHY_DIGTXMODE 0x1e +#define HDMI_3D_TX_PHY_STR_STATUS 0x1f +#define HDMI_3D_TX_PHY_SCOPECNT0 0x20 +#define HDMI_3D_TX_PHY_SCOPECNT1 0x21 +#define HDMI_3D_TX_PHY_SCOPECNT2 0x22 +#define HDMI_3D_TX_PHY_SCOPECNTCLK 0x23 +#define HDMI_3D_TX_PHY_SCOPESAMPLE 0x24 +#define HDMI_3D_TX_PHY_SCOPECNTMSB01 0x25 +#define HDMI_3D_TX_PHY_SCOPECNTMSB2CK 0x26 + +/* HDMI_3D_TX_PHY_CKCALCTRL values */ +#define HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE BIT(15) + +/* HDMI_3D_TX_PHY_MSM_CTRL values */ +#define HDMI_3D_TX_PHY_MSM_CTRL_MPLL_PH_SEL_CK BIT(13) +#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_CLK_REF_MPLL (0 << 1) +#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_OFF (1 << 1) +#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_PCLK (2 << 1) +#define HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK (3 << 1) +#define HDMI_3D_TX_PHY_MSM_CTRL_SCOPE_CK_SEL BIT(0) + +/* HDMI_3D_TX_PHY_PTRPT_ENBL values */ +#define HDMI_3D_TX_PHY_PTRPT_ENBL_OVERRIDE BIT(15) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT2 BIT(8) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT1 BIT(7) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_PG_SKIP_BIT0 BIT(6) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_CK_REF_ENB BIT(5) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_RCAL_ENB BIT(4) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_TX_CLK_ALIGN_ENB BIT(3) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_TX_READY BIT(2) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_CKO_WORD_ENB BIT(1) +#define HDMI_3D_TX_PHY_PTRPT_ENBL_REFCLK_ENB BIT(0) + +#endif /* __DW_HDMI_H__ */ -- cgit v1.2.3-59-g8ed1b