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-rw-r--r--sound/soc/bcm/Kconfig9
-rw-r--r--sound/soc/bcm/Makefile5
-rw-r--r--sound/soc/bcm/cygnus-pcm.c861
-rw-r--r--sound/soc/bcm/cygnus-ssp.c1529
-rw-r--r--sound/soc/bcm/cygnus-ssp.h139
-rw-r--r--sound/soc/codecs/Kconfig6
-rw-r--r--sound/soc/codecs/Makefile2
-rw-r--r--sound/soc/codecs/cs53l30.c1143
-rw-r--r--sound/soc/codecs/cs53l30.h459
-rw-r--r--sound/soc/codecs/da7219-aad.c103
-rw-r--r--sound/soc/codecs/da7219.c34
-rw-r--r--sound/soc/davinci/davinci-mcasp.c9
12 files changed, 4229 insertions, 70 deletions
diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig
index 6a834e109f1d..d528aaceaad9 100644
--- a/sound/soc/bcm/Kconfig
+++ b/sound/soc/bcm/Kconfig
@@ -7,3 +7,12 @@ config SND_BCM2835_SOC_I2S
Say Y or M if you want to add support for codecs attached to
the BCM2835 I2S interface. You will also need
to select the audio interfaces to support below.
+
+config SND_SOC_CYGNUS
+ tristate "SoC platform audio for Broadcom Cygnus chips"
+ depends on ARCH_BCM_CYGNUS || COMPILE_TEST
+ help
+ Say Y if you want to add support for ASoC audio on Broadcom
+ Cygnus chips (bcm958300, bcm958305, bcm911360)
+
+ If you don't know what to do here, say N. \ No newline at end of file
diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile
index bc816b71e5a4..fc739d007884 100644
--- a/sound/soc/bcm/Makefile
+++ b/sound/soc/bcm/Makefile
@@ -3,3 +3,8 @@ snd-soc-bcm2835-i2s-objs := bcm2835-i2s.o
obj-$(CONFIG_SND_BCM2835_SOC_I2S) += snd-soc-bcm2835-i2s.o
+# CYGNUS Platform Support
+snd-soc-cygnus-objs := cygnus-pcm.o cygnus-ssp.o
+
+obj-$(CONFIG_SND_SOC_CYGNUS) += snd-soc-cygnus.o
+
diff --git a/sound/soc/bcm/cygnus-pcm.c b/sound/soc/bcm/cygnus-pcm.c
new file mode 100644
index 000000000000..d616e096462e
--- /dev/null
+++ b/sound/soc/bcm/cygnus-pcm.c
@@ -0,0 +1,861 @@
+/*
+ * Copyright (C) 2014-2015 Broadcom Corporation
+ *
+ * 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 version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/debugfs.h>
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/timer.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+
+#include "cygnus-ssp.h"
+
+/* Register offset needed for ASoC PCM module */
+
+#define INTH_R5F_STATUS_OFFSET 0x040
+#define INTH_R5F_CLEAR_OFFSET 0x048
+#define INTH_R5F_MASK_SET_OFFSET 0x050
+#define INTH_R5F_MASK_CLEAR_OFFSET 0x054
+
+#define BF_REARM_FREE_MARK_OFFSET 0x344
+#define BF_REARM_FULL_MARK_OFFSET 0x348
+
+/* Ring Buffer Ctrl Regs --- Start */
+/* AUD_FMM_BF_CTRL_SOURCECH_RINGBUF_X_RDADDR_REG_BASE */
+#define SRC_RBUF_0_RDADDR_OFFSET 0x500
+#define SRC_RBUF_1_RDADDR_OFFSET 0x518
+#define SRC_RBUF_2_RDADDR_OFFSET 0x530
+#define SRC_RBUF_3_RDADDR_OFFSET 0x548
+#define SRC_RBUF_4_RDADDR_OFFSET 0x560
+#define SRC_RBUF_5_RDADDR_OFFSET 0x578
+#define SRC_RBUF_6_RDADDR_OFFSET 0x590
+
+/* AUD_FMM_BF_CTRL_SOURCECH_RINGBUF_X_WRADDR_REG_BASE */
+#define SRC_RBUF_0_WRADDR_OFFSET 0x504
+#define SRC_RBUF_1_WRADDR_OFFSET 0x51c
+#define SRC_RBUF_2_WRADDR_OFFSET 0x534
+#define SRC_RBUF_3_WRADDR_OFFSET 0x54c
+#define SRC_RBUF_4_WRADDR_OFFSET 0x564
+#define SRC_RBUF_5_WRADDR_OFFSET 0x57c
+#define SRC_RBUF_6_WRADDR_OFFSET 0x594
+
+/* AUD_FMM_BF_CTRL_SOURCECH_RINGBUF_X_BASEADDR_REG_BASE */
+#define SRC_RBUF_0_BASEADDR_OFFSET 0x508
+#define SRC_RBUF_1_BASEADDR_OFFSET 0x520
+#define SRC_RBUF_2_BASEADDR_OFFSET 0x538
+#define SRC_RBUF_3_BASEADDR_OFFSET 0x550
+#define SRC_RBUF_4_BASEADDR_OFFSET 0x568
+#define SRC_RBUF_5_BASEADDR_OFFSET 0x580
+#define SRC_RBUF_6_BASEADDR_OFFSET 0x598
+
+/* AUD_FMM_BF_CTRL_SOURCECH_RINGBUF_X_ENDADDR_REG_BASE */
+#define SRC_RBUF_0_ENDADDR_OFFSET 0x50c
+#define SRC_RBUF_1_ENDADDR_OFFSET 0x524
+#define SRC_RBUF_2_ENDADDR_OFFSET 0x53c
+#define SRC_RBUF_3_ENDADDR_OFFSET 0x554
+#define SRC_RBUF_4_ENDADDR_OFFSET 0x56c
+#define SRC_RBUF_5_ENDADDR_OFFSET 0x584
+#define SRC_RBUF_6_ENDADDR_OFFSET 0x59c
+
+/* AUD_FMM_BF_CTRL_SOURCECH_RINGBUF_X_FREE_MARK_REG_BASE */
+#define SRC_RBUF_0_FREE_MARK_OFFSET 0x510
+#define SRC_RBUF_1_FREE_MARK_OFFSET 0x528
+#define SRC_RBUF_2_FREE_MARK_OFFSET 0x540
+#define SRC_RBUF_3_FREE_MARK_OFFSET 0x558
+#define SRC_RBUF_4_FREE_MARK_OFFSET 0x570
+#define SRC_RBUF_5_FREE_MARK_OFFSET 0x588
+#define SRC_RBUF_6_FREE_MARK_OFFSET 0x5a0
+
+/* AUD_FMM_BF_CTRL_DESTCH_RINGBUF_X_RDADDR_REG_BASE */
+#define DST_RBUF_0_RDADDR_OFFSET 0x5c0
+#define DST_RBUF_1_RDADDR_OFFSET 0x5d8
+#define DST_RBUF_2_RDADDR_OFFSET 0x5f0
+#define DST_RBUF_3_RDADDR_OFFSET 0x608
+#define DST_RBUF_4_RDADDR_OFFSET 0x620
+#define DST_RBUF_5_RDADDR_OFFSET 0x638
+
+/* AUD_FMM_BF_CTRL_DESTCH_RINGBUF_X_WRADDR_REG_BASE */
+#define DST_RBUF_0_WRADDR_OFFSET 0x5c4
+#define DST_RBUF_1_WRADDR_OFFSET 0x5dc
+#define DST_RBUF_2_WRADDR_OFFSET 0x5f4
+#define DST_RBUF_3_WRADDR_OFFSET 0x60c
+#define DST_RBUF_4_WRADDR_OFFSET 0x624
+#define DST_RBUF_5_WRADDR_OFFSET 0x63c
+
+/* AUD_FMM_BF_CTRL_DESTCH_RINGBUF_X_BASEADDR_REG_BASE */
+#define DST_RBUF_0_BASEADDR_OFFSET 0x5c8
+#define DST_RBUF_1_BASEADDR_OFFSET 0x5e0
+#define DST_RBUF_2_BASEADDR_OFFSET 0x5f8
+#define DST_RBUF_3_BASEADDR_OFFSET 0x610
+#define DST_RBUF_4_BASEADDR_OFFSET 0x628
+#define DST_RBUF_5_BASEADDR_OFFSET 0x640
+
+/* AUD_FMM_BF_CTRL_DESTCH_RINGBUF_X_ENDADDR_REG_BASE */
+#define DST_RBUF_0_ENDADDR_OFFSET 0x5cc
+#define DST_RBUF_1_ENDADDR_OFFSET 0x5e4
+#define DST_RBUF_2_ENDADDR_OFFSET 0x5fc
+#define DST_RBUF_3_ENDADDR_OFFSET 0x614
+#define DST_RBUF_4_ENDADDR_OFFSET 0x62c
+#define DST_RBUF_5_ENDADDR_OFFSET 0x644
+
+/* AUD_FMM_BF_CTRL_DESTCH_RINGBUF_X_FULL_MARK_REG_BASE */
+#define DST_RBUF_0_FULL_MARK_OFFSET 0x5d0
+#define DST_RBUF_1_FULL_MARK_OFFSET 0x5e8
+#define DST_RBUF_2_FULL_MARK_OFFSET 0x600
+#define DST_RBUF_3_FULL_MARK_OFFSET 0x618
+#define DST_RBUF_4_FULL_MARK_OFFSET 0x630
+#define DST_RBUF_5_FULL_MARK_OFFSET 0x648
+/* Ring Buffer Ctrl Regs --- End */
+
+/* Error Status Regs --- Start */
+/* AUD_FMM_BF_ESR_ESRX_STATUS_REG_BASE */
+#define ESR0_STATUS_OFFSET 0x900
+#define ESR1_STATUS_OFFSET 0x918
+#define ESR2_STATUS_OFFSET 0x930
+#define ESR3_STATUS_OFFSET 0x948
+#define ESR4_STATUS_OFFSET 0x960
+
+/* AUD_FMM_BF_ESR_ESRX_STATUS_CLEAR_REG_BASE */
+#define ESR0_STATUS_CLR_OFFSET 0x908
+#define ESR1_STATUS_CLR_OFFSET 0x920
+#define ESR2_STATUS_CLR_OFFSET 0x938
+#define ESR3_STATUS_CLR_OFFSET 0x950
+#define ESR4_STATUS_CLR_OFFSET 0x968
+
+/* AUD_FMM_BF_ESR_ESRX_MASK_REG_BASE */
+#define ESR0_MASK_STATUS_OFFSET 0x90c
+#define ESR1_MASK_STATUS_OFFSET 0x924
+#define ESR2_MASK_STATUS_OFFSET 0x93c
+#define ESR3_MASK_STATUS_OFFSET 0x954
+#define ESR4_MASK_STATUS_OFFSET 0x96c
+
+/* AUD_FMM_BF_ESR_ESRX_MASK_SET_REG_BASE */
+#define ESR0_MASK_SET_OFFSET 0x910
+#define ESR1_MASK_SET_OFFSET 0x928
+#define ESR2_MASK_SET_OFFSET 0x940
+#define ESR3_MASK_SET_OFFSET 0x958
+#define ESR4_MASK_SET_OFFSET 0x970
+
+/* AUD_FMM_BF_ESR_ESRX_MASK_CLEAR_REG_BASE */
+#define ESR0_MASK_CLR_OFFSET 0x914
+#define ESR1_MASK_CLR_OFFSET 0x92c
+#define ESR2_MASK_CLR_OFFSET 0x944
+#define ESR3_MASK_CLR_OFFSET 0x95c
+#define ESR4_MASK_CLR_OFFSET 0x974
+/* Error Status Regs --- End */
+
+#define R5F_ESR0_SHIFT 0 /* esr0 = fifo underflow */
+#define R5F_ESR1_SHIFT 1 /* esr1 = ringbuf underflow */
+#define R5F_ESR2_SHIFT 2 /* esr2 = ringbuf overflow */
+#define R5F_ESR3_SHIFT 3 /* esr3 = freemark */
+#define R5F_ESR4_SHIFT 4 /* esr4 = fullmark */
+
+
+/* Mask for R5F register. Set all relevant interrupt for playback handler */
+#define ANY_PLAYBACK_IRQ (BIT(R5F_ESR0_SHIFT) | \
+ BIT(R5F_ESR1_SHIFT) | \
+ BIT(R5F_ESR3_SHIFT))
+
+/* Mask for R5F register. Set all relevant interrupt for capture handler */
+#define ANY_CAPTURE_IRQ (BIT(R5F_ESR2_SHIFT) | BIT(R5F_ESR4_SHIFT))
+
+/*
+ * PERIOD_BYTES_MIN is the number of bytes to at which the interrupt will tick.
+ * This number should be a multiple of 256. Minimum value is 256
+ */
+#define PERIOD_BYTES_MIN 0x100
+
+static const struct snd_pcm_hardware cygnus_pcm_hw = {
+ .info = SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_INTERLEAVED,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S32_LE,
+
+ /* A period is basically an interrupt */
+ .period_bytes_min = PERIOD_BYTES_MIN,
+ .period_bytes_max = 0x10000,
+
+ /* period_min/max gives range of approx interrupts per buffer */
+ .periods_min = 2,
+ .periods_max = 8,
+
+ /*
+ * maximum buffer size in bytes = period_bytes_max * periods_max
+ * We allocate this amount of data for each enabled channel
+ */
+ .buffer_bytes_max = 4 * 0x8000,
+};
+
+static u64 cygnus_dma_dmamask = DMA_BIT_MASK(32);
+
+static struct cygnus_aio_port *cygnus_dai_get_dma_data(
+ struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
+
+ return snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
+}
+
+static void ringbuf_set_initial(void __iomem *audio_io,
+ struct ringbuf_regs *p_rbuf,
+ bool is_playback,
+ u32 start,
+ u32 periodsize,
+ u32 bufsize)
+{
+ u32 initial_rd;
+ u32 initial_wr;
+ u32 end;
+ u32 fmark_val; /* free or full mark */
+
+ p_rbuf->period_bytes = periodsize;
+ p_rbuf->buf_size = bufsize;
+
+ if (is_playback) {
+ /* Set the pointers to indicate full (flip uppermost bit) */
+ initial_rd = start;
+ initial_wr = initial_rd ^ BIT(31);
+ } else {
+ /* Set the pointers to indicate empty */
+ initial_wr = start;
+ initial_rd = initial_wr;
+ }
+
+ end = start + bufsize - 1;
+
+ /*
+ * The interrupt will fire when free/full mark is *exceeded*
+ * The fmark value must be multiple of PERIOD_BYTES_MIN so set fmark
+ * to be PERIOD_BYTES_MIN less than the period size.
+ */
+ fmark_val = periodsize - PERIOD_BYTES_MIN;
+
+ writel(start, audio_io + p_rbuf->baseaddr);
+ writel(end, audio_io + p_rbuf->endaddr);
+ writel(fmark_val, audio_io + p_rbuf->fmark);
+ writel(initial_rd, audio_io + p_rbuf->rdaddr);
+ writel(initial_wr, audio_io + p_rbuf->wraddr);
+}
+
+static int configure_ringbuf_regs(struct snd_pcm_substream *substream)
+{
+ struct cygnus_aio_port *aio;
+ struct ringbuf_regs *p_rbuf;
+ int status = 0;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ /* Map the ssp portnum to a set of ring buffers. */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ p_rbuf = &aio->play_rb_regs;
+
+ switch (aio->portnum) {
+ case 0:
+ *p_rbuf = RINGBUF_REG_PLAYBACK(0);
+ break;
+ case 1:
+ *p_rbuf = RINGBUF_REG_PLAYBACK(2);
+ break;
+ case 2:
+ *p_rbuf = RINGBUF_REG_PLAYBACK(4);
+ break;
+ case 3: /* SPDIF */
+ *p_rbuf = RINGBUF_REG_PLAYBACK(6);
+ break;
+ default:
+ status = -EINVAL;
+ }
+ } else {
+ p_rbuf = &aio->capture_rb_regs;
+
+ switch (aio->portnum) {
+ case 0:
+ *p_rbuf = RINGBUF_REG_CAPTURE(0);
+ break;
+ case 1:
+ *p_rbuf = RINGBUF_REG_CAPTURE(2);
+ break;
+ case 2:
+ *p_rbuf = RINGBUF_REG_CAPTURE(4);
+ break;
+ default:
+ status = -EINVAL;
+ }
+ }
+
+ return status;
+}
+
+static struct ringbuf_regs *get_ringbuf(struct snd_pcm_substream *substream)
+{
+ struct cygnus_aio_port *aio;
+ struct ringbuf_regs *p_rbuf = NULL;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ p_rbuf = &aio->play_rb_regs;
+ else
+ p_rbuf = &aio->capture_rb_regs;
+
+ return p_rbuf;
+}
+
+static void enable_intr(struct snd_pcm_substream *substream)
+{
+ struct cygnus_aio_port *aio;
+ u32 clear_mask;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ /* The port number maps to the bit position to be cleared */
+ clear_mask = BIT(aio->portnum);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ /* Clear interrupt status before enabling them */
+ writel(clear_mask, aio->cygaud->audio + ESR0_STATUS_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR1_STATUS_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR3_STATUS_CLR_OFFSET);
+ /* Unmask the interrupts of the given port*/
+ writel(clear_mask, aio->cygaud->audio + ESR0_MASK_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR1_MASK_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR3_MASK_CLR_OFFSET);
+
+ writel(ANY_PLAYBACK_IRQ,
+ aio->cygaud->audio + INTH_R5F_MASK_CLEAR_OFFSET);
+ } else {
+ writel(clear_mask, aio->cygaud->audio + ESR2_STATUS_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR4_STATUS_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR2_MASK_CLR_OFFSET);
+ writel(clear_mask, aio->cygaud->audio + ESR4_MASK_CLR_OFFSET);
+
+ writel(ANY_CAPTURE_IRQ,
+ aio->cygaud->audio + INTH_R5F_MASK_CLEAR_OFFSET);
+ }
+
+}
+
+static void disable_intr(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct cygnus_aio_port *aio;
+ u32 set_mask;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ dev_dbg(rtd->cpu_dai->dev, "%s on port %d\n", __func__, aio->portnum);
+
+ /* The port number maps to the bit position to be set */
+ set_mask = BIT(aio->portnum);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ /* Mask the interrupts of the given port*/
+ writel(set_mask, aio->cygaud->audio + ESR0_MASK_SET_OFFSET);
+ writel(set_mask, aio->cygaud->audio + ESR1_MASK_SET_OFFSET);
+ writel(set_mask, aio->cygaud->audio + ESR3_MASK_SET_OFFSET);
+ } else {
+ writel(set_mask, aio->cygaud->audio + ESR2_MASK_SET_OFFSET);
+ writel(set_mask, aio->cygaud->audio + ESR4_MASK_SET_OFFSET);
+ }
+
+}
+
+static int cygnus_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ int ret = 0;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ enable_intr(substream);
+ break;
+
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ disable_intr(substream);
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+static void cygnus_pcm_period_elapsed(struct snd_pcm_substream *substream)
+{
+ struct cygnus_aio_port *aio;
+ struct ringbuf_regs *p_rbuf = NULL;
+ u32 regval;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ p_rbuf = get_ringbuf(substream);
+
+ /*
+ * If free/full mark interrupt occurs, provide timestamp
+ * to ALSA and update appropriate idx by period_bytes
+ */
+ snd_pcm_period_elapsed(substream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ /* Set the ring buffer to full */
+ regval = readl(aio->cygaud->audio + p_rbuf->rdaddr);
+ regval = regval ^ BIT(31);
+ writel(regval, aio->cygaud->audio + p_rbuf->wraddr);
+ } else {
+ /* Set the ring buffer to empty */
+ regval = readl(aio->cygaud->audio + p_rbuf->wraddr);
+ writel(regval, aio->cygaud->audio + p_rbuf->rdaddr);
+ }
+}
+
+/*
+ * ESR0/1/3 status Description
+ * 0x1 I2S0_out port caused interrupt
+ * 0x2 I2S1_out port caused interrupt
+ * 0x4 I2S2_out port caused interrupt
+ * 0x8 SPDIF_out port caused interrupt
+ */
+static void handle_playback_irq(struct cygnus_audio *cygaud)
+{
+ void __iomem *audio_io;
+ u32 port;
+ u32 esr_status0, esr_status1, esr_status3;
+
+ audio_io = cygaud->audio;
+
+ /*
+ * ESR status gets updates with/without interrupts enabled.
+ * So, check the ESR mask, which provides interrupt enable/
+ * disable status and use it to determine which ESR status
+ * should be serviced.
+ */
+ esr_status0 = readl(audio_io + ESR0_STATUS_OFFSET);
+ esr_status0 &= ~readl(audio_io + ESR0_MASK_STATUS_OFFSET);
+ esr_status1 = readl(audio_io + ESR1_STATUS_OFFSET);
+ esr_status1 &= ~readl(audio_io + ESR1_MASK_STATUS_OFFSET);
+ esr_status3 = readl(audio_io + ESR3_STATUS_OFFSET);
+ esr_status3 &= ~readl(audio_io + ESR3_MASK_STATUS_OFFSET);
+
+ for (port = 0; port < CYGNUS_MAX_PLAYBACK_PORTS; port++) {
+ u32 esrmask = BIT(port);
+
+ /*
+ * Ringbuffer or FIFO underflow
+ * If we get this interrupt then, it is also true that we have
+ * not yet responded to the freemark interrupt.
+ * Log a debug message. The freemark handler below will
+ * handle getting everything going again.
+ */
+ if ((esrmask & esr_status1) || (esrmask & esr_status0)) {
+ dev_dbg(cygaud->dev,
+ "Underrun: esr0=0x%x, esr1=0x%x esr3=0x%x\n",
+ esr_status0, esr_status1, esr_status3);
+ }
+
+ /*
+ * Freemark is hit. This is the normal interrupt.
+ * In typical operation the read and write regs will be equal
+ */
+ if (esrmask & esr_status3) {
+ struct snd_pcm_substream *playstr;
+
+ playstr = cygaud->portinfo[port].play_stream;
+ cygnus_pcm_period_elapsed(playstr);
+ }
+ }
+
+ /* Clear ESR interrupt */
+ writel(esr_status0, audio_io + ESR0_STATUS_CLR_OFFSET);
+ writel(esr_status1, audio_io + ESR1_STATUS_CLR_OFFSET);
+ writel(esr_status3, audio_io + ESR3_STATUS_CLR_OFFSET);
+ /* Rearm freemark logic by writing 1 to the correct bit */
+ writel(esr_status3, audio_io + BF_REARM_FREE_MARK_OFFSET);
+}
+
+/*
+ * ESR2/4 status Description
+ * 0x1 I2S0_in port caused interrupt
+ * 0x2 I2S1_in port caused interrupt
+ * 0x4 I2S2_in port caused interrupt
+ */
+static void handle_capture_irq(struct cygnus_audio *cygaud)
+{
+ void __iomem *audio_io;
+ u32 port;
+ u32 esr_status2, esr_status4;
+
+ audio_io = cygaud->audio;
+
+ /*
+ * ESR status gets updates with/without interrupts enabled.
+ * So, check the ESR mask, which provides interrupt enable/
+ * disable status and use it to determine which ESR status
+ * should be serviced.
+ */
+ esr_status2 = readl(audio_io + ESR2_STATUS_OFFSET);
+ esr_status2 &= ~readl(audio_io + ESR2_MASK_STATUS_OFFSET);
+ esr_status4 = readl(audio_io + ESR4_STATUS_OFFSET);
+ esr_status4 &= ~readl(audio_io + ESR4_MASK_STATUS_OFFSET);
+
+ for (port = 0; port < CYGNUS_MAX_CAPTURE_PORTS; port++) {
+ u32 esrmask = BIT(port);
+
+ /*
+ * Ringbuffer or FIFO overflow
+ * If we get this interrupt then, it is also true that we have
+ * not yet responded to the fullmark interrupt.
+ * Log a debug message. The fullmark handler below will
+ * handle getting everything going again.
+ */
+ if (esrmask & esr_status2)
+ dev_dbg(cygaud->dev,
+ "Overflow: esr2=0x%x\n", esr_status2);
+
+ if (esrmask & esr_status4) {
+ struct snd_pcm_substream *capstr;
+
+ capstr = cygaud->portinfo[port].capture_stream;
+ cygnus_pcm_period_elapsed(capstr);
+ }
+ }
+
+ writel(esr_status2, audio_io + ESR2_STATUS_CLR_OFFSET);
+ writel(esr_status4, audio_io + ESR4_STATUS_CLR_OFFSET);
+ /* Rearm fullmark logic by writing 1 to the correct bit */
+ writel(esr_status4, audio_io + BF_REARM_FULL_MARK_OFFSET);
+}
+
+static irqreturn_t cygnus_dma_irq(int irq, void *data)
+{
+ u32 r5_status;
+ struct cygnus_audio *cygaud = data;
+
+ /*
+ * R5 status bits Description
+ * 0 ESR0 (playback FIFO interrupt)
+ * 1 ESR1 (playback rbuf interrupt)
+ * 2 ESR2 (capture rbuf interrupt)
+ * 3 ESR3 (Freemark play. interrupt)
+ * 4 ESR4 (Fullmark capt. interrupt)
+ */
+ r5_status = readl(cygaud->audio + INTH_R5F_STATUS_OFFSET);
+
+ if (!(r5_status & (ANY_PLAYBACK_IRQ | ANY_CAPTURE_IRQ)))
+ return IRQ_NONE;
+
+ /* If playback interrupt happened */
+ if (ANY_PLAYBACK_IRQ & r5_status) {
+ handle_playback_irq(cygaud);
+ writel(ANY_PLAYBACK_IRQ & r5_status,
+ cygaud->audio + INTH_R5F_CLEAR_OFFSET);
+ }
+
+ /* If capture interrupt happened */
+ if (ANY_CAPTURE_IRQ & r5_status) {
+ handle_capture_irq(cygaud);
+ writel(ANY_CAPTURE_IRQ & r5_status,
+ cygaud->audio + INTH_R5F_CLEAR_OFFSET);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int cygnus_pcm_open(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct cygnus_aio_port *aio;
+ int ret;
+
+ aio = cygnus_dai_get_dma_data(substream);
+ if (!aio)
+ return -ENODEV;
+
+ dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+
+ snd_soc_set_runtime_hwparams(substream, &cygnus_pcm_hw);
+
+ ret = snd_pcm_hw_constraint_step(runtime, 0,
+ SNDRV_PCM_HW_PARAM_PERIOD_BYTES, PERIOD_BYTES_MIN);
+ if (ret < 0)
+ return ret;
+
+ ret = snd_pcm_hw_constraint_step(runtime, 0,
+ SNDRV_PCM_HW_PARAM_BUFFER_BYTES, PERIOD_BYTES_MIN);
+ if (ret < 0)
+ return ret;
+ /*
+ * Keep track of which substream belongs to which port.
+ * This info is needed by snd_pcm_period_elapsed() in irq_handler
+ */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ aio->play_stream = substream;
+ else
+ aio->capture_stream = substream;
+
+ return 0;
+}
+
+static int cygnus_pcm_close(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct cygnus_aio_port *aio;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ aio->play_stream = NULL;
+ else
+ aio->capture_stream = NULL;
+
+ if (!aio->play_stream && !aio->capture_stream)
+ dev_dbg(rtd->cpu_dai->dev, "freed port %d\n", aio->portnum);
+
+ return 0;
+}
+
+static int cygnus_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct cygnus_aio_port *aio;
+ int ret = 0;
+
+ aio = cygnus_dai_get_dma_data(substream);
+ dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+
+ snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
+ runtime->dma_bytes = params_buffer_bytes(params);
+
+ return ret;
+}
+
+static int cygnus_pcm_hw_free(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct cygnus_aio_port *aio;
+
+ aio = cygnus_dai_get_dma_data(substream);
+ dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+
+ snd_pcm_set_runtime_buffer(substream, NULL);
+ return 0;
+}
+
+static int cygnus_pcm_prepare(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct cygnus_aio_port *aio;
+ unsigned long bufsize, periodsize;
+ int ret = 0;
+ bool is_play;
+ u32 start;
+ struct ringbuf_regs *p_rbuf = NULL;
+
+ aio = cygnus_dai_get_dma_data(substream);
+ dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+
+ bufsize = snd_pcm_lib_buffer_bytes(substream);
+ periodsize = snd_pcm_lib_period_bytes(substream);
+
+ dev_dbg(rtd->cpu_dai->dev, "%s (buf_size %lu) (period_size %lu)\n",
+ __func__, bufsize, periodsize);
+
+ configure_ringbuf_regs(substream);
+
+ p_rbuf = get_ringbuf(substream);
+
+ start = runtime->dma_addr;
+
+ is_play = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? 1 : 0;
+
+ ringbuf_set_initial(aio->cygaud->audio, p_rbuf, is_play, start,
+ periodsize, bufsize);
+
+ return ret;
+}
+
+static snd_pcm_uframes_t cygnus_pcm_pointer(struct snd_pcm_substream *substream)
+{
+ struct cygnus_aio_port *aio;
+ unsigned int res = 0, cur = 0, base = 0;
+ struct ringbuf_regs *p_rbuf = NULL;
+
+ aio = cygnus_dai_get_dma_data(substream);
+
+ /*
+ * Get the offset of the current read (for playack) or write
+ * index (for capture). Report this value back to the asoc framework.
+ */
+ p_rbuf = get_ringbuf(substream);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ cur = readl(aio->cygaud->audio + p_rbuf->rdaddr);
+ else
+ cur = readl(aio->cygaud->audio + p_rbuf->wraddr);
+
+ base = readl(aio->cygaud->audio + p_rbuf->baseaddr);
+
+ /*
+ * Mask off the MSB of the rdaddr,wraddr and baseaddr
+ * since MSB is not part of the address
+ */
+ res = (cur & 0x7fffffff) - (base & 0x7fffffff);
+
+ return bytes_to_frames(substream->runtime, res);
+}
+
+static int cygnus_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
+{
+ struct snd_pcm_substream *substream = pcm->streams[stream].substream;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_dma_buffer *buf = &substream->dma_buffer;
+ size_t size;
+
+ size = cygnus_pcm_hw.buffer_bytes_max;
+
+ buf->dev.type = SNDRV_DMA_TYPE_DEV;
+ buf->dev.dev = pcm->card->dev;
+ buf->private_data = NULL;
+ buf->area = dma_alloc_coherent(pcm->card->dev, size,
+ &buf->addr, GFP_KERNEL);
+
+ dev_dbg(rtd->cpu_dai->dev, "%s: size 0x%zx @ %pK\n",
+ __func__, size, buf->area);
+
+ if (!buf->area) {
+ dev_err(rtd->cpu_dai->dev, "%s: dma_alloc failed\n", __func__);
+ return -ENOMEM;
+ }
+ buf->bytes = size;
+
+ return 0;
+}
+
+
+static const struct snd_pcm_ops cygnus_pcm_ops = {
+ .open = cygnus_pcm_open,
+ .close = cygnus_pcm_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = cygnus_pcm_hw_params,
+ .hw_free = cygnus_pcm_hw_free,
+ .prepare = cygnus_pcm_prepare,
+ .trigger = cygnus_pcm_trigger,
+ .pointer = cygnus_pcm_pointer,
+};
+
+static void cygnus_dma_free_dma_buffers(struct snd_pcm *pcm)
+{
+ struct snd_pcm_substream *substream;
+ struct snd_dma_buffer *buf;
+
+ substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
+ if (substream) {
+ buf = &substream->dma_buffer;
+ if (buf->area) {
+ dma_free_coherent(pcm->card->dev, buf->bytes,
+ buf->area, buf->addr);
+ buf->area = NULL;
+ }
+ }
+
+ substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
+ if (substream) {
+ buf = &substream->dma_buffer;
+ if (buf->area) {
+ dma_free_coherent(pcm->card->dev, buf->bytes,
+ buf->area, buf->addr);
+ buf->area = NULL;
+ }
+ }
+}
+
+static int cygnus_dma_new(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_card *card = rtd->card->snd_card;
+ struct snd_pcm *pcm = rtd->pcm;
+ int ret;
+
+ if (!card->dev->dma_mask)
+ card->dev->dma_mask = &cygnus_dma_dmamask;
+ if (!card->dev->coherent_dma_mask)
+ card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
+
+ if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
+ ret = cygnus_pcm_preallocate_dma_buffer(pcm,
+ SNDRV_PCM_STREAM_PLAYBACK);
+ if (ret)
+ return ret;
+ }
+
+ if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
+ ret = cygnus_pcm_preallocate_dma_buffer(pcm,
+ SNDRV_PCM_STREAM_CAPTURE);
+ if (ret) {
+ cygnus_dma_free_dma_buffers(pcm);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static struct snd_soc_platform_driver cygnus_soc_platform = {
+ .ops = &cygnus_pcm_ops,
+ .pcm_new = cygnus_dma_new,
+ .pcm_free = cygnus_dma_free_dma_buffers,
+};
+
+int cygnus_soc_platform_register(struct device *dev,
+ struct cygnus_audio *cygaud)
+{
+ int rc = 0;
+
+ dev_dbg(dev, "%s Enter\n", __func__);
+
+ rc = devm_request_irq(dev, cygaud->irq_num, cygnus_dma_irq,
+ IRQF_SHARED, "cygnus-audio", cygaud);
+ if (rc) {
+ dev_err(dev, "%s request_irq error %d\n", __func__, rc);
+ return rc;
+ }
+
+ rc = snd_soc_register_platform(dev, &cygnus_soc_platform);
+ if (rc) {
+ dev_err(dev, "%s failed\n", __func__);
+ return rc;
+ }
+
+ return 0;
+}
+
+int cygnus_soc_platform_unregister(struct device *dev)
+{
+ snd_soc_unregister_platform(dev);
+
+ return 0;
+}
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Broadcom");
+MODULE_DESCRIPTION("Cygnus ASoC PCM module");
diff --git a/sound/soc/bcm/cygnus-ssp.c b/sound/soc/bcm/cygnus-ssp.c
new file mode 100644
index 000000000000..e710bb0c5637
--- /dev/null
+++ b/sound/soc/bcm/cygnus-ssp.c
@@ -0,0 +1,1529 @@
+/*
+ * Copyright (C) 2014-2015 Broadcom Corporation
+ *
+ * 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 version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+
+#include "cygnus-ssp.h"
+
+#define DEFAULT_VCO 1354750204
+
+#define CYGNUS_TDM_RATE \
+ (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \
+ SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | \
+ SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
+ SNDRV_PCM_RATE_48000)
+
+#define CAPTURE_FCI_ID_BASE 0x180
+#define CYGNUS_SSP_TRISTATE_MASK 0x001fff
+#define CYGNUS_PLLCLKSEL_MASK 0xf
+
+/* Used with stream_on field to indicate which streams are active */
+#define PLAYBACK_STREAM_MASK BIT(0)
+#define CAPTURE_STREAM_MASK BIT(1)
+
+#define I2S_STREAM_CFG_MASK 0xff003ff
+#define I2S_CAP_STREAM_CFG_MASK 0xf0
+#define SPDIF_STREAM_CFG_MASK 0x3ff
+#define CH_GRP_STEREO 0x1
+
+/* Begin register offset defines */
+#define AUD_MISC_SEROUT_OE_REG_BASE 0x01c
+#define AUD_MISC_SEROUT_SPDIF_OE 12
+#define AUD_MISC_SEROUT_MCLK_OE 3
+#define AUD_MISC_SEROUT_LRCK_OE 2
+#define AUD_MISC_SEROUT_SCLK_OE 1
+#define AUD_MISC_SEROUT_SDAT_OE 0
+
+/* AUD_FMM_BF_CTRL_xxx regs */
+#define BF_DST_CFG0_OFFSET 0x100
+#define BF_DST_CFG1_OFFSET 0x104
+#define BF_DST_CFG2_OFFSET 0x108
+
+#define BF_DST_CTRL0_OFFSET 0x130
+#define BF_DST_CTRL1_OFFSET 0x134
+#define BF_DST_CTRL2_OFFSET 0x138
+
+#define BF_SRC_CFG0_OFFSET 0x148
+#define BF_SRC_CFG1_OFFSET 0x14c
+#define BF_SRC_CFG2_OFFSET 0x150
+#define BF_SRC_CFG3_OFFSET 0x154
+
+#define BF_SRC_CTRL0_OFFSET 0x1c0
+#define BF_SRC_CTRL1_OFFSET 0x1c4
+#define BF_SRC_CTRL2_OFFSET 0x1c8
+#define BF_SRC_CTRL3_OFFSET 0x1cc
+
+#define BF_SRC_GRP0_OFFSET 0x1fc
+#define BF_SRC_GRP1_OFFSET 0x200
+#define BF_SRC_GRP2_OFFSET 0x204
+#define BF_SRC_GRP3_OFFSET 0x208
+
+#define BF_SRC_GRP_EN_OFFSET 0x320
+#define BF_SRC_GRP_FLOWON_OFFSET 0x324
+#define BF_SRC_GRP_SYNC_DIS_OFFSET 0x328
+
+/* AUD_FMM_IOP_OUT_I2S_xxx regs */
+#define OUT_I2S_0_STREAM_CFG_OFFSET 0xa00
+#define OUT_I2S_0_CFG_OFFSET 0xa04
+#define OUT_I2S_0_MCLK_CFG_OFFSET 0xa0c
+
+#define OUT_I2S_1_STREAM_CFG_OFFSET 0xa40
+#define OUT_I2S_1_CFG_OFFSET 0xa44
+#define OUT_I2S_1_MCLK_CFG_OFFSET 0xa4c
+
+#define OUT_I2S_2_STREAM_CFG_OFFSET 0xa80
+#define OUT_I2S_2_CFG_OFFSET 0xa84
+#define OUT_I2S_2_MCLK_CFG_OFFSET 0xa8c
+
+/* AUD_FMM_IOP_OUT_SPDIF_xxx regs */
+#define SPDIF_STREAM_CFG_OFFSET 0xac0
+#define SPDIF_CTRL_OFFSET 0xac4
+#define SPDIF_FORMAT_CFG_OFFSET 0xad8
+#define SPDIF_MCLK_CFG_OFFSET 0xadc
+
+/* AUD_FMM_IOP_PLL_0_xxx regs */
+#define IOP_PLL_0_MACRO_OFFSET 0xb00
+#define IOP_PLL_0_MDIV_Ch0_OFFSET 0xb14
+#define IOP_PLL_0_MDIV_Ch1_OFFSET 0xb18
+#define IOP_PLL_0_MDIV_Ch2_OFFSET 0xb1c
+
+#define IOP_PLL_0_ACTIVE_MDIV_Ch0_OFFSET 0xb30
+#define IOP_PLL_0_ACTIVE_MDIV_Ch1_OFFSET 0xb34
+#define IOP_PLL_0_ACTIVE_MDIV_Ch2_OFFSET 0xb38
+
+/* AUD_FMM_IOP_xxx regs */
+#define IOP_PLL_0_CONTROL_OFFSET 0xb04
+#define IOP_PLL_0_USER_NDIV_OFFSET 0xb08
+#define IOP_PLL_0_ACTIVE_NDIV_OFFSET 0xb20
+#define IOP_PLL_0_RESET_OFFSET 0xb5c
+
+/* AUD_FMM_IOP_IN_I2S_xxx regs */
+#define IN_I2S_0_STREAM_CFG_OFFSET 0x00
+#define IN_I2S_0_CFG_OFFSET 0x04
+#define IN_I2S_1_STREAM_CFG_OFFSET 0x40
+#define IN_I2S_1_CFG_OFFSET 0x44
+#define IN_I2S_2_STREAM_CFG_OFFSET 0x80
+#define IN_I2S_2_CFG_OFFSET 0x84
+
+/* AUD_FMM_IOP_MISC_xxx regs */
+#define IOP_SW_INIT_LOGIC 0x1c0
+
+/* End register offset defines */
+
+
+/* AUD_FMM_IOP_OUT_I2S_x_MCLK_CFG_0_REG */
+#define I2S_OUT_MCLKRATE_SHIFT 16
+
+/* AUD_FMM_IOP_OUT_I2S_x_MCLK_CFG_REG */
+#define I2S_OUT_PLLCLKSEL_SHIFT 0
+
+/* AUD_FMM_IOP_OUT_I2S_x_STREAM_CFG */
+#define I2S_OUT_STREAM_ENA 31
+#define I2S_OUT_STREAM_CFG_GROUP_ID 20
+#define I2S_OUT_STREAM_CFG_CHANNEL_GROUPING 24
+
+/* AUD_FMM_IOP_IN_I2S_x_CAP */
+#define I2S_IN_STREAM_CFG_CAP_ENA 31
+#define I2S_IN_STREAM_CFG_0_GROUP_ID 4
+
+/* AUD_FMM_IOP_OUT_I2S_x_I2S_CFG_REG */
+#define I2S_OUT_CFGX_CLK_ENA 0
+#define I2S_OUT_CFGX_DATA_ENABLE 1
+#define I2S_OUT_CFGX_DATA_ALIGNMENT 6
+#define I2S_OUT_CFGX_BITS_PER_SLOT 13
+#define I2S_OUT_CFGX_VALID_SLOT 14
+#define I2S_OUT_CFGX_FSYNC_WIDTH 18
+#define I2S_OUT_CFGX_SCLKS_PER_1FS_DIV32 26
+#define I2S_OUT_CFGX_SLAVE_MODE 30
+#define I2S_OUT_CFGX_TDM_MODE 31
+
+/* AUD_FMM_BF_CTRL_SOURCECH_CFGx_REG */
+#define BF_SRC_CFGX_SFIFO_ENA 0
+#define BF_SRC_CFGX_BUFFER_PAIR_ENABLE 1
+#define BF_SRC_CFGX_SAMPLE_CH_MODE 2
+#define BF_SRC_CFGX_SFIFO_SZ_DOUBLE 5
+#define BF_SRC_CFGX_NOT_PAUSE_WHEN_EMPTY 10
+#define BF_SRC_CFGX_BIT_RES 20
+#define BF_SRC_CFGX_PROCESS_SEQ_ID_VALID 31
+
+/* AUD_FMM_BF_CTRL_DESTCH_CFGx_REG */
+#define BF_DST_CFGX_CAP_ENA 0
+#define BF_DST_CFGX_BUFFER_PAIR_ENABLE 1
+#define BF_DST_CFGX_DFIFO_SZ_DOUBLE 2
+#define BF_DST_CFGX_NOT_PAUSE_WHEN_FULL 11
+#define BF_DST_CFGX_FCI_ID 12
+#define BF_DST_CFGX_CAP_MODE 24
+#define BF_DST_CFGX_PROC_SEQ_ID_VALID 31
+
+/* AUD_FMM_IOP_OUT_SPDIF_xxx */
+#define SPDIF_0_OUT_DITHER_ENA 3
+#define SPDIF_0_OUT_STREAM_ENA 31
+
+/* AUD_FMM_IOP_PLL_0_USER */
+#define IOP_PLL_0_USER_NDIV_FRAC 10
+
+/* AUD_FMM_IOP_PLL_0_ACTIVE */
+#define IOP_PLL_0_ACTIVE_NDIV_FRAC 10
+
+
+#define INIT_SSP_REGS(num) (struct cygnus_ssp_regs){ \
+ .i2s_stream_cfg = OUT_I2S_ ##num## _STREAM_CFG_OFFSET, \
+ .i2s_cap_stream_cfg = IN_I2S_ ##num## _STREAM_CFG_OFFSET, \
+ .i2s_cfg = OUT_I2S_ ##num## _CFG_OFFSET, \
+ .i2s_cap_cfg = IN_I2S_ ##num## _CFG_OFFSET, \
+ .i2s_mclk_cfg = OUT_I2S_ ##num## _MCLK_CFG_OFFSET, \
+ .bf_destch_ctrl = BF_DST_CTRL ##num## _OFFSET, \
+ .bf_destch_cfg = BF_DST_CFG ##num## _OFFSET, \
+ .bf_sourcech_ctrl = BF_SRC_CTRL ##num## _OFFSET, \
+ .bf_sourcech_cfg = BF_SRC_CFG ##num## _OFFSET, \
+ .bf_sourcech_grp = BF_SRC_GRP ##num## _OFFSET \
+}
+
+struct pll_macro_entry {
+ u32 mclk;
+ u32 pll_ch_num;
+};
+
+/*
+ * PLL has 3 output channels (1x, 2x, and 4x). Below are
+ * the common MCLK frequencies used by audio driver
+ */
+static const struct pll_macro_entry pll_predef_mclk[] = {
+ { 4096000, 0},
+ { 8192000, 1},
+ {16384000, 2},
+
+ { 5644800, 0},
+ {11289600, 1},
+ {22579200, 2},
+
+ { 6144000, 0},
+ {12288000, 1},
+ {24576000, 2},
+
+ {12288000, 0},
+ {24576000, 1},
+ {49152000, 2},
+
+ {22579200, 0},
+ {45158400, 1},
+ {90316800, 2},
+
+ {24576000, 0},
+ {49152000, 1},
+ {98304000, 2},
+};
+
+/* List of valid frame sizes for tdm mode */
+static const int ssp_valid_tdm_framesize[] = {32, 64, 128, 256, 512};
+
+/*
+ * Use this relationship to derive the sampling rate (lrclk)
+ * lrclk = (mclk) / ((2*mclk_to_sclk_ratio) * (32 * SCLK))).
+ *
+ * Use mclk and pll_ch from the table above
+ *
+ * Valid SCLK = 0/1/2/4/8/12
+ *
+ * mclk_to_sclk_ratio = number of MCLK per SCLK. Division is twice the
+ * value programmed in this field.
+ * Valid mclk_to_sclk_ratio = 1 through to 15
+ *
+ * eg: To set lrclk = 48khz, set mclk = 12288000, mclk_to_sclk_ratio = 2,
+ * SCLK = 64
+ */
+struct _ssp_clk_coeff {
+ u32 mclk;
+ u32 sclk_rate;
+ u32 rate;
+ u32 mclk_rate;
+};
+
+static const struct _ssp_clk_coeff ssp_clk_coeff[] = {
+ { 4096000, 32, 16000, 4},
+ { 4096000, 32, 32000, 2},
+ { 4096000, 64, 8000, 4},
+ { 4096000, 64, 16000, 2},
+ { 4096000, 64, 32000, 1},
+ { 4096000, 128, 8000, 2},
+ { 4096000, 128, 16000, 1},
+ { 4096000, 256, 8000, 1},
+
+ { 6144000, 32, 16000, 6},
+ { 6144000, 32, 32000, 3},
+ { 6144000, 32, 48000, 2},
+ { 6144000, 32, 96000, 1},
+ { 6144000, 64, 8000, 6},
+ { 6144000, 64, 16000, 3},
+ { 6144000, 64, 48000, 1},
+ { 6144000, 128, 8000, 3},
+
+ { 8192000, 32, 32000, 4},
+ { 8192000, 64, 16000, 4},
+ { 8192000, 64, 32000, 2},
+ { 8192000, 128, 8000, 4},
+ { 8192000, 128, 16000, 2},
+ { 8192000, 128, 32000, 1},
+ { 8192000, 256, 8000, 2},
+ { 8192000, 256, 16000, 1},
+ { 8192000, 512, 8000, 1},
+
+ {12288000, 32, 32000, 6},
+ {12288000, 32, 48000, 4},
+ {12288000, 32, 96000, 2},
+ {12288000, 32, 192000, 1},
+ {12288000, 64, 16000, 6},
+ {12288000, 64, 32000, 3},
+ {12288000, 64, 48000, 2},
+ {12288000, 64, 96000, 1},
+ {12288000, 128, 8000, 6},
+ {12288000, 128, 16000, 3},
+ {12288000, 128, 48000, 1},
+ {12288000, 256, 8000, 3},
+
+ {16384000, 64, 32000, 4},
+ {16384000, 128, 16000, 4},
+ {16384000, 128, 32000, 2},
+ {16384000, 256, 8000, 4},
+ {16384000, 256, 16000, 2},
+ {16384000, 256, 32000, 1},
+ {16384000, 512, 8000, 2},
+ {16384000, 512, 16000, 1},
+
+ {24576000, 32, 96000, 4},
+ {24576000, 32, 192000, 2},
+ {24576000, 64, 32000, 6},
+ {24576000, 64, 48000, 4},
+ {24576000, 64, 96000, 2},
+ {24576000, 64, 192000, 1},
+ {24576000, 128, 16000, 6},
+ {24576000, 128, 32000, 3},
+ {24576000, 128, 48000, 2},
+ {24576000, 256, 8000, 6},
+ {24576000, 256, 16000, 3},
+ {24576000, 256, 48000, 1},
+ {24576000, 512, 8000, 3},
+
+ {49152000, 32, 192000, 4},
+ {49152000, 64, 96000, 4},
+ {49152000, 64, 192000, 2},
+ {49152000, 128, 32000, 6},
+ {49152000, 128, 48000, 4},
+ {49152000, 128, 96000, 2},
+ {49152000, 128, 192000, 1},
+ {49152000, 256, 16000, 6},
+ {49152000, 256, 32000, 3},
+ {49152000, 256, 48000, 2},
+ {49152000, 256, 96000, 1},
+ {49152000, 512, 8000, 6},
+ {49152000, 512, 16000, 3},
+ {49152000, 512, 48000, 1},
+
+ { 5644800, 32, 22050, 4},
+ { 5644800, 32, 44100, 2},
+ { 5644800, 32, 88200, 1},
+ { 5644800, 64, 11025, 4},
+ { 5644800, 64, 22050, 2},
+ { 5644800, 64, 44100, 1},
+
+ {11289600, 32, 44100, 4},
+ {11289600, 32, 88200, 2},
+ {11289600, 32, 176400, 1},
+ {11289600, 64, 22050, 4},
+ {11289600, 64, 44100, 2},
+ {11289600, 64, 88200, 1},
+ {11289600, 128, 11025, 4},
+ {11289600, 128, 22050, 2},
+ {11289600, 128, 44100, 1},
+
+ {22579200, 32, 88200, 4},
+ {22579200, 32, 176400, 2},
+ {22579200, 64, 44100, 4},
+ {22579200, 64, 88200, 2},
+ {22579200, 64, 176400, 1},
+ {22579200, 128, 22050, 4},
+ {22579200, 128, 44100, 2},
+ {22579200, 128, 88200, 1},
+ {22579200, 256, 11025, 4},
+ {22579200, 256, 22050, 2},
+ {22579200, 256, 44100, 1},
+
+ {45158400, 32, 176400, 4},
+ {45158400, 64, 88200, 4},
+ {45158400, 64, 176400, 2},
+ {45158400, 128, 44100, 4},
+ {45158400, 128, 88200, 2},
+ {45158400, 128, 176400, 1},
+ {45158400, 256, 22050, 4},
+ {45158400, 256, 44100, 2},
+ {45158400, 256, 88200, 1},
+ {45158400, 512, 11025, 4},
+ {45158400, 512, 22050, 2},
+ {45158400, 512, 44100, 1},
+};
+
+static struct cygnus_aio_port *cygnus_dai_get_portinfo(struct snd_soc_dai *dai)
+{
+ struct cygnus_audio *cygaud = snd_soc_dai_get_drvdata(dai);
+
+ return &cygaud->portinfo[dai->id];
+}
+
+static int audio_ssp_init_portregs(struct cygnus_aio_port *aio)
+{
+ u32 value, fci_id;
+ int status = 0;
+
+ switch (aio->port_type) {
+ case PORT_TDM:
+ value = readl(aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+ value &= ~I2S_STREAM_CFG_MASK;
+
+ /* Set Group ID */
+ writel(aio->portnum,
+ aio->cygaud->audio + aio->regs.bf_sourcech_grp);
+
+ /* Configure the AUD_FMM_IOP_OUT_I2S_x_STREAM_CFG reg */
+ value |= aio->portnum << I2S_OUT_STREAM_CFG_GROUP_ID;
+ value |= aio->portnum; /* FCI ID is the port num */
+ value |= CH_GRP_STEREO << I2S_OUT_STREAM_CFG_CHANNEL_GROUPING;
+ writel(value, aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+
+ /* Configure the AUD_FMM_BF_CTRL_SOURCECH_CFGX reg */
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~BIT(BF_SRC_CFGX_NOT_PAUSE_WHEN_EMPTY);
+ value |= BIT(BF_SRC_CFGX_SFIFO_SZ_DOUBLE);
+ value |= BIT(BF_SRC_CFGX_PROCESS_SEQ_ID_VALID);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ /* Configure the AUD_FMM_IOP_IN_I2S_x_CAP_STREAM_CFG_0 reg */
+ value = readl(aio->cygaud->i2s_in +
+ aio->regs.i2s_cap_stream_cfg);
+ value &= ~I2S_CAP_STREAM_CFG_MASK;
+ value |= aio->portnum << I2S_IN_STREAM_CFG_0_GROUP_ID;
+ writel(value, aio->cygaud->i2s_in +
+ aio->regs.i2s_cap_stream_cfg);
+
+ /* Configure the AUD_FMM_BF_CTRL_DESTCH_CFGX_REG_BASE reg */
+ fci_id = CAPTURE_FCI_ID_BASE + aio->portnum;
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_destch_cfg);
+ value |= BIT(BF_DST_CFGX_DFIFO_SZ_DOUBLE);
+ value &= ~BIT(BF_DST_CFGX_NOT_PAUSE_WHEN_FULL);
+ value |= (fci_id << BF_DST_CFGX_FCI_ID);
+ value |= BIT(BF_DST_CFGX_PROC_SEQ_ID_VALID);
+ writel(value, aio->cygaud->audio + aio->regs.bf_destch_cfg);
+
+ /* Enable the transmit pin for this port */
+ value = readl(aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+ value &= ~BIT((aio->portnum * 4) + AUD_MISC_SEROUT_SDAT_OE);
+ writel(value, aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+ break;
+ case PORT_SPDIF:
+ writel(aio->portnum, aio->cygaud->audio + BF_SRC_GRP3_OFFSET);
+
+ value = readl(aio->cygaud->audio + SPDIF_CTRL_OFFSET);
+ value |= BIT(SPDIF_0_OUT_DITHER_ENA);
+ writel(value, aio->cygaud->audio + SPDIF_CTRL_OFFSET);
+
+ /* Enable and set the FCI ID for the SPDIF channel */
+ value = readl(aio->cygaud->audio + SPDIF_STREAM_CFG_OFFSET);
+ value &= ~SPDIF_STREAM_CFG_MASK;
+ value |= aio->portnum; /* FCI ID is the port num */
+ value |= BIT(SPDIF_0_OUT_STREAM_ENA);
+ writel(value, aio->cygaud->audio + SPDIF_STREAM_CFG_OFFSET);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~BIT(BF_SRC_CFGX_NOT_PAUSE_WHEN_EMPTY);
+ value |= BIT(BF_SRC_CFGX_SFIFO_SZ_DOUBLE);
+ value |= BIT(BF_SRC_CFGX_PROCESS_SEQ_ID_VALID);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ /* Enable the spdif output pin */
+ value = readl(aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+ value &= ~BIT(AUD_MISC_SEROUT_SPDIF_OE);
+ writel(value, aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+ break;
+ default:
+ dev_err(aio->cygaud->dev, "Port not supported\n");
+ status = -EINVAL;
+ }
+
+ return status;
+}
+
+static void audio_ssp_in_enable(struct cygnus_aio_port *aio)
+{
+ u32 value;
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_destch_cfg);
+ value |= BIT(BF_DST_CFGX_CAP_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_destch_cfg);
+
+ writel(0x1, aio->cygaud->audio + aio->regs.bf_destch_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value |= BIT(I2S_OUT_CFGX_CLK_ENA);
+ value |= BIT(I2S_OUT_CFGX_DATA_ENABLE);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+
+ value = readl(aio->cygaud->i2s_in + aio->regs.i2s_cap_stream_cfg);
+ value |= BIT(I2S_IN_STREAM_CFG_CAP_ENA);
+ writel(value, aio->cygaud->i2s_in + aio->regs.i2s_cap_stream_cfg);
+
+ aio->streams_on |= CAPTURE_STREAM_MASK;
+}
+
+static void audio_ssp_in_disable(struct cygnus_aio_port *aio)
+{
+ u32 value;
+
+ value = readl(aio->cygaud->i2s_in + aio->regs.i2s_cap_stream_cfg);
+ value &= ~BIT(I2S_IN_STREAM_CFG_CAP_ENA);
+ writel(value, aio->cygaud->i2s_in + aio->regs.i2s_cap_stream_cfg);
+
+ aio->streams_on &= ~CAPTURE_STREAM_MASK;
+
+ /* If both playback and capture are off */
+ if (!aio->streams_on) {
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value &= ~BIT(I2S_OUT_CFGX_CLK_ENA);
+ value &= ~BIT(I2S_OUT_CFGX_DATA_ENABLE);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+ }
+
+ writel(0x0, aio->cygaud->audio + aio->regs.bf_destch_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_destch_cfg);
+ value &= ~BIT(BF_DST_CFGX_CAP_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_destch_cfg);
+}
+
+static int audio_ssp_out_enable(struct cygnus_aio_port *aio)
+{
+ u32 value;
+ int status = 0;
+
+ switch (aio->port_type) {
+ case PORT_TDM:
+ value = readl(aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+ value |= BIT(I2S_OUT_STREAM_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+
+ writel(1, aio->cygaud->audio + aio->regs.bf_sourcech_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value |= BIT(I2S_OUT_CFGX_CLK_ENA);
+ value |= BIT(I2S_OUT_CFGX_DATA_ENABLE);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value |= BIT(BF_SRC_CFGX_SFIFO_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ aio->streams_on |= PLAYBACK_STREAM_MASK;
+ break;
+ case PORT_SPDIF:
+ value = readl(aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
+ value |= 0x3;
+ writel(value, aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
+
+ writel(1, aio->cygaud->audio + aio->regs.bf_sourcech_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value |= BIT(BF_SRC_CFGX_SFIFO_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ break;
+ default:
+ dev_err(aio->cygaud->dev,
+ "Port not supported %d\n", aio->portnum);
+ status = -EINVAL;
+ }
+
+ return status;
+}
+
+static int audio_ssp_out_disable(struct cygnus_aio_port *aio)
+{
+ u32 value;
+ int status = 0;
+
+ switch (aio->port_type) {
+ case PORT_TDM:
+ aio->streams_on &= ~PLAYBACK_STREAM_MASK;
+
+ /* If both playback and capture are off */
+ if (!aio->streams_on) {
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value &= ~BIT(I2S_OUT_CFGX_CLK_ENA);
+ value &= ~BIT(I2S_OUT_CFGX_DATA_ENABLE);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+ }
+
+ /* set group_sync_dis = 1 */
+ value = readl(aio->cygaud->audio + BF_SRC_GRP_SYNC_DIS_OFFSET);
+ value |= BIT(aio->portnum);
+ writel(value, aio->cygaud->audio + BF_SRC_GRP_SYNC_DIS_OFFSET);
+
+ writel(0, aio->cygaud->audio + aio->regs.bf_sourcech_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~BIT(BF_SRC_CFGX_SFIFO_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ /* set group_sync_dis = 0 */
+ value = readl(aio->cygaud->audio + BF_SRC_GRP_SYNC_DIS_OFFSET);
+ value &= ~BIT(aio->portnum);
+ writel(value, aio->cygaud->audio + BF_SRC_GRP_SYNC_DIS_OFFSET);
+
+ value = readl(aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+ value &= ~BIT(I2S_OUT_STREAM_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_stream_cfg);
+
+ /* IOP SW INIT on OUT_I2S_x */
+ value = readl(aio->cygaud->i2s_in + IOP_SW_INIT_LOGIC);
+ value |= BIT(aio->portnum);
+ writel(value, aio->cygaud->i2s_in + IOP_SW_INIT_LOGIC);
+ value &= ~BIT(aio->portnum);
+ writel(value, aio->cygaud->i2s_in + IOP_SW_INIT_LOGIC);
+ break;
+ case PORT_SPDIF:
+ value = readl(aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
+ value &= ~0x3;
+ writel(value, aio->cygaud->audio + SPDIF_FORMAT_CFG_OFFSET);
+ writel(0, aio->cygaud->audio + aio->regs.bf_sourcech_ctrl);
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~BIT(BF_SRC_CFGX_SFIFO_ENA);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ break;
+ default:
+ dev_err(aio->cygaud->dev,
+ "Port not supported %d\n", aio->portnum);
+ status = -EINVAL;
+ }
+
+ return status;
+}
+
+static int pll_configure_mclk(struct cygnus_audio *cygaud, u32 mclk,
+ struct cygnus_aio_port *aio)
+{
+ int i = 0, error;
+ bool found = false;
+ const struct pll_macro_entry *p_entry;
+ struct clk *ch_clk;
+
+ for (i = 0; i < ARRAY_SIZE(pll_predef_mclk); i++) {
+ p_entry = &pll_predef_mclk[i];
+ if (p_entry->mclk == mclk) {
+ found = true;
+ break;
+ }
+ }
+ if (!found) {
+ dev_err(cygaud->dev,
+ "%s No valid mclk freq (%u) found!\n", __func__, mclk);
+ return -EINVAL;
+ }
+
+ ch_clk = cygaud->audio_clk[p_entry->pll_ch_num];
+
+ if ((aio->clk_trace.cap_en) && (!aio->clk_trace.cap_clk_en)) {
+ error = clk_prepare_enable(ch_clk);
+ if (error) {
+ dev_err(cygaud->dev, "%s clk_prepare_enable failed %d\n",
+ __func__, error);
+ return error;
+ }
+ aio->clk_trace.cap_clk_en = true;
+ }
+
+ if ((aio->clk_trace.play_en) && (!aio->clk_trace.play_clk_en)) {
+ error = clk_prepare_enable(ch_clk);
+ if (error) {
+ dev_err(cygaud->dev, "%s clk_prepare_enable failed %d\n",
+ __func__, error);
+ return error;
+ }
+ aio->clk_trace.play_clk_en = true;
+ }
+
+ error = clk_set_rate(ch_clk, mclk);
+ if (error) {
+ dev_err(cygaud->dev, "%s Set MCLK rate failed: %d\n",
+ __func__, error);
+ return error;
+ }
+
+ return p_entry->pll_ch_num;
+}
+
+static int cygnus_ssp_set_clocks(struct cygnus_aio_port *aio,
+ struct cygnus_audio *cygaud)
+{
+ u32 value, i = 0;
+ u32 mask = 0xf;
+ u32 sclk;
+ bool found = false;
+ const struct _ssp_clk_coeff *p_entry = NULL;
+
+ for (i = 0; i < ARRAY_SIZE(ssp_clk_coeff); i++) {
+ p_entry = &ssp_clk_coeff[i];
+ if ((p_entry->rate == aio->lrclk) &&
+ (p_entry->sclk_rate == aio->bit_per_frame) &&
+ (p_entry->mclk == aio->mclk)) {
+ found = true;
+ break;
+ }
+ }
+ if (!found) {
+ dev_err(aio->cygaud->dev,
+ "No valid match found in ssp_clk_coeff array\n");
+ dev_err(aio->cygaud->dev, "lrclk = %u, bits/frame = %u, mclk = %u\n",
+ aio->lrclk, aio->bit_per_frame, aio->mclk);
+ return -EINVAL;
+ }
+
+ sclk = aio->bit_per_frame;
+ if (sclk == 512)
+ sclk = 0;
+ /* sclks_per_1fs_div = sclk cycles/32 */
+ sclk /= 32;
+ /* Set sclk rate */
+ switch (aio->port_type) {
+ case PORT_TDM:
+ /* Set number of bitclks per frame */
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value &= ~(mask << I2S_OUT_CFGX_SCLKS_PER_1FS_DIV32);
+ value |= sclk << I2S_OUT_CFGX_SCLKS_PER_1FS_DIV32;
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+ dev_dbg(aio->cygaud->dev,
+ "SCLKS_PER_1FS_DIV32 = 0x%x\n", value);
+ break;
+ case PORT_SPDIF:
+ break;
+ default:
+ dev_err(aio->cygaud->dev, "Unknown port type\n");
+ return -EINVAL;
+ }
+
+ /* Set MCLK_RATE ssp port (spdif and ssp are the same) */
+ value = readl(aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+ value &= ~(0xf << I2S_OUT_MCLKRATE_SHIFT);
+ value |= (p_entry->mclk_rate << I2S_OUT_MCLKRATE_SHIFT);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+
+ dev_dbg(aio->cygaud->dev, "mclk cfg reg = 0x%x\n", value);
+ dev_dbg(aio->cygaud->dev, "bits per frame = %u, mclk = %u Hz, lrclk = %u Hz\n",
+ aio->bit_per_frame, aio->mclk, aio->lrclk);
+ return 0;
+}
+
+static int cygnus_ssp_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(dai);
+ struct cygnus_audio *cygaud = snd_soc_dai_get_drvdata(dai);
+ int rate, bitres;
+ u32 value;
+ u32 mask = 0x1f;
+ int ret = 0;
+
+ dev_dbg(aio->cygaud->dev, "%s port = %d\n", __func__, aio->portnum);
+ dev_dbg(aio->cygaud->dev, "params_channels %d\n",
+ params_channels(params));
+ dev_dbg(aio->cygaud->dev, "rate %d\n", params_rate(params));
+ dev_dbg(aio->cygaud->dev, "format %d\n", params_format(params));
+
+ rate = params_rate(params);
+
+ switch (aio->mode) {
+ case CYGNUS_SSPMODE_TDM:
+ if ((rate == 192000) && (params_channels(params) > 4)) {
+ dev_err(aio->cygaud->dev, "Cannot run %d channels at %dHz\n",
+ params_channels(params), rate);
+ return -EINVAL;
+ }
+ break;
+ case CYGNUS_SSPMODE_I2S:
+ aio->bit_per_frame = 64; /* I2S must be 64 bit per frame */
+ break;
+ default:
+ dev_err(aio->cygaud->dev,
+ "%s port running in unknown mode\n", __func__);
+ return -EINVAL;
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~BIT(BF_SRC_CFGX_BUFFER_PAIR_ENABLE);
+ /* Configure channels as mono or stereo/TDM */
+ if (params_channels(params) == 1)
+ value |= BIT(BF_SRC_CFGX_SAMPLE_CH_MODE);
+ else
+ value &= ~BIT(BF_SRC_CFGX_SAMPLE_CH_MODE);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S8:
+ if (aio->port_type == PORT_SPDIF) {
+ dev_err(aio->cygaud->dev,
+ "SPDIF does not support 8bit format\n");
+ return -EINVAL;
+ }
+ bitres = 8;
+ break;
+
+ case SNDRV_PCM_FORMAT_S16_LE:
+ bitres = 16;
+ break;
+
+ case SNDRV_PCM_FORMAT_S32_LE:
+ /* 32 bit mode is coded as 0 */
+ bitres = 0;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ value = readl(aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+ value &= ~(mask << BF_SRC_CFGX_BIT_RES);
+ value |= (bitres << BF_SRC_CFGX_BIT_RES);
+ writel(value, aio->cygaud->audio + aio->regs.bf_sourcech_cfg);
+
+ } else {
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ value = readl(aio->cygaud->audio +
+ aio->regs.bf_destch_cfg);
+ value |= BIT(BF_DST_CFGX_CAP_MODE);
+ writel(value, aio->cygaud->audio +
+ aio->regs.bf_destch_cfg);
+ break;
+
+ case SNDRV_PCM_FORMAT_S32_LE:
+ value = readl(aio->cygaud->audio +
+ aio->regs.bf_destch_cfg);
+ value &= ~BIT(BF_DST_CFGX_CAP_MODE);
+ writel(value, aio->cygaud->audio +
+ aio->regs.bf_destch_cfg);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ aio->lrclk = rate;
+
+ if (!aio->is_slave)
+ ret = cygnus_ssp_set_clocks(aio, cygaud);
+
+ return ret;
+}
+
+/*
+ * This function sets the mclk frequency for pll clock
+ */
+static int cygnus_ssp_set_sysclk(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ int sel;
+ u32 value;
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(dai);
+ struct cygnus_audio *cygaud = snd_soc_dai_get_drvdata(dai);
+
+ dev_dbg(aio->cygaud->dev,
+ "%s Enter port = %d\n", __func__, aio->portnum);
+ sel = pll_configure_mclk(cygaud, freq, aio);
+ if (sel < 0) {
+ dev_err(aio->cygaud->dev,
+ "%s Setting mclk failed.\n", __func__);
+ return -EINVAL;
+ }
+
+ aio->mclk = freq;
+
+ dev_dbg(aio->cygaud->dev, "%s Setting MCLKSEL to %d\n", __func__, sel);
+ value = readl(aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+ value &= ~(0xf << I2S_OUT_PLLCLKSEL_SHIFT);
+ value |= (sel << I2S_OUT_PLLCLKSEL_SHIFT);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+
+ return 0;
+}
+
+static int cygnus_ssp_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(dai);
+
+ snd_soc_dai_set_dma_data(dai, substream, aio);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ aio->clk_trace.play_en = true;
+ else
+ aio->clk_trace.cap_en = true;
+
+ return 0;
+}
+
+static void cygnus_ssp_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(dai);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ aio->clk_trace.play_en = false;
+ else
+ aio->clk_trace.cap_en = false;
+
+ if (!aio->is_slave) {
+ u32 val;
+
+ val = readl(aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+ val &= CYGNUS_PLLCLKSEL_MASK;
+ if (val >= ARRAY_SIZE(aio->cygaud->audio_clk)) {
+ dev_err(aio->cygaud->dev, "Clk index %u is out of bounds\n",
+ val);
+ return;
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (aio->clk_trace.play_clk_en) {
+ clk_disable_unprepare(aio->cygaud->
+ audio_clk[val]);
+ aio->clk_trace.play_clk_en = false;
+ }
+ } else {
+ if (aio->clk_trace.cap_clk_en) {
+ clk_disable_unprepare(aio->cygaud->
+ audio_clk[val]);
+ aio->clk_trace.cap_clk_en = false;
+ }
+ }
+ }
+}
+
+/*
+ * Bit Update Notes
+ * 31 Yes TDM Mode (1 = TDM, 0 = i2s)
+ * 30 Yes Slave Mode (1 = Slave, 0 = Master)
+ * 29:26 No Sclks per frame
+ * 25:18 Yes FS Width
+ * 17:14 No Valid Slots
+ * 13 No Bits (1 = 16 bits, 0 = 32 bits)
+ * 12:08 No Bits per samp
+ * 07 Yes Justifcation (1 = LSB, 0 = MSB)
+ * 06 Yes Alignment (1 = Delay 1 clk, 0 = no delay
+ * 05 Yes SCLK polarity (1 = Rising, 0 = Falling)
+ * 04 Yes LRCLK Polarity (1 = High for left, 0 = Low for left)
+ * 03:02 Yes Reserved - write as zero
+ * 01 No Data Enable
+ * 00 No CLK Enable
+ */
+#define I2S_OUT_CFG_REG_UPDATE_MASK 0x3C03FF03
+
+/* Input cfg is same as output, but the FS width is not a valid field */
+#define I2S_IN_CFG_REG_UPDATE_MASK (I2S_OUT_CFG_REG_UPDATE_MASK | 0x03FC0000)
+
+int cygnus_ssp_set_custom_fsync_width(struct snd_soc_dai *cpu_dai, int len)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(cpu_dai);
+
+ if ((len > 0) && (len < 256)) {
+ aio->fsync_width = len;
+ return 0;
+ } else {
+ return -EINVAL;
+ }
+}
+
+static int cygnus_ssp_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(cpu_dai);
+ u32 ssp_curcfg;
+ u32 ssp_newcfg;
+ u32 ssp_outcfg;
+ u32 ssp_incfg;
+ u32 val;
+ u32 mask;
+
+ dev_dbg(aio->cygaud->dev, "%s Enter fmt: %x\n", __func__, fmt);
+
+ if (aio->port_type == PORT_SPDIF)
+ return -EINVAL;
+
+ ssp_newcfg = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_SLAVE_MODE);
+ aio->is_slave = 1;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ ssp_newcfg &= ~BIT(I2S_OUT_CFGX_SLAVE_MODE);
+ aio->is_slave = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_DATA_ALIGNMENT);
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_FSYNC_WIDTH);
+ aio->mode = CYGNUS_SSPMODE_I2S;
+ break;
+
+ case SND_SOC_DAIFMT_DSP_A:
+ case SND_SOC_DAIFMT_DSP_B:
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_TDM_MODE);
+
+ /* DSP_A = data after FS, DSP_B = data during FS */
+ if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) == SND_SOC_DAIFMT_DSP_A)
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_DATA_ALIGNMENT);
+
+ if ((aio->fsync_width > 0) && (aio->fsync_width < 256))
+ ssp_newcfg |=
+ (aio->fsync_width << I2S_OUT_CFGX_FSYNC_WIDTH);
+ else
+ ssp_newcfg |= BIT(I2S_OUT_CFGX_FSYNC_WIDTH);
+
+ aio->mode = CYGNUS_SSPMODE_TDM;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ /*
+ * SSP out cfg.
+ * Retain bits we do not want to update, then OR in new bits
+ */
+ ssp_curcfg = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ ssp_outcfg = (ssp_curcfg & I2S_OUT_CFG_REG_UPDATE_MASK) | ssp_newcfg;
+ writel(ssp_outcfg, aio->cygaud->audio + aio->regs.i2s_cfg);
+
+ /*
+ * SSP in cfg.
+ * Retain bits we do not want to update, then OR in new bits
+ */
+ ssp_curcfg = readl(aio->cygaud->i2s_in + aio->regs.i2s_cap_cfg);
+ ssp_incfg = (ssp_curcfg & I2S_IN_CFG_REG_UPDATE_MASK) | ssp_newcfg;
+ writel(ssp_incfg, aio->cygaud->i2s_in + aio->regs.i2s_cap_cfg);
+
+ val = readl(aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+
+ /*
+ * Configure the word clk and bit clk as output or tristate
+ * Each port has 4 bits for controlling its pins.
+ * Shift the mask based upon port number.
+ */
+ mask = BIT(AUD_MISC_SEROUT_LRCK_OE)
+ | BIT(AUD_MISC_SEROUT_SCLK_OE)
+ | BIT(AUD_MISC_SEROUT_MCLK_OE);
+ mask = mask << (aio->portnum * 4);
+ if (aio->is_slave)
+ /* Set bit for tri-state */
+ val |= mask;
+ else
+ /* Clear bit for drive */
+ val &= ~mask;
+
+ dev_dbg(aio->cygaud->dev, "%s Set OE bits 0x%x\n", __func__, val);
+ writel(val, aio->cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+
+ return 0;
+}
+
+static int cygnus_ssp_trigger(struct snd_pcm_substream *substream, int cmd,
+ struct snd_soc_dai *dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(dai);
+ struct cygnus_audio *cygaud = snd_soc_dai_get_drvdata(dai);
+
+ dev_dbg(aio->cygaud->dev,
+ "%s cmd %d at port = %d\n", __func__, cmd, aio->portnum);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ audio_ssp_out_enable(aio);
+ else
+ audio_ssp_in_enable(aio);
+ cygaud->active_ports++;
+
+ break;
+
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ audio_ssp_out_disable(aio);
+ else
+ audio_ssp_in_disable(aio);
+ cygaud->active_ports--;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int cygnus_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(cpu_dai);
+ u32 value;
+ int bits_per_slot = 0; /* default to 32-bits per slot */
+ int frame_bits;
+ unsigned int active_slots;
+ bool found = false;
+ int i;
+
+ if (tx_mask != rx_mask) {
+ dev_err(aio->cygaud->dev,
+ "%s tx_mask must equal rx_mask\n", __func__);
+ return -EINVAL;
+ }
+
+ active_slots = hweight32(tx_mask);
+
+ if ((active_slots < 0) || (active_slots > 16))
+ return -EINVAL;
+
+ /* Slot value must be even */
+ if (active_slots % 2)
+ return -EINVAL;
+
+ /* We encode 16 slots as 0 in the reg */
+ if (active_slots == 16)
+ active_slots = 0;
+
+ /* Slot Width is either 16 or 32 */
+ switch (slot_width) {
+ case 16:
+ bits_per_slot = 1;
+ break;
+ case 32:
+ bits_per_slot = 0;
+ break;
+ default:
+ bits_per_slot = 0;
+ dev_warn(aio->cygaud->dev,
+ "%s Defaulting Slot Width to 32\n", __func__);
+ }
+
+ frame_bits = slots * slot_width;
+
+ for (i = 0; i < ARRAY_SIZE(ssp_valid_tdm_framesize); i++) {
+ if (ssp_valid_tdm_framesize[i] == frame_bits) {
+ found = true;
+ break;
+ }
+ }
+
+ if (!found) {
+ dev_err(aio->cygaud->dev,
+ "%s In TDM mode, frame bits INVALID (%d)\n",
+ __func__, frame_bits);
+ return -EINVAL;
+ }
+
+ aio->bit_per_frame = frame_bits;
+
+ dev_dbg(aio->cygaud->dev, "%s active_slots %u, bits per frame %d\n",
+ __func__, active_slots, frame_bits);
+
+ /* Set capture side of ssp port */
+ value = readl(aio->cygaud->i2s_in + aio->regs.i2s_cap_cfg);
+ value &= ~(0xf << I2S_OUT_CFGX_VALID_SLOT);
+ value |= (active_slots << I2S_OUT_CFGX_VALID_SLOT);
+ value &= ~BIT(I2S_OUT_CFGX_BITS_PER_SLOT);
+ value |= (bits_per_slot << I2S_OUT_CFGX_BITS_PER_SLOT);
+ writel(value, aio->cygaud->i2s_in + aio->regs.i2s_cap_cfg);
+
+ /* Set playback side of ssp port */
+ value = readl(aio->cygaud->audio + aio->regs.i2s_cfg);
+ value &= ~(0xf << I2S_OUT_CFGX_VALID_SLOT);
+ value |= (active_slots << I2S_OUT_CFGX_VALID_SLOT);
+ value &= ~BIT(I2S_OUT_CFGX_BITS_PER_SLOT);
+ value |= (bits_per_slot << I2S_OUT_CFGX_BITS_PER_SLOT);
+ writel(value, aio->cygaud->audio + aio->regs.i2s_cfg);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int cygnus_ssp_suspend(struct snd_soc_dai *cpu_dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(cpu_dai);
+
+ if (!aio->is_slave) {
+ u32 val;
+
+ val = readl(aio->cygaud->audio + aio->regs.i2s_mclk_cfg);
+ val &= CYGNUS_PLLCLKSEL_MASK;
+ if (val >= ARRAY_SIZE(aio->cygaud->audio_clk)) {
+ dev_err(aio->cygaud->dev, "Clk index %u is out of bounds\n",
+ val);
+ return -EINVAL;
+ }
+
+ if (aio->clk_trace.cap_clk_en)
+ clk_disable_unprepare(aio->cygaud->audio_clk[val]);
+ if (aio->clk_trace.play_clk_en)
+ clk_disable_unprepare(aio->cygaud->audio_clk[val]);
+
+ aio->pll_clk_num = val;
+ }
+
+ return 0;
+}
+
+static int cygnus_ssp_resume(struct snd_soc_dai *cpu_dai)
+{
+ struct cygnus_aio_port *aio = cygnus_dai_get_portinfo(cpu_dai);
+ int error;
+
+ if (!aio->is_slave) {
+ if (aio->clk_trace.cap_clk_en) {
+ error = clk_prepare_enable(aio->cygaud->
+ audio_clk[aio->pll_clk_num]);
+ if (error) {
+ dev_err(aio->cygaud->dev, "%s clk_prepare_enable failed\n",
+ __func__);
+ return -EINVAL;
+ }
+ }
+ if (aio->clk_trace.play_clk_en) {
+ error = clk_prepare_enable(aio->cygaud->
+ audio_clk[aio->pll_clk_num]);
+ if (error) {
+ if (aio->clk_trace.cap_clk_en)
+ clk_disable_unprepare(aio->cygaud->
+ audio_clk[aio->pll_clk_num]);
+ dev_err(aio->cygaud->dev, "%s clk_prepare_enable failed\n",
+ __func__);
+ return -EINVAL;
+ }
+ }
+ }
+
+ return 0;
+}
+#else
+#define cygnus_ssp_suspend NULL
+#define cygnus_ssp_resume NULL
+#endif
+
+static const struct snd_soc_dai_ops cygnus_ssp_dai_ops = {
+ .startup = cygnus_ssp_startup,
+ .shutdown = cygnus_ssp_shutdown,
+ .trigger = cygnus_ssp_trigger,
+ .hw_params = cygnus_ssp_hw_params,
+ .set_fmt = cygnus_ssp_set_fmt,
+ .set_sysclk = cygnus_ssp_set_sysclk,
+ .set_tdm_slot = cygnus_set_dai_tdm_slot,
+};
+
+
+#define INIT_CPU_DAI(num) { \
+ .name = "cygnus-ssp" #num, \
+ .playback = { \
+ .channels_min = 1, \
+ .channels_max = 16, \
+ .rates = CYGNUS_TDM_RATE | SNDRV_PCM_RATE_88200 | \
+ SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | \
+ SNDRV_PCM_RATE_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .capture = { \
+ .channels_min = 2, \
+ .channels_max = 16, \
+ .rates = CYGNUS_TDM_RATE | SNDRV_PCM_RATE_88200 | \
+ SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | \
+ SNDRV_PCM_RATE_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .ops = &cygnus_ssp_dai_ops, \
+ .suspend = cygnus_ssp_suspend, \
+ .resume = cygnus_ssp_resume, \
+}
+
+static const struct snd_soc_dai_driver cygnus_ssp_dai_info[] = {
+ INIT_CPU_DAI(0),
+ INIT_CPU_DAI(1),
+ INIT_CPU_DAI(2),
+};
+
+static struct snd_soc_dai_driver cygnus_spdif_dai_info = {
+ .name = "cygnus-spdif",
+ .playback = {
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = CYGNUS_TDM_RATE | SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |
+ SNDRV_PCM_RATE_192000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S32_LE,
+ },
+ .ops = &cygnus_ssp_dai_ops,
+ .suspend = cygnus_ssp_suspend,
+ .resume = cygnus_ssp_resume,
+};
+
+static struct snd_soc_dai_driver cygnus_ssp_dai[CYGNUS_MAX_PORTS];
+
+static const struct snd_soc_component_driver cygnus_ssp_component = {
+ .name = "cygnus-audio",
+};
+
+/*
+ * Return < 0 if error
+ * Return 0 if disabled
+ * Return 1 if enabled and node is parsed successfully
+ */
+static int parse_ssp_child_node(struct platform_device *pdev,
+ struct device_node *dn,
+ struct cygnus_audio *cygaud,
+ struct snd_soc_dai_driver *p_dai)
+{
+ struct cygnus_aio_port *aio;
+ struct cygnus_ssp_regs ssp_regs[3];
+ u32 rawval;
+ int portnum = -1;
+ enum cygnus_audio_port_type port_type;
+
+ if (of_property_read_u32(dn, "reg", &rawval)) {
+ dev_err(&pdev->dev, "Missing reg property\n");
+ return -EINVAL;
+ }
+
+ portnum = rawval;
+ switch (rawval) {
+ case 0:
+ ssp_regs[0] = INIT_SSP_REGS(0);
+ port_type = PORT_TDM;
+ break;
+ case 1:
+ ssp_regs[1] = INIT_SSP_REGS(1);
+ port_type = PORT_TDM;
+ break;
+ case 2:
+ ssp_regs[2] = INIT_SSP_REGS(2);
+ port_type = PORT_TDM;
+ break;
+ case 3:
+ port_type = PORT_SPDIF;
+ break;
+ default:
+ dev_err(&pdev->dev, "Bad value for reg %u\n", rawval);
+ return -EINVAL;
+ }
+
+ aio = &cygaud->portinfo[portnum];
+ aio->cygaud = cygaud;
+ aio->portnum = portnum;
+ aio->port_type = port_type;
+ aio->fsync_width = -1;
+
+ switch (port_type) {
+ case PORT_TDM:
+ aio->regs = ssp_regs[portnum];
+ *p_dai = cygnus_ssp_dai_info[portnum];
+ aio->mode = CYGNUS_SSPMODE_UNKNOWN;
+ break;
+
+ case PORT_SPDIF:
+ aio->regs.bf_sourcech_cfg = BF_SRC_CFG3_OFFSET;
+ aio->regs.bf_sourcech_ctrl = BF_SRC_CTRL3_OFFSET;
+ aio->regs.i2s_mclk_cfg = SPDIF_MCLK_CFG_OFFSET;
+ aio->regs.i2s_stream_cfg = SPDIF_STREAM_CFG_OFFSET;
+ *p_dai = cygnus_spdif_dai_info;
+
+ /* For the purposes of this code SPDIF can be I2S mode */
+ aio->mode = CYGNUS_SSPMODE_I2S;
+ break;
+ default:
+ dev_err(&pdev->dev, "Bad value for port_type %d\n", port_type);
+ return -EINVAL;
+ }
+
+ dev_dbg(&pdev->dev, "%s portnum = %d\n", __func__, aio->portnum);
+ aio->streams_on = 0;
+ aio->cygaud->dev = &pdev->dev;
+ aio->clk_trace.play_en = false;
+ aio->clk_trace.cap_en = false;
+
+ audio_ssp_init_portregs(aio);
+ return 0;
+}
+
+static int audio_clk_init(struct platform_device *pdev,
+ struct cygnus_audio *cygaud)
+{
+ int i;
+ char clk_name[PROP_LEN_MAX];
+
+ for (i = 0; i < ARRAY_SIZE(cygaud->audio_clk); i++) {
+ snprintf(clk_name, PROP_LEN_MAX, "ch%d_audio", i);
+
+ cygaud->audio_clk[i] = devm_clk_get(&pdev->dev, clk_name);
+ if (IS_ERR(cygaud->audio_clk[i]))
+ return PTR_ERR(cygaud->audio_clk[i]);
+ }
+
+ return 0;
+}
+
+static int cygnus_ssp_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct device_node *child_node;
+ struct resource *res = pdev->resource;
+ struct cygnus_audio *cygaud;
+ int err = -EINVAL;
+ int node_count;
+ int active_port_count;
+
+ cygaud = devm_kzalloc(dev, sizeof(struct cygnus_audio), GFP_KERNEL);
+ if (!cygaud)
+ return -ENOMEM;
+
+ dev_set_drvdata(dev, cygaud);
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "aud");
+ cygaud->audio = devm_ioremap_resource(dev, res);
+ if (IS_ERR(cygaud->audio))
+ return PTR_ERR(cygaud->audio);
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "i2s_in");
+ cygaud->i2s_in = devm_ioremap_resource(dev, res);
+ if (IS_ERR(cygaud->i2s_in))
+ return PTR_ERR(cygaud->i2s_in);
+
+ /* Tri-state all controlable pins until we know that we need them */
+ writel(CYGNUS_SSP_TRISTATE_MASK,
+ cygaud->audio + AUD_MISC_SEROUT_OE_REG_BASE);
+
+ node_count = of_get_child_count(pdev->dev.of_node);
+ if ((node_count < 1) || (node_count > CYGNUS_MAX_PORTS)) {
+ dev_err(dev, "child nodes is %d. Must be between 1 and %d\n",
+ node_count, CYGNUS_MAX_PORTS);
+ return -EINVAL;
+ }
+
+ active_port_count = 0;
+
+ for_each_available_child_of_node(pdev->dev.of_node, child_node) {
+ err = parse_ssp_child_node(pdev, child_node, cygaud,
+ &cygnus_ssp_dai[active_port_count]);
+
+ /* negative is err, 0 is active and good, 1 is disabled */
+ if (err < 0)
+ return err;
+ else if (!err) {
+ dev_dbg(dev, "Activating DAI: %s\n",
+ cygnus_ssp_dai[active_port_count].name);
+ active_port_count++;
+ }
+ }
+
+ cygaud->dev = dev;
+ cygaud->active_ports = 0;
+
+ dev_dbg(dev, "Registering %d DAIs\n", active_port_count);
+ err = snd_soc_register_component(dev, &cygnus_ssp_component,
+ cygnus_ssp_dai, active_port_count);
+ if (err) {
+ dev_err(dev, "snd_soc_register_dai failed\n");
+ return err;
+ }
+
+ cygaud->irq_num = platform_get_irq(pdev, 0);
+ if (cygaud->irq_num <= 0) {
+ dev_err(dev, "platform_get_irq failed\n");
+ err = cygaud->irq_num;
+ goto err_irq;
+ }
+
+ err = audio_clk_init(pdev, cygaud);
+ if (err) {
+ dev_err(dev, "audio clock initialization failed\n");
+ goto err_irq;
+ }
+
+ err = cygnus_soc_platform_register(dev, cygaud);
+ if (err) {
+ dev_err(dev, "platform reg error %d\n", err);
+ goto err_irq;
+ }
+
+ return 0;
+
+err_irq:
+ snd_soc_unregister_component(dev);
+ return err;
+}
+
+static int cygnus_ssp_remove(struct platform_device *pdev)
+{
+ cygnus_soc_platform_unregister(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
+
+ return 0;
+}
+
+static const struct of_device_id cygnus_ssp_of_match[] = {
+ { .compatible = "brcm,cygnus-audio" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, cygnus_ssp_of_match);
+
+static struct platform_driver cygnus_ssp_driver = {
+ .probe = cygnus_ssp_probe,
+ .remove = cygnus_ssp_remove,
+ .driver = {
+ .name = "cygnus-ssp",
+ .of_match_table = cygnus_ssp_of_match,
+ },
+};
+
+module_platform_driver(cygnus_ssp_driver);
+
+MODULE_ALIAS("platform:cygnus-ssp");
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Broadcom");
+MODULE_DESCRIPTION("Cygnus ASoC SSP Interface");
diff --git a/sound/soc/bcm/cygnus-ssp.h b/sound/soc/bcm/cygnus-ssp.h
new file mode 100644
index 000000000000..33dd34305928
--- /dev/null
+++ b/sound/soc/bcm/cygnus-ssp.h
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2014-2015 Broadcom Corporation
+ *
+ * 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 version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef __CYGNUS_SSP_H__
+#define __CYGNUS_SSP_H__
+
+#define CYGNUS_TDM_DAI_MAX_SLOTS 16
+
+#define CYGNUS_MAX_PLAYBACK_PORTS 4
+#define CYGNUS_MAX_CAPTURE_PORTS 3
+#define CYGNUS_MAX_I2S_PORTS 3
+#define CYGNUS_MAX_PORTS CYGNUS_MAX_PLAYBACK_PORTS
+#define CYGNUS_AUIDO_MAX_NUM_CLKS 3
+
+#define CYGNUS_SSP_FRAMEBITS_DIV 1
+
+#define CYGNUS_SSPMODE_I2S 0
+#define CYGNUS_SSPMODE_TDM 1
+#define CYGNUS_SSPMODE_UNKNOWN -1
+
+#define CYGNUS_SSP_CLKSRC_PLL 0
+
+/* Max string length of our dt property names */
+#define PROP_LEN_MAX 40
+
+struct ringbuf_regs {
+ unsigned rdaddr;
+ unsigned wraddr;
+ unsigned baseaddr;
+ unsigned endaddr;
+ unsigned fmark; /* freemark for play, fullmark for caputure */
+ unsigned period_bytes;
+ unsigned buf_size;
+};
+
+#define RINGBUF_REG_PLAYBACK(num) ((struct ringbuf_regs) { \
+ .rdaddr = SRC_RBUF_ ##num## _RDADDR_OFFSET, \
+ .wraddr = SRC_RBUF_ ##num## _WRADDR_OFFSET, \
+ .baseaddr = SRC_RBUF_ ##num## _BASEADDR_OFFSET, \
+ .endaddr = SRC_RBUF_ ##num## _ENDADDR_OFFSET, \
+ .fmark = SRC_RBUF_ ##num## _FREE_MARK_OFFSET, \
+ .period_bytes = 0, \
+ .buf_size = 0, \
+})
+
+#define RINGBUF_REG_CAPTURE(num) ((struct ringbuf_regs) { \
+ .rdaddr = DST_RBUF_ ##num## _RDADDR_OFFSET, \
+ .wraddr = DST_RBUF_ ##num## _WRADDR_OFFSET, \
+ .baseaddr = DST_RBUF_ ##num## _BASEADDR_OFFSET, \
+ .endaddr = DST_RBUF_ ##num## _ENDADDR_OFFSET, \
+ .fmark = DST_RBUF_ ##num## _FULL_MARK_OFFSET, \
+ .period_bytes = 0, \
+ .buf_size = 0, \
+})
+
+enum cygnus_audio_port_type {
+ PORT_TDM,
+ PORT_SPDIF,
+};
+
+struct cygnus_ssp_regs {
+ u32 i2s_stream_cfg;
+ u32 i2s_cfg;
+ u32 i2s_cap_stream_cfg;
+ u32 i2s_cap_cfg;
+ u32 i2s_mclk_cfg;
+
+ u32 bf_destch_ctrl;
+ u32 bf_destch_cfg;
+ u32 bf_sourcech_ctrl;
+ u32 bf_sourcech_cfg;
+ u32 bf_sourcech_grp;
+};
+
+struct cygnus_track_clk {
+ bool cap_en;
+ bool play_en;
+ bool cap_clk_en;
+ bool play_clk_en;
+};
+
+struct cygnus_aio_port {
+ int portnum;
+ int mode;
+ bool is_slave;
+ int streams_on; /* will be 0 if both capture and play are off */
+ int fsync_width;
+ int port_type;
+
+ u32 mclk;
+ u32 lrclk;
+ u32 bit_per_frame;
+ u32 pll_clk_num;
+
+ struct cygnus_audio *cygaud;
+ struct cygnus_ssp_regs regs;
+
+ struct ringbuf_regs play_rb_regs;
+ struct ringbuf_regs capture_rb_regs;
+
+ struct snd_pcm_substream *play_stream;
+ struct snd_pcm_substream *capture_stream;
+
+ struct cygnus_track_clk clk_trace;
+};
+
+
+struct cygnus_audio {
+ struct cygnus_aio_port portinfo[CYGNUS_MAX_PORTS];
+
+ int irq_num;
+ void __iomem *audio;
+ struct device *dev;
+ void __iomem *i2s_in;
+
+ struct clk *audio_clk[CYGNUS_AUIDO_MAX_NUM_CLKS];
+ int active_ports;
+ unsigned long vco_rate;
+};
+
+extern int cygnus_ssp_get_mode(struct snd_soc_dai *cpu_dai);
+extern int cygnus_ssp_add_pll_tweak_controls(struct snd_soc_pcm_runtime *rtd);
+extern int cygnus_ssp_set_custom_fsync_width(struct snd_soc_dai *cpu_dai,
+ int len);
+extern int cygnus_soc_platform_register(struct device *dev,
+ struct cygnus_audio *cygaud);
+extern int cygnus_soc_platform_unregister(struct device *dev);
+extern int cygnus_ssp_set_custom_fsync_width(struct snd_soc_dai *cpu_dai,
+ int len);
+#endif
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 95c0e20f27c2..acba444fe475 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -59,6 +59,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_CS42XX8_I2C if I2C
select SND_SOC_CS4349 if I2C
select SND_SOC_CS47L24 if MFD_CS47L24
+ select SND_SOC_CS53L30 if I2C
select SND_SOC_CX20442 if TTY
select SND_SOC_DA7210 if SND_SOC_I2C_AND_SPI
select SND_SOC_DA7213 if I2C
@@ -464,6 +465,11 @@ config SND_SOC_CS4349
config SND_SOC_CS47L24
tristate
+# Cirrus Logic Quad-Channel ADC
+config SND_SOC_CS53L30
+ tristate "Cirrus Logic CS53L30 CODEC"
+ depends on I2C
+
config SND_SOC_CX20442
tristate
depends on TTY
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 0cd6ea5d49cd..8d118381dd62 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -52,6 +52,7 @@ snd-soc-cs42xx8-objs := cs42xx8.o
snd-soc-cs42xx8-i2c-objs := cs42xx8-i2c.o
snd-soc-cs4349-objs := cs4349.o
snd-soc-cs47l24-objs := cs47l24.o
+snd-soc-cs53l30-objs := cs53l30.o
snd-soc-cx20442-objs := cx20442.o
snd-soc-da7210-objs := da7210.o
snd-soc-da7213-objs := da7213.o
@@ -270,6 +271,7 @@ obj-$(CONFIG_SND_SOC_CS42XX8) += snd-soc-cs42xx8.o
obj-$(CONFIG_SND_SOC_CS42XX8_I2C) += snd-soc-cs42xx8-i2c.o
obj-$(CONFIG_SND_SOC_CS4349) += snd-soc-cs4349.o
obj-$(CONFIG_SND_SOC_CS47L24) += snd-soc-cs47l24.o
+obj-$(CONFIG_SND_SOC_CS53L30) += snd-soc-cs53l30.o
obj-$(CONFIG_SND_SOC_CX20442) += snd-soc-cx20442.o
obj-$(CONFIG_SND_SOC_DA7210) += snd-soc-da7210.o
obj-$(CONFIG_SND_SOC_DA7213) += snd-soc-da7213.o
diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c
new file mode 100644
index 000000000000..2c0d9c430a8c
--- /dev/null
+++ b/sound/soc/codecs/cs53l30.c
@@ -0,0 +1,1143 @@
+/*
+ * cs53l30.c -- CS53l30 ALSA Soc Audio driver
+ *
+ * Copyright 2015 Cirrus Logic, Inc.
+ *
+ * Authors: Paul Handrigan <Paul.Handrigan@cirrus.com>,
+ * Tim Howe <Tim.Howe@cirrus.com>
+ *
+ * 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 <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/of_gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/regulator/consumer.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+
+#include "cs53l30.h"
+
+#define CS53L30_NUM_SUPPLIES 2
+static const char *const cs53l30_supply_names[CS53L30_NUM_SUPPLIES] = {
+ "VA",
+ "VP",
+};
+
+struct cs53l30_private {
+ struct regulator_bulk_data supplies[CS53L30_NUM_SUPPLIES];
+ struct regmap *regmap;
+ struct gpio_desc *reset_gpio;
+ struct gpio_desc *mute_gpio;
+ struct clk *mclk;
+ bool use_sdout2;
+ u32 mclk_rate;
+};
+
+static const struct reg_default cs53l30_reg_defaults[] = {
+ { CS53L30_PWRCTL, CS53L30_PWRCTL_DEFAULT },
+ { CS53L30_MCLKCTL, CS53L30_MCLKCTL_DEFAULT },
+ { CS53L30_INT_SR_CTL, CS53L30_INT_SR_CTL_DEFAULT },
+ { CS53L30_MICBIAS_CTL, CS53L30_MICBIAS_CTL_DEFAULT },
+ { CS53L30_ASPCFG_CTL, CS53L30_ASPCFG_CTL_DEFAULT },
+ { CS53L30_ASP_CTL1, CS53L30_ASP_CTL1_DEFAULT },
+ { CS53L30_ASP_TDMTX_CTL1, CS53L30_ASP_TDMTX_CTLx_DEFAULT },
+ { CS53L30_ASP_TDMTX_CTL2, CS53L30_ASP_TDMTX_CTLx_DEFAULT },
+ { CS53L30_ASP_TDMTX_CTL3, CS53L30_ASP_TDMTX_CTLx_DEFAULT },
+ { CS53L30_ASP_TDMTX_CTL4, CS53L30_ASP_TDMTX_CTLx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN1, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN2, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN3, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN4, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN5, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_TDMTX_EN6, CS53L30_ASP_TDMTX_ENx_DEFAULT },
+ { CS53L30_ASP_CTL2, CS53L30_ASP_CTL2_DEFAULT },
+ { CS53L30_SFT_RAMP, CS53L30_SFT_RMP_DEFAULT },
+ { CS53L30_LRCK_CTL1, CS53L30_LRCK_CTLx_DEFAULT },
+ { CS53L30_LRCK_CTL2, CS53L30_LRCK_CTLx_DEFAULT },
+ { CS53L30_MUTEP_CTL1, CS53L30_MUTEP_CTL1_DEFAULT },
+ { CS53L30_MUTEP_CTL2, CS53L30_MUTEP_CTL2_DEFAULT },
+ { CS53L30_INBIAS_CTL1, CS53L30_INBIAS_CTL1_DEFAULT },
+ { CS53L30_INBIAS_CTL2, CS53L30_INBIAS_CTL2_DEFAULT },
+ { CS53L30_DMIC1_STR_CTL, CS53L30_DMIC1_STR_CTL_DEFAULT },
+ { CS53L30_DMIC2_STR_CTL, CS53L30_DMIC2_STR_CTL_DEFAULT },
+ { CS53L30_ADCDMIC1_CTL1, CS53L30_ADCDMICx_CTL1_DEFAULT },
+ { CS53L30_ADCDMIC1_CTL2, CS53L30_ADCDMIC1_CTL2_DEFAULT },
+ { CS53L30_ADC1_CTL3, CS53L30_ADCx_CTL3_DEFAULT },
+ { CS53L30_ADC1_NG_CTL, CS53L30_ADCx_NG_CTL_DEFAULT },
+ { CS53L30_ADC1A_AFE_CTL, CS53L30_ADCxy_AFE_CTL_DEFAULT },
+ { CS53L30_ADC1B_AFE_CTL, CS53L30_ADCxy_AFE_CTL_DEFAULT },
+ { CS53L30_ADC1A_DIG_VOL, CS53L30_ADCxy_DIG_VOL_DEFAULT },
+ { CS53L30_ADC1B_DIG_VOL, CS53L30_ADCxy_DIG_VOL_DEFAULT },
+ { CS53L30_ADCDMIC2_CTL1, CS53L30_ADCDMICx_CTL1_DEFAULT },
+ { CS53L30_ADCDMIC2_CTL2, CS53L30_ADCDMIC1_CTL2_DEFAULT },
+ { CS53L30_ADC2_CTL3, CS53L30_ADCx_CTL3_DEFAULT },
+ { CS53L30_ADC2_NG_CTL, CS53L30_ADCx_NG_CTL_DEFAULT },
+ { CS53L30_ADC2A_AFE_CTL, CS53L30_ADCxy_AFE_CTL_DEFAULT },
+ { CS53L30_ADC2B_AFE_CTL, CS53L30_ADCxy_AFE_CTL_DEFAULT },
+ { CS53L30_ADC2A_DIG_VOL, CS53L30_ADCxy_DIG_VOL_DEFAULT },
+ { CS53L30_ADC2B_DIG_VOL, CS53L30_ADCxy_DIG_VOL_DEFAULT },
+ { CS53L30_INT_MASK, CS53L30_DEVICE_INT_MASK },
+};
+
+static bool cs53l30_volatile_register(struct device *dev, unsigned int reg)
+{
+ if (reg == CS53L30_IS)
+ return true;
+ else
+ return false;
+}
+
+static bool cs53l30_writeable_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS53L30_DEVID_AB:
+ case CS53L30_DEVID_CD:
+ case CS53L30_DEVID_E:
+ case CS53L30_REVID:
+ case CS53L30_IS:
+ return false;
+ default:
+ return true;
+ }
+}
+
+static bool cs53l30_readable_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS53L30_DEVID_AB:
+ case CS53L30_DEVID_CD:
+ case CS53L30_DEVID_E:
+ case CS53L30_REVID:
+ case CS53L30_PWRCTL:
+ case CS53L30_MCLKCTL:
+ case CS53L30_INT_SR_CTL:
+ case CS53L30_MICBIAS_CTL:
+ case CS53L30_ASPCFG_CTL:
+ case CS53L30_ASP_CTL1:
+ case CS53L30_ASP_TDMTX_CTL1:
+ case CS53L30_ASP_TDMTX_CTL2:
+ case CS53L30_ASP_TDMTX_CTL3:
+ case CS53L30_ASP_TDMTX_CTL4:
+ case CS53L30_ASP_TDMTX_EN1:
+ case CS53L30_ASP_TDMTX_EN2:
+ case CS53L30_ASP_TDMTX_EN3:
+ case CS53L30_ASP_TDMTX_EN4:
+ case CS53L30_ASP_TDMTX_EN5:
+ case CS53L30_ASP_TDMTX_EN6:
+ case CS53L30_ASP_CTL2:
+ case CS53L30_SFT_RAMP:
+ case CS53L30_LRCK_CTL1:
+ case CS53L30_LRCK_CTL2:
+ case CS53L30_MUTEP_CTL1:
+ case CS53L30_MUTEP_CTL2:
+ case CS53L30_INBIAS_CTL1:
+ case CS53L30_INBIAS_CTL2:
+ case CS53L30_DMIC1_STR_CTL:
+ case CS53L30_DMIC2_STR_CTL:
+ case CS53L30_ADCDMIC1_CTL1:
+ case CS53L30_ADCDMIC1_CTL2:
+ case CS53L30_ADC1_CTL3:
+ case CS53L30_ADC1_NG_CTL:
+ case CS53L30_ADC1A_AFE_CTL:
+ case CS53L30_ADC1B_AFE_CTL:
+ case CS53L30_ADC1A_DIG_VOL:
+ case CS53L30_ADC1B_DIG_VOL:
+ case CS53L30_ADCDMIC2_CTL1:
+ case CS53L30_ADCDMIC2_CTL2:
+ case CS53L30_ADC2_CTL3:
+ case CS53L30_ADC2_NG_CTL:
+ case CS53L30_ADC2A_AFE_CTL:
+ case CS53L30_ADC2B_AFE_CTL:
+ case CS53L30_ADC2A_DIG_VOL:
+ case CS53L30_ADC2B_DIG_VOL:
+ case CS53L30_INT_MASK:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2000, 0);
+static DECLARE_TLV_DB_SCALE(adc_ng_boost_tlv, 0, 3000, 0);
+static DECLARE_TLV_DB_SCALE(pga_tlv, -600, 50, 0);
+static DECLARE_TLV_DB_SCALE(dig_tlv, -9600, 100, 1);
+static DECLARE_TLV_DB_SCALE(pga_preamp_tlv, 0, 10000, 0);
+
+static const char * const input1_sel_text[] = {
+ "DMIC1 On AB In",
+ "DMIC1 On A In",
+ "DMIC1 On B In",
+ "ADC1 On AB In",
+ "ADC1 On A In",
+ "ADC1 On B In",
+ "DMIC1 Off ADC1 Off",
+};
+
+static unsigned int const input1_sel_values[] = {
+ CS53L30_CH_TYPE,
+ CS53L30_ADCxB_PDN | CS53L30_CH_TYPE,
+ CS53L30_ADCxA_PDN | CS53L30_CH_TYPE,
+ CS53L30_DMICx_PDN,
+ CS53L30_ADCxB_PDN | CS53L30_DMICx_PDN,
+ CS53L30_ADCxA_PDN | CS53L30_DMICx_PDN,
+ CS53L30_ADCxA_PDN | CS53L30_ADCxB_PDN | CS53L30_DMICx_PDN,
+};
+
+static const char * const input2_sel_text[] = {
+ "DMIC2 On AB In",
+ "DMIC2 On A In",
+ "DMIC2 On B In",
+ "ADC2 On AB In",
+ "ADC2 On A In",
+ "ADC2 On B In",
+ "DMIC2 Off ADC2 Off",
+};
+
+static unsigned int const input2_sel_values[] = {
+ 0x0,
+ CS53L30_ADCxB_PDN,
+ CS53L30_ADCxA_PDN,
+ CS53L30_DMICx_PDN,
+ CS53L30_ADCxB_PDN | CS53L30_DMICx_PDN,
+ CS53L30_ADCxA_PDN | CS53L30_DMICx_PDN,
+ CS53L30_ADCxA_PDN | CS53L30_ADCxB_PDN | CS53L30_DMICx_PDN,
+};
+
+static const char * const input1_route_sel_text[] = {
+ "ADC1_SEL", "DMIC1_SEL",
+};
+
+static const struct soc_enum input1_route_sel_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADCDMIC1_CTL1, CS53L30_CH_TYPE_SHIFT,
+ ARRAY_SIZE(input1_route_sel_text),
+ input1_route_sel_text);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(input1_sel_enum, CS53L30_ADCDMIC1_CTL1, 0,
+ CS53L30_ADCDMICx_PDN_MASK, input1_sel_text,
+ input1_sel_values);
+
+static const struct snd_kcontrol_new input1_route_sel_mux =
+ SOC_DAPM_ENUM("Input 1 Route", input1_route_sel_enum);
+
+static const char * const input2_route_sel_text[] = {
+ "ADC2_SEL", "DMIC2_SEL",
+};
+
+/* Note: CS53L30_ADCDMIC1_CTL1 CH_TYPE controls inputs 1 and 2 */
+static const struct soc_enum input2_route_sel_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADCDMIC1_CTL1, 0,
+ ARRAY_SIZE(input2_route_sel_text),
+ input2_route_sel_text);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(input2_sel_enum, CS53L30_ADCDMIC2_CTL1, 0,
+ CS53L30_ADCDMICx_PDN_MASK, input2_sel_text,
+ input2_sel_values);
+
+static const struct snd_kcontrol_new input2_route_sel_mux =
+ SOC_DAPM_ENUM("Input 2 Route", input2_route_sel_enum);
+
+/*
+ * TB = 6144*(MCLK(int) scaling factor)/MCLK(internal)
+ * TB - Time base
+ * NOTE: If MCLK_INT_SCALE = 0, then TB=1
+ */
+static const char * const cs53l30_ng_delay_text[] = {
+ "TB*50ms", "TB*100ms", "TB*150ms", "TB*200ms",
+};
+
+static const struct soc_enum adc1_ng_delay_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC1_NG_CTL, CS53L30_ADCx_NG_DELAY_SHIFT,
+ ARRAY_SIZE(cs53l30_ng_delay_text),
+ cs53l30_ng_delay_text);
+
+static const struct soc_enum adc2_ng_delay_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC2_NG_CTL, CS53L30_ADCx_NG_DELAY_SHIFT,
+ ARRAY_SIZE(cs53l30_ng_delay_text),
+ cs53l30_ng_delay_text);
+
+/* The noise gate threshold selected will depend on NG Boost */
+static const char * const cs53l30_ng_thres_text[] = {
+ "-64dB/-34dB", "-66dB/-36dB", "-70dB/-40dB", "-73dB/-43dB",
+ "-76dB/-46dB", "-82dB/-52dB", "-58dB", "-64dB",
+};
+
+static const struct soc_enum adc1_ng_thres_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC1_NG_CTL, CS53L30_ADCx_NG_THRESH_SHIFT,
+ ARRAY_SIZE(cs53l30_ng_thres_text),
+ cs53l30_ng_thres_text);
+
+static const struct soc_enum adc2_ng_thres_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC2_NG_CTL, CS53L30_ADCx_NG_THRESH_SHIFT,
+ ARRAY_SIZE(cs53l30_ng_thres_text),
+ cs53l30_ng_thres_text);
+
+/* Corner frequencies are with an Fs of 48kHz. */
+static const char * const hpf_corner_freq_text[] = {
+ "1.86Hz", "120Hz", "235Hz", "466Hz",
+};
+
+static const struct soc_enum adc1_hpf_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC1_CTL3, CS53L30_ADCx_HPF_CF_SHIFT,
+ ARRAY_SIZE(hpf_corner_freq_text), hpf_corner_freq_text);
+
+static const struct soc_enum adc2_hpf_enum =
+ SOC_ENUM_SINGLE(CS53L30_ADC2_CTL3, CS53L30_ADCx_HPF_CF_SHIFT,
+ ARRAY_SIZE(hpf_corner_freq_text), hpf_corner_freq_text);
+
+static const struct snd_kcontrol_new cs53l30_snd_controls[] = {
+ SOC_SINGLE("Digital Soft-Ramp Switch", CS53L30_SFT_RAMP,
+ CS53L30_DIGSFT_SHIFT, 1, 0),
+ SOC_SINGLE("ADC1 Noise Gate Ganging Switch", CS53L30_ADC1_CTL3,
+ CS53L30_ADCx_NG_ALL_SHIFT, 1, 0),
+ SOC_SINGLE("ADC2 Noise Gate Ganging Switch", CS53L30_ADC2_CTL3,
+ CS53L30_ADCx_NG_ALL_SHIFT, 1, 0),
+ SOC_SINGLE("ADC1A Noise Gate Enable Switch", CS53L30_ADC1_NG_CTL,
+ CS53L30_ADCxA_NG_SHIFT, 1, 0),
+ SOC_SINGLE("ADC1B Noise Gate Enable Switch", CS53L30_ADC1_NG_CTL,
+ CS53L30_ADCxB_NG_SHIFT, 1, 0),
+ SOC_SINGLE("ADC2A Noise Gate Enable Switch", CS53L30_ADC2_NG_CTL,
+ CS53L30_ADCxA_NG_SHIFT, 1, 0),
+ SOC_SINGLE("ADC2B Noise Gate Enable Switch", CS53L30_ADC2_NG_CTL,
+ CS53L30_ADCxB_NG_SHIFT, 1, 0),
+ SOC_SINGLE("ADC1 Notch Filter Switch", CS53L30_ADCDMIC1_CTL2,
+ CS53L30_ADCx_NOTCH_DIS_SHIFT, 1, 1),
+ SOC_SINGLE("ADC2 Notch Filter Switch", CS53L30_ADCDMIC2_CTL2,
+ CS53L30_ADCx_NOTCH_DIS_SHIFT, 1, 1),
+ SOC_SINGLE("ADC1A Invert Switch", CS53L30_ADCDMIC1_CTL2,
+ CS53L30_ADCxA_INV_SHIFT, 1, 0),
+ SOC_SINGLE("ADC1B Invert Switch", CS53L30_ADCDMIC1_CTL2,
+ CS53L30_ADCxB_INV_SHIFT, 1, 0),
+ SOC_SINGLE("ADC2A Invert Switch", CS53L30_ADCDMIC2_CTL2,
+ CS53L30_ADCxA_INV_SHIFT, 1, 0),
+ SOC_SINGLE("ADC2B Invert Switch", CS53L30_ADCDMIC2_CTL2,
+ CS53L30_ADCxB_INV_SHIFT, 1, 0),
+
+ SOC_SINGLE_TLV("ADC1A Digital Boost Volume", CS53L30_ADCDMIC1_CTL2,
+ CS53L30_ADCxA_DIG_BOOST_SHIFT, 1, 0, adc_boost_tlv),
+ SOC_SINGLE_TLV("ADC1B Digital Boost Volume", CS53L30_ADCDMIC1_CTL2,
+ CS53L30_ADCxB_DIG_BOOST_SHIFT, 1, 0, adc_boost_tlv),
+ SOC_SINGLE_TLV("ADC2A Digital Boost Volume", CS53L30_ADCDMIC2_CTL2,
+ CS53L30_ADCxA_DIG_BOOST_SHIFT, 1, 0, adc_boost_tlv),
+ SOC_SINGLE_TLV("ADC2B Digital Boost Volume", CS53L30_ADCDMIC2_CTL2,
+ CS53L30_ADCxB_DIG_BOOST_SHIFT, 1, 0, adc_boost_tlv),
+ SOC_SINGLE_TLV("ADC1 NG Boost Volume", CS53L30_ADC1_NG_CTL,
+ CS53L30_ADCx_NG_BOOST_SHIFT, 1, 0, adc_ng_boost_tlv),
+ SOC_SINGLE_TLV("ADC2 NG Boost Volume", CS53L30_ADC2_NG_CTL,
+ CS53L30_ADCx_NG_BOOST_SHIFT, 1, 0, adc_ng_boost_tlv),
+
+ SOC_DOUBLE_R_TLV("ADC1 Preamplifier Volume", CS53L30_ADC1A_AFE_CTL,
+ CS53L30_ADC1B_AFE_CTL, CS53L30_ADCxy_PREAMP_SHIFT,
+ 2, 0, pga_preamp_tlv),
+ SOC_DOUBLE_R_TLV("ADC2 Preamplifier Volume", CS53L30_ADC2A_AFE_CTL,
+ CS53L30_ADC2B_AFE_CTL, CS53L30_ADCxy_PREAMP_SHIFT,
+ 2, 0, pga_preamp_tlv),
+
+ SOC_ENUM("Input 1 Channel Select", input1_sel_enum),
+ SOC_ENUM("Input 2 Channel Select", input2_sel_enum),
+
+ SOC_ENUM("ADC1 HPF Select", adc1_hpf_enum),
+ SOC_ENUM("ADC2 HPF Select", adc2_hpf_enum),
+ SOC_ENUM("ADC1 NG Threshold", adc1_ng_thres_enum),
+ SOC_ENUM("ADC2 NG Threshold", adc2_ng_thres_enum),
+ SOC_ENUM("ADC1 NG Delay", adc1_ng_delay_enum),
+ SOC_ENUM("ADC2 NG Delay", adc2_ng_delay_enum),
+
+ SOC_SINGLE_SX_TLV("ADC1A PGA Volume",
+ CS53L30_ADC1A_AFE_CTL, 0, 0x34, 0x18, pga_tlv),
+ SOC_SINGLE_SX_TLV("ADC1B PGA Volume",
+ CS53L30_ADC1B_AFE_CTL, 0, 0x34, 0x18, pga_tlv),
+ SOC_SINGLE_SX_TLV("ADC2A PGA Volume",
+ CS53L30_ADC2A_AFE_CTL, 0, 0x34, 0x18, pga_tlv),
+ SOC_SINGLE_SX_TLV("ADC2B PGA Volume",
+ CS53L30_ADC2B_AFE_CTL, 0, 0x34, 0x18, pga_tlv),
+
+ SOC_SINGLE_SX_TLV("ADC1A Digital Volume",
+ CS53L30_ADC1A_DIG_VOL, 0, 0xA0, 0x0C, dig_tlv),
+ SOC_SINGLE_SX_TLV("ADC1B Digital Volume",
+ CS53L30_ADC1B_DIG_VOL, 0, 0xA0, 0x0C, dig_tlv),
+ SOC_SINGLE_SX_TLV("ADC2A Digital Volume",
+ CS53L30_ADC2A_DIG_VOL, 0, 0xA0, 0x0C, dig_tlv),
+ SOC_SINGLE_SX_TLV("ADC2B Digital Volume",
+ CS53L30_ADC2B_DIG_VOL, 0, 0xA0, 0x0C, dig_tlv),
+};
+
+static const struct snd_soc_dapm_widget cs53l30_dapm_widgets[] = {
+ SND_SOC_DAPM_INPUT("IN1_DMIC1"),
+ SND_SOC_DAPM_INPUT("IN2"),
+ SND_SOC_DAPM_INPUT("IN3_DMIC2"),
+ SND_SOC_DAPM_INPUT("IN4"),
+ SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS53L30_MICBIAS_CTL,
+ CS53L30_MIC1_BIAS_PDN_SHIFT, 1, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS53L30_MICBIAS_CTL,
+ CS53L30_MIC2_BIAS_PDN_SHIFT, 1, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("MIC3 Bias", CS53L30_MICBIAS_CTL,
+ CS53L30_MIC3_BIAS_PDN_SHIFT, 1, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("MIC4 Bias", CS53L30_MICBIAS_CTL,
+ CS53L30_MIC4_BIAS_PDN_SHIFT, 1, NULL, 0),
+
+ SND_SOC_DAPM_AIF_OUT("ASP_SDOUT1", NULL, 0, CS53L30_ASP_CTL1,
+ CS53L30_ASP_SDOUTx_PDN_SHIFT, 1),
+ SND_SOC_DAPM_AIF_OUT("ASP_SDOUT2", NULL, 0, CS53L30_ASP_CTL2,
+ CS53L30_ASP_SDOUTx_PDN_SHIFT, 1),
+
+ SND_SOC_DAPM_MUX("Input Mux 1", SND_SOC_NOPM, 0, 0,
+ &input1_route_sel_mux),
+ SND_SOC_DAPM_MUX("Input Mux 2", SND_SOC_NOPM, 0, 0,
+ &input2_route_sel_mux),
+
+ SND_SOC_DAPM_ADC("ADC1A", NULL, CS53L30_ADCDMIC1_CTL1,
+ CS53L30_ADCxA_PDN_SHIFT, 1),
+ SND_SOC_DAPM_ADC("ADC1B", NULL, CS53L30_ADCDMIC1_CTL1,
+ CS53L30_ADCxB_PDN_SHIFT, 1),
+ SND_SOC_DAPM_ADC("ADC2A", NULL, CS53L30_ADCDMIC2_CTL1,
+ CS53L30_ADCxA_PDN_SHIFT, 1),
+ SND_SOC_DAPM_ADC("ADC2B", NULL, CS53L30_ADCDMIC2_CTL1,
+ CS53L30_ADCxB_PDN_SHIFT, 1),
+ SND_SOC_DAPM_ADC("DMIC1", NULL, CS53L30_ADCDMIC1_CTL1,
+ CS53L30_DMICx_PDN_SHIFT, 1),
+ SND_SOC_DAPM_ADC("DMIC2", NULL, CS53L30_ADCDMIC2_CTL1,
+ CS53L30_DMICx_PDN_SHIFT, 1),
+};
+
+static const struct snd_soc_dapm_route cs53l30_dapm_routes[] = {
+ /* ADC Input Paths */
+ {"ADC1A", NULL, "IN1_DMIC1"},
+ {"Input Mux 1", "ADC1_SEL", "ADC1A"},
+ {"ADC1B", NULL, "IN2"},
+
+ {"ADC2A", NULL, "IN3_DMIC2"},
+ {"Input Mux 2", "ADC2_SEL", "ADC2A"},
+ {"ADC2B", NULL, "IN4"},
+
+ /* MIC Bias Paths */
+ {"ADC1A", NULL, "MIC1 Bias"},
+ {"ADC1B", NULL, "MIC2 Bias"},
+ {"ADC2A", NULL, "MIC3 Bias"},
+ {"ADC2B", NULL, "MIC4 Bias"},
+
+ /* DMIC Paths */
+ {"DMIC1", NULL, "IN1_DMIC1"},
+ {"Input Mux 1", "DMIC1_SEL", "DMIC1"},
+
+ {"DMIC2", NULL, "IN3_DMIC2"},
+ {"Input Mux 2", "DMIC2_SEL", "DMIC2"},
+};
+
+static const struct snd_soc_dapm_route cs53l30_dapm_routes_sdout1[] = {
+ /* Output Paths when using SDOUT1 only */
+ {"ASP_SDOUT1", NULL, "ADC1A" },
+ {"ASP_SDOUT1", NULL, "Input Mux 1"},
+ {"ASP_SDOUT1", NULL, "ADC1B"},
+
+ {"ASP_SDOUT1", NULL, "ADC2A"},
+ {"ASP_SDOUT1", NULL, "Input Mux 2"},
+ {"ASP_SDOUT1", NULL, "ADC2B"},
+
+ {"Capture", NULL, "ASP_SDOUT1"},
+};
+
+static const struct snd_soc_dapm_route cs53l30_dapm_routes_sdout2[] = {
+ /* Output Paths when using both SDOUT1 and SDOUT2 */
+ {"ASP_SDOUT1", NULL, "ADC1A" },
+ {"ASP_SDOUT1", NULL, "Input Mux 1"},
+ {"ASP_SDOUT1", NULL, "ADC1B"},
+
+ {"ASP_SDOUT2", NULL, "ADC2A"},
+ {"ASP_SDOUT2", NULL, "Input Mux 2"},
+ {"ASP_SDOUT2", NULL, "ADC2B"},
+
+ {"Capture", NULL, "ASP_SDOUT1"},
+ {"Capture", NULL, "ASP_SDOUT2"},
+};
+
+struct cs53l30_mclk_div {
+ u32 mclk_rate;
+ u32 srate;
+ u8 asp_rate;
+ u8 internal_fs_ratio;
+ u8 mclk_int_scale;
+};
+
+static struct cs53l30_mclk_div cs53l30_mclk_coeffs[] = {
+ /* NOTE: Enable MCLK_INT_SCALE to save power. */
+
+ /* MCLK, Sample Rate, asp_rate, internal_fs_ratio, mclk_int_scale */
+ {5644800, 11025, 0x4, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {5644800, 22050, 0x8, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {5644800, 44100, 0xC, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+
+ {6000000, 8000, 0x1, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 11025, 0x2, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 12000, 0x4, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 16000, 0x5, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 22050, 0x6, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 24000, 0x8, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 32000, 0x9, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 44100, 0xA, 0, CS53L30_MCLK_INT_SCALE},
+ {6000000, 48000, 0xC, 0, CS53L30_MCLK_INT_SCALE},
+
+ {6144000, 8000, 0x1, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 11025, 0x2, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 12000, 0x4, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 16000, 0x5, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 22050, 0x6, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 24000, 0x8, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 32000, 0x9, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 44100, 0xA, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6144000, 48000, 0xC, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+
+ {6400000, 8000, 0x1, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 11025, 0x2, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 12000, 0x4, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 16000, 0x5, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 22050, 0x6, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 24000, 0x8, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 32000, 0x9, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 44100, 0xA, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+ {6400000, 48000, 0xC, CS53L30_INTRNL_FS_RATIO, CS53L30_MCLK_INT_SCALE},
+};
+
+struct cs53l30_mclkx_div {
+ u32 mclkx;
+ u8 ratio;
+ u8 mclkdiv;
+};
+
+static struct cs53l30_mclkx_div cs53l30_mclkx_coeffs[] = {
+ {5644800, 1, CS53L30_MCLK_DIV_BY_1},
+ {6000000, 1, CS53L30_MCLK_DIV_BY_1},
+ {6144000, 1, CS53L30_MCLK_DIV_BY_1},
+ {11289600, 2, CS53L30_MCLK_DIV_BY_2},
+ {12288000, 2, CS53L30_MCLK_DIV_BY_2},
+ {12000000, 2, CS53L30_MCLK_DIV_BY_2},
+ {19200000, 3, CS53L30_MCLK_DIV_BY_3},
+};
+
+static int cs53l30_get_mclkx_coeff(int mclkx)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cs53l30_mclkx_coeffs); i++) {
+ if (cs53l30_mclkx_coeffs[i].mclkx == mclkx)
+ return i;
+ }
+
+ return -EINVAL;
+}
+
+static int cs53l30_get_mclk_coeff(int mclk_rate, int srate)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cs53l30_mclk_coeffs); i++) {
+ if (cs53l30_mclk_coeffs[i].mclk_rate == mclk_rate &&
+ cs53l30_mclk_coeffs[i].srate == srate)
+ return i;
+ }
+
+ return -EINVAL;
+}
+
+static int cs53l30_set_sysclk(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+ int mclkx_coeff;
+ u32 mclk_rate;
+
+ /* MCLKX -> MCLK */
+ mclkx_coeff = cs53l30_get_mclkx_coeff(freq);
+ if (mclkx_coeff < 0)
+ return mclkx_coeff;
+
+ mclk_rate = cs53l30_mclkx_coeffs[mclkx_coeff].mclkx /
+ cs53l30_mclkx_coeffs[mclkx_coeff].ratio;
+
+ regmap_update_bits(priv->regmap, CS53L30_MCLKCTL,
+ CS53L30_MCLK_DIV_MASK,
+ cs53l30_mclkx_coeffs[mclkx_coeff].mclkdiv);
+
+ priv->mclk_rate = mclk_rate;
+
+ return 0;
+}
+
+static int cs53l30_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+ u8 aspcfg = 0, aspctl1 = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ aspcfg |= CS53L30_ASP_MS;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* DAI mode */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ /* Set TDM_PDN to turn off TDM mode -- Reset default */
+ aspctl1 |= CS53L30_ASP_TDM_PDN;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ /*
+ * Clear TDM_PDN to turn on TDM mode; Use ASP_SCLK_INV = 0
+ * with SHIFT_LEFT = 1 combination as Figure 4-13 shows in
+ * the CS53L30 datasheet
+ */
+ aspctl1 |= CS53L30_SHIFT_LEFT;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Check to see if the SCLK is inverted */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_IB_NF:
+ case SND_SOC_DAIFMT_IB_IF:
+ aspcfg ^= CS53L30_ASP_SCLK_INV;
+ break;
+ default:
+ break;
+ }
+
+ regmap_update_bits(priv->regmap, CS53L30_ASPCFG_CTL,
+ CS53L30_ASP_MS | CS53L30_ASP_SCLK_INV, aspcfg);
+
+ regmap_update_bits(priv->regmap, CS53L30_ASP_CTL1,
+ CS53L30_ASP_TDM_PDN | CS53L30_SHIFT_LEFT, aspctl1);
+
+ return 0;
+}
+
+static int cs53l30_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+ int srate = params_rate(params);
+ int mclk_coeff;
+
+ /* MCLK -> srate */
+ mclk_coeff = cs53l30_get_mclk_coeff(priv->mclk_rate, srate);
+ if (mclk_coeff < 0)
+ return -EINVAL;
+
+ regmap_update_bits(priv->regmap, CS53L30_INT_SR_CTL,
+ CS53L30_INTRNL_FS_RATIO_MASK,
+ cs53l30_mclk_coeffs[mclk_coeff].internal_fs_ratio);
+
+ regmap_update_bits(priv->regmap, CS53L30_MCLKCTL,
+ CS53L30_MCLK_INT_SCALE_MASK,
+ cs53l30_mclk_coeffs[mclk_coeff].mclk_int_scale);
+
+ regmap_update_bits(priv->regmap, CS53L30_ASPCFG_CTL,
+ CS53L30_ASP_RATE_MASK,
+ cs53l30_mclk_coeffs[mclk_coeff].asp_rate);
+
+ return 0;
+}
+
+static int cs53l30_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(codec);
+ unsigned int reg;
+ int i, inter_max_check, ret;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+ case SND_SOC_BIAS_PREPARE:
+ if (dapm->bias_level == SND_SOC_BIAS_STANDBY)
+ regmap_update_bits(priv->regmap, CS53L30_PWRCTL,
+ CS53L30_PDN_LP_MASK, 0);
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ if (dapm->bias_level == SND_SOC_BIAS_OFF) {
+ ret = clk_prepare_enable(priv->mclk);
+ if (ret) {
+ dev_err(codec->dev,
+ "failed to enable MCLK: %d\n", ret);
+ return ret;
+ }
+ regmap_update_bits(priv->regmap, CS53L30_MCLKCTL,
+ CS53L30_MCLK_DIS_MASK, 0);
+ regmap_update_bits(priv->regmap, CS53L30_PWRCTL,
+ CS53L30_PDN_ULP_MASK, 0);
+ msleep(50);
+ } else {
+ regmap_update_bits(priv->regmap, CS53L30_PWRCTL,
+ CS53L30_PDN_ULP_MASK,
+ CS53L30_PDN_ULP);
+ }
+ break;
+ case SND_SOC_BIAS_OFF:
+ regmap_update_bits(priv->regmap, CS53L30_INT_MASK,
+ CS53L30_PDN_DONE, 0);
+ /*
+ * If digital softramp is set, the amount of time required
+ * for power down increases and depends on the digital
+ * volume setting.
+ */
+
+ /* Set the max possible time if digsft is set */
+ regmap_read(priv->regmap, CS53L30_SFT_RAMP, &reg);
+ if (reg & CS53L30_DIGSFT_MASK)
+ inter_max_check = CS53L30_PDN_POLL_MAX;
+ else
+ inter_max_check = 10;
+
+ regmap_update_bits(priv->regmap, CS53L30_PWRCTL,
+ CS53L30_PDN_ULP_MASK,
+ CS53L30_PDN_ULP);
+ /* PDN_DONE will take a min of 20ms to be set.*/
+ msleep(20);
+ /* Clr status */
+ regmap_read(priv->regmap, CS53L30_IS, &reg);
+ for (i = 0; i < inter_max_check; i++) {
+ if (inter_max_check < 10) {
+ usleep_range(1000, 1100);
+ regmap_read(priv->regmap, CS53L30_IS, &reg);
+ if (reg & CS53L30_PDN_DONE)
+ break;
+ } else {
+ usleep_range(10000, 10100);
+ regmap_read(priv->regmap, CS53L30_IS, &reg);
+ if (reg & CS53L30_PDN_DONE)
+ break;
+ }
+ }
+ /* PDN_DONE is set. We now can disable the MCLK */
+ regmap_update_bits(priv->regmap, CS53L30_INT_MASK,
+ CS53L30_PDN_DONE, CS53L30_PDN_DONE);
+ regmap_update_bits(priv->regmap, CS53L30_MCLKCTL,
+ CS53L30_MCLK_DIS_MASK,
+ CS53L30_MCLK_DIS);
+ clk_disable_unprepare(priv->mclk);
+ break;
+ }
+
+ return 0;
+}
+
+static int cs53l30_set_tristate(struct snd_soc_dai *dai, int tristate)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+ u8 val = tristate ? CS53L30_ASP_3ST : 0;
+
+ return regmap_update_bits(priv->regmap, CS53L30_ASP_CTL1,
+ CS53L30_ASP_3ST_MASK, val);
+}
+
+static unsigned int const cs53l30_src_rates[] = {
+ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000
+};
+
+static struct snd_pcm_hw_constraint_list src_constraints = {
+ .count = ARRAY_SIZE(cs53l30_src_rates),
+ .list = cs53l30_src_rates,
+};
+
+static int cs53l30_pcm_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE, &src_constraints);
+
+ return 0;
+}
+
+/*
+ * Note: CS53L30 counts the slot number per byte while ASoC counts the slot
+ * number per slot_width. So there is a difference between the slots of ASoC
+ * and the slots of CS53L30.
+ */
+static int cs53l30_set_dai_tdm_slot(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask,
+ int slots, int slot_width)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+ unsigned int loc[CS53L30_TDM_SLOT_MAX] = {48, 48, 48, 48};
+ unsigned int slot_next, slot_step;
+ u64 tx_enable = 0;
+ int i;
+
+ if (!rx_mask) {
+ dev_err(dai->dev, "rx masks must not be 0\n");
+ return -EINVAL;
+ }
+
+ /* Assuming slot_width is not supposed to be greater than 64 */
+ if (slots <= 0 || slot_width <= 0 || slot_width > 64) {
+ dev_err(dai->dev, "invalid slot number or slot width\n");
+ return -EINVAL;
+ }
+
+ if (slot_width & 0x7) {
+ dev_err(dai->dev, "slot width must count in byte\n");
+ return -EINVAL;
+ }
+
+ /* How many bytes in each ASoC slot */
+ slot_step = slot_width >> 3;
+
+ for (i = 0; rx_mask && i < CS53L30_TDM_SLOT_MAX; i++) {
+ /* Find the first slot from LSB */
+ slot_next = __ffs(rx_mask);
+ /* Save the slot location by converting to CS53L30 slot */
+ loc[i] = slot_next * slot_step;
+ /* Create the mask of CS53L30 slot */
+ tx_enable |= (u64)((u64)(1 << slot_step) - 1) << (u64)loc[i];
+ /* Clear this slot from rx_mask */
+ rx_mask &= ~(1 << slot_next);
+ }
+
+ /* Error out to avoid slot shift */
+ if (rx_mask && i == CS53L30_TDM_SLOT_MAX) {
+ dev_err(dai->dev, "rx_mask exceeds max slot number: %d\n",
+ CS53L30_TDM_SLOT_MAX);
+ return -EINVAL;
+ }
+
+ /* Validate the last active CS53L30 slot */
+ slot_next = loc[i - 1] + slot_step - 1;
+ if (slot_next > 47) {
+ dev_err(dai->dev, "slot selection out of bounds: %u\n",
+ slot_next);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < CS53L30_TDM_SLOT_MAX && loc[i] != 48; i++) {
+ regmap_update_bits(priv->regmap, CS53L30_ASP_TDMTX_CTL(i),
+ CS53L30_ASP_CHx_TX_LOC_MASK, loc[i]);
+ dev_dbg(dai->dev, "loc[%d]=%x\n", i, loc[i]);
+ }
+
+ for (i = 0; i < CS53L30_ASP_TDMTX_ENx_MAX && tx_enable; i++) {
+ regmap_write(priv->regmap, CS53L30_ASP_TDMTX_ENx(i),
+ tx_enable & 0xff);
+ tx_enable >>= 8;
+ dev_dbg(dai->dev, "en_reg=%x, tx_enable=%llx\n",
+ CS53L30_ASP_TDMTX_ENx(i), tx_enable & 0xff);
+ }
+
+ return 0;
+}
+
+static int cs53l30_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(dai->codec);
+
+ if (priv->mute_gpio)
+ gpiod_set_value_cansleep(priv->mute_gpio, mute);
+
+ return 0;
+}
+
+/* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
+#define CS53L30_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
+
+#define CS53L30_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+static const struct snd_soc_dai_ops cs53l30_ops = {
+ .startup = cs53l30_pcm_startup,
+ .hw_params = cs53l30_pcm_hw_params,
+ .set_fmt = cs53l30_set_dai_fmt,
+ .set_sysclk = cs53l30_set_sysclk,
+ .set_tristate = cs53l30_set_tristate,
+ .set_tdm_slot = cs53l30_set_dai_tdm_slot,
+ .mute_stream = cs53l30_mute_stream,
+};
+
+static struct snd_soc_dai_driver cs53l30_dai = {
+ .name = "cs53l30",
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = CS53L30_RATES,
+ .formats = CS53L30_FORMATS,
+ },
+ .ops = &cs53l30_ops,
+ .symmetric_rates = 1,
+};
+
+static int cs53l30_codec_probe(struct snd_soc_codec *codec)
+{
+ struct cs53l30_private *priv = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+
+ if (priv->use_sdout2)
+ snd_soc_dapm_add_routes(dapm, cs53l30_dapm_routes_sdout2,
+ ARRAY_SIZE(cs53l30_dapm_routes_sdout2));
+ else
+ snd_soc_dapm_add_routes(dapm, cs53l30_dapm_routes_sdout1,
+ ARRAY_SIZE(cs53l30_dapm_routes_sdout1));
+
+ return 0;
+}
+
+static struct snd_soc_codec_driver cs53l30_driver = {
+ .probe = cs53l30_codec_probe,
+ .set_bias_level = cs53l30_set_bias_level,
+ .idle_bias_off = true,
+
+ .dapm_widgets = cs53l30_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(cs53l30_dapm_widgets),
+ .dapm_routes = cs53l30_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(cs53l30_dapm_routes),
+
+ .controls = cs53l30_snd_controls,
+ .num_controls = ARRAY_SIZE(cs53l30_snd_controls),
+};
+
+static struct regmap_config cs53l30_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = CS53L30_MAX_REGISTER,
+ .reg_defaults = cs53l30_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(cs53l30_reg_defaults),
+ .volatile_reg = cs53l30_volatile_register,
+ .writeable_reg = cs53l30_writeable_register,
+ .readable_reg = cs53l30_readable_register,
+ .cache_type = REGCACHE_RBTREE,
+};
+
+static int cs53l30_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ const struct device_node *np = client->dev.of_node;
+ struct device *dev = &client->dev;
+ struct cs53l30_private *cs53l30;
+ unsigned int devid = 0;
+ unsigned int reg;
+ int ret = 0, i;
+ u8 val;
+
+ cs53l30 = devm_kzalloc(dev, sizeof(*cs53l30), GFP_KERNEL);
+ if (!cs53l30)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(cs53l30->supplies); i++)
+ cs53l30->supplies[i].supply = cs53l30_supply_names[i];
+
+ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+ if (ret) {
+ dev_err(dev, "failed to get supplies: %d\n", ret);
+ return ret;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+ if (ret) {
+ dev_err(dev, "failed to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ /* Reset the Device */
+ cs53l30->reset_gpio = devm_gpiod_get_optional(dev, "reset",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(cs53l30->reset_gpio)) {
+ ret = PTR_ERR(cs53l30->reset_gpio);
+ goto error;
+ }
+
+ if (cs53l30->reset_gpio)
+ gpiod_set_value_cansleep(cs53l30->reset_gpio, 1);
+
+ i2c_set_clientdata(client, cs53l30);
+
+ cs53l30->mclk_rate = 0;
+
+ cs53l30->regmap = devm_regmap_init_i2c(client, &cs53l30_regmap);
+ if (IS_ERR(cs53l30->regmap)) {
+ ret = PTR_ERR(cs53l30->regmap);
+ dev_err(dev, "regmap_init() failed: %d\n", ret);
+ goto error;
+ }
+
+ /* Initialize codec */
+ ret = regmap_read(cs53l30->regmap, CS53L30_DEVID_AB, &reg);
+ devid = reg << 12;
+
+ ret = regmap_read(cs53l30->regmap, CS53L30_DEVID_CD, &reg);
+ devid |= reg << 4;
+
+ ret = regmap_read(cs53l30->regmap, CS53L30_DEVID_E, &reg);
+ devid |= (reg & 0xF0) >> 4;
+
+ if (devid != CS53L30_DEVID) {
+ ret = -ENODEV;
+ dev_err(dev, "Device ID (%X). Expected %X\n",
+ devid, CS53L30_DEVID);
+ goto error;
+ }
+
+ ret = regmap_read(cs53l30->regmap, CS53L30_REVID, &reg);
+ if (ret < 0) {
+ dev_err(dev, "failed to get Revision ID: %d\n", ret);
+ goto error;
+ }
+
+ /* Check if MCLK provided */
+ cs53l30->mclk = devm_clk_get(dev, "mclk");
+ if (IS_ERR(cs53l30->mclk)) {
+ if (PTR_ERR(cs53l30->mclk) == -EPROBE_DEFER) {
+ ret = -EPROBE_DEFER;
+ goto error;
+ }
+ /* Otherwise mark the mclk pointer to NULL */
+ cs53l30->mclk = NULL;
+ }
+
+ /* Fetch the MUTE control */
+ cs53l30->mute_gpio = devm_gpiod_get_optional(dev, "mute",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(cs53l30->mute_gpio)) {
+ ret = PTR_ERR(cs53l30->mute_gpio);
+ goto error;
+ }
+
+ if (cs53l30->mute_gpio) {
+ /* Enable MUTE controls via MUTE pin */
+ regmap_write(cs53l30->regmap, CS53L30_MUTEP_CTL1,
+ CS53L30_MUTEP_CTL1_MUTEALL);
+ /* Flip the polarity of MUTE pin */
+ if (gpiod_is_active_low(cs53l30->mute_gpio))
+ regmap_update_bits(cs53l30->regmap, CS53L30_MUTEP_CTL2,
+ CS53L30_MUTE_PIN_POLARITY, 0);
+ }
+
+ if (!of_property_read_u8(np, "cirrus,micbias-lvl", &val))
+ regmap_update_bits(cs53l30->regmap, CS53L30_MICBIAS_CTL,
+ CS53L30_MIC_BIAS_CTRL_MASK, val);
+
+ if (of_property_read_bool(np, "cirrus,use-sdout2"))
+ cs53l30->use_sdout2 = true;
+
+ dev_info(dev, "Cirrus Logic CS53L30, Revision: %02X\n", reg & 0xFF);
+
+ ret = snd_soc_register_codec(dev, &cs53l30_driver, &cs53l30_dai, 1);
+ if (ret) {
+ dev_err(dev, "failed to register codec: %d\n", ret);
+ goto error;
+ }
+
+ return 0;
+
+error:
+ regulator_bulk_disable(ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+ return ret;
+}
+
+static int cs53l30_i2c_remove(struct i2c_client *client)
+{
+ struct cs53l30_private *cs53l30 = i2c_get_clientdata(client);
+
+ snd_soc_unregister_codec(&client->dev);
+
+ /* Hold down reset */
+ if (cs53l30->reset_gpio)
+ gpiod_set_value_cansleep(cs53l30->reset_gpio, 0);
+
+ regulator_bulk_disable(ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int cs53l30_runtime_suspend(struct device *dev)
+{
+ struct cs53l30_private *cs53l30 = dev_get_drvdata(dev);
+
+ regcache_cache_only(cs53l30->regmap, true);
+
+ /* Hold down reset */
+ if (cs53l30->reset_gpio)
+ gpiod_set_value_cansleep(cs53l30->reset_gpio, 0);
+
+ regulator_bulk_disable(ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+
+ return 0;
+}
+
+static int cs53l30_runtime_resume(struct device *dev)
+{
+ struct cs53l30_private *cs53l30 = dev_get_drvdata(dev);
+ int ret;
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(cs53l30->supplies),
+ cs53l30->supplies);
+ if (ret) {
+ dev_err(dev, "failed to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ if (cs53l30->reset_gpio)
+ gpiod_set_value_cansleep(cs53l30->reset_gpio, 1);
+
+ regcache_cache_only(cs53l30->regmap, false);
+ ret = regcache_sync(cs53l30->regmap);
+ if (ret) {
+ dev_err(dev, "failed to synchronize regcache: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops cs53l30_runtime_pm = {
+ SET_RUNTIME_PM_OPS(cs53l30_runtime_suspend, cs53l30_runtime_resume,
+ NULL)
+};
+
+static const struct of_device_id cs53l30_of_match[] = {
+ { .compatible = "cirrus,cs53l30", },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, cs53l30_of_match);
+
+static const struct i2c_device_id cs53l30_id[] = {
+ { "cs53l30", 0 },
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, cs53l30_id);
+
+static struct i2c_driver cs53l30_i2c_driver = {
+ .driver = {
+ .name = "cs53l30",
+ .pm = &cs53l30_runtime_pm,
+ },
+ .id_table = cs53l30_id,
+ .probe = cs53l30_i2c_probe,
+ .remove = cs53l30_i2c_remove,
+};
+
+module_i2c_driver(cs53l30_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC CS53L30 driver");
+MODULE_AUTHOR("Paul Handrigan, Cirrus Logic Inc, <Paul.Handrigan@cirrus.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/cs53l30.h b/sound/soc/codecs/cs53l30.h
new file mode 100644
index 000000000000..5e39da568749
--- /dev/null
+++ b/sound/soc/codecs/cs53l30.h
@@ -0,0 +1,459 @@
+/*
+ * ALSA SoC CS53L30 codec driver
+ *
+ * Copyright 2015 Cirrus Logic, Inc.
+ *
+ * Author: Paul Handrigan <Paul.Handrigan@cirrus.com>,
+ * Tim Howe <Tim.Howe@cirrus.com>
+ *
+ * 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.
+ *
+ */
+
+#ifndef __CS53L30_H__
+#define __CS53L30_H__
+
+/* I2C Registers */
+#define CS53L30_DEVID_AB 0x01 /* Device ID A & B [RO]. */
+#define CS53L30_DEVID_CD 0x02 /* Device ID C & D [RO]. */
+#define CS53L30_DEVID_E 0x03 /* Device ID E [RO]. */
+#define CS53L30_REVID 0x05 /* Revision ID [RO]. */
+#define CS53L30_PWRCTL 0x06 /* Power Control. */
+#define CS53L30_MCLKCTL 0x07 /* MCLK Control. */
+#define CS53L30_INT_SR_CTL 0x08 /* Internal Sample Rate Control. */
+#define CS53L30_MICBIAS_CTL 0x0A /* Mic Bias Control. */
+#define CS53L30_ASPCFG_CTL 0x0C /* ASP Config Control. */
+#define CS53L30_ASP_CTL1 0x0D /* ASP1 Control. */
+#define CS53L30_ASP_TDMTX_CTL1 0x0E /* ASP1 TDM TX Control 1 */
+#define CS53L30_ASP_TDMTX_CTL2 0x0F /* ASP1 TDM TX Control 2 */
+#define CS53L30_ASP_TDMTX_CTL3 0x10 /* ASP1 TDM TX Control 3 */
+#define CS53L30_ASP_TDMTX_CTL4 0x11 /* ASP1 TDM TX Control 4 */
+#define CS53L30_ASP_TDMTX_EN1 0x12 /* ASP1 TDM TX Enable 1 */
+#define CS53L30_ASP_TDMTX_EN2 0x13 /* ASP1 TDM TX Enable 2 */
+#define CS53L30_ASP_TDMTX_EN3 0x14 /* ASP1 TDM TX Enable 3 */
+#define CS53L30_ASP_TDMTX_EN4 0x15 /* ASP1 TDM TX Enable 4 */
+#define CS53L30_ASP_TDMTX_EN5 0x16 /* ASP1 TDM TX Enable 5 */
+#define CS53L30_ASP_TDMTX_EN6 0x17 /* ASP1 TDM TX Enable 6 */
+#define CS53L30_ASP_CTL2 0x18 /* ASP2 Control. */
+#define CS53L30_SFT_RAMP 0x1A /* Soft Ramp Control. */
+#define CS53L30_LRCK_CTL1 0x1B /* LRCK Control 1. */
+#define CS53L30_LRCK_CTL2 0x1C /* LRCK Control 2. */
+#define CS53L30_MUTEP_CTL1 0x1F /* Mute Pin Control 1. */
+#define CS53L30_MUTEP_CTL2 0x20 /* Mute Pin Control 2. */
+#define CS53L30_INBIAS_CTL1 0x21 /* Input Bias Control 1. */
+#define CS53L30_INBIAS_CTL2 0x22 /* Input Bias Control 2. */
+#define CS53L30_DMIC1_STR_CTL 0x23 /* DMIC1 Stereo Control. */
+#define CS53L30_DMIC2_STR_CTL 0x24 /* DMIC2 Stereo Control. */
+#define CS53L30_ADCDMIC1_CTL1 0x25 /* ADC1/DMIC1 Control 1. */
+#define CS53L30_ADCDMIC1_CTL2 0x26 /* ADC1/DMIC1 Control 2. */
+#define CS53L30_ADC1_CTL3 0x27 /* ADC1 Control 3. */
+#define CS53L30_ADC1_NG_CTL 0x28 /* ADC1 Noise Gate Control. */
+#define CS53L30_ADC1A_AFE_CTL 0x29 /* ADC1A AFE Control. */
+#define CS53L30_ADC1B_AFE_CTL 0x2A /* ADC1B AFE Control. */
+#define CS53L30_ADC1A_DIG_VOL 0x2B /* ADC1A Digital Volume. */
+#define CS53L30_ADC1B_DIG_VOL 0x2C /* ADC1B Digital Volume. */
+#define CS53L30_ADCDMIC2_CTL1 0x2D /* ADC2/DMIC2 Control 1. */
+#define CS53L30_ADCDMIC2_CTL2 0x2E /* ADC2/DMIC2 Control 2. */
+#define CS53L30_ADC2_CTL3 0x2F /* ADC2 Control 3. */
+#define CS53L30_ADC2_NG_CTL 0x30 /* ADC2 Noise Gate Control. */
+#define CS53L30_ADC2A_AFE_CTL 0x31 /* ADC2A AFE Control. */
+#define CS53L30_ADC2B_AFE_CTL 0x32 /* ADC2B AFE Control. */
+#define CS53L30_ADC2A_DIG_VOL 0x33 /* ADC2A Digital Volume. */
+#define CS53L30_ADC2B_DIG_VOL 0x34 /* ADC2B Digital Volume. */
+#define CS53L30_INT_MASK 0x35 /* Interrupt Mask. */
+#define CS53L30_IS 0x36 /* Interrupt Status. */
+#define CS53L30_MAX_REGISTER 0x36
+
+#define CS53L30_TDM_SLOT_MAX 4
+#define CS53L30_ASP_TDMTX_CTL(x) (CS53L30_ASP_TDMTX_CTL1 + (x))
+/* x : index for registers; n : index for slot; 8 slots per register */
+#define CS53L30_ASP_TDMTX_ENx(x) (CS53L30_ASP_TDMTX_EN6 - (x))
+#define CS53L30_ASP_TDMTX_ENn(n) CS53L30_ASP_TDMTX_ENx((n) >> 3)
+#define CS53L30_ASP_TDMTX_ENx_MAX 6
+
+/* Device ID */
+#define CS53L30_DEVID 0x53A30
+
+/* PDN_DONE Poll Maximum
+ * If soft ramp is set it will take much longer to power down
+ * the system.
+ */
+#define CS53L30_PDN_POLL_MAX 90
+
+/* Bitfield Definitions */
+
+/* R6 (0x06) CS53L30_PWRCTL - Power Control */
+#define CS53L30_PDN_ULP_SHIFT 7
+#define CS53L30_PDN_ULP_MASK (1 << CS53L30_PDN_ULP_SHIFT)
+#define CS53L30_PDN_ULP (1 << CS53L30_PDN_ULP_SHIFT)
+#define CS53L30_PDN_LP_SHIFT 6
+#define CS53L30_PDN_LP_MASK (1 << CS53L30_PDN_LP_SHIFT)
+#define CS53L30_PDN_LP (1 << CS53L30_PDN_LP_SHIFT)
+#define CS53L30_DISCHARGE_FILT_SHIFT 5
+#define CS53L30_DISCHARGE_FILT_MASK (1 << CS53L30_DISCHARGE_FILT_SHIFT)
+#define CS53L30_DISCHARGE_FILT (1 << CS53L30_DISCHARGE_FILT_SHIFT)
+#define CS53L30_THMS_PDN_SHIFT 4
+#define CS53L30_THMS_PDN_MASK (1 << CS53L30_THMS_PDN_SHIFT)
+#define CS53L30_THMS_PDN (1 << CS53L30_THMS_PDN_SHIFT)
+
+#define CS53L30_PWRCTL_DEFAULT (CS53L30_THMS_PDN)
+
+/* R7 (0x07) CS53L30_MCLKCTL - MCLK Control */
+#define CS53L30_MCLK_DIS_SHIFT 7
+#define CS53L30_MCLK_DIS_MASK (1 << CS53L30_MCLK_DIS_SHIFT)
+#define CS53L30_MCLK_DIS (1 << CS53L30_MCLK_DIS_SHIFT)
+#define CS53L30_MCLK_INT_SCALE_SHIFT 6
+#define CS53L30_MCLK_INT_SCALE_MASK (1 << CS53L30_MCLK_INT_SCALE_SHIFT)
+#define CS53L30_MCLK_INT_SCALE (1 << CS53L30_MCLK_INT_SCALE_SHIFT)
+#define CS53L30_DMIC_DRIVE_SHIFT 5
+#define CS53L30_DMIC_DRIVE_MASK (1 << CS53L30_DMIC_DRIVE_SHIFT)
+#define CS53L30_DMIC_DRIVE (1 << CS53L30_DMIC_DRIVE_SHIFT)
+#define CS53L30_MCLK_DIV_SHIFT 2
+#define CS53L30_MCLK_DIV_WIDTH 2
+#define CS53L30_MCLK_DIV_MASK (((1 << CS53L30_MCLK_DIV_WIDTH) - 1) << CS53L30_MCLK_DIV_SHIFT)
+#define CS53L30_MCLK_DIV_BY_1 (0x0 << CS53L30_MCLK_DIV_SHIFT)
+#define CS53L30_MCLK_DIV_BY_2 (0x1 << CS53L30_MCLK_DIV_SHIFT)
+#define CS53L30_MCLK_DIV_BY_3 (0x2 << CS53L30_MCLK_DIV_SHIFT)
+#define CS53L30_SYNC_EN_SHIFT 1
+#define CS53L30_SYNC_EN_MASK (1 << CS53L30_SYNC_EN_SHIFT)
+#define CS53L30_SYNC_EN (1 << CS53L30_SYNC_EN_SHIFT)
+
+#define CS53L30_MCLKCTL_DEFAULT (CS53L30_MCLK_DIV_BY_2)
+
+/* R8 (0x08) CS53L30_INT_SR_CTL - Internal Sample Rate Control */
+#define CS53L30_INTRNL_FS_RATIO_SHIFT 4
+#define CS53L30_INTRNL_FS_RATIO_MASK (1 << CS53L30_INTRNL_FS_RATIO_SHIFT)
+#define CS53L30_INTRNL_FS_RATIO (1 << CS53L30_INTRNL_FS_RATIO_SHIFT)
+#define CS53L30_MCLK_19MHZ_EN_SHIFT 0
+#define CS53L30_MCLK_19MHZ_EN_MASK (1 << CS53L30_MCLK_19MHZ_EN_SHIFT)
+#define CS53L30_MCLK_19MHZ_EN (1 << CS53L30_MCLK_19MHZ_EN_SHIFT)
+
+/* 0x6 << 1 is reserved bits */
+#define CS53L30_INT_SR_CTL_DEFAULT (CS53L30_INTRNL_FS_RATIO | 0x6 << 1)
+
+/* R10 (0x0A) CS53L30_MICBIAS_CTL - Mic Bias Control */
+#define CS53L30_MIC4_BIAS_PDN_SHIFT 7
+#define CS53L30_MIC4_BIAS_PDN_MASK (1 << CS53L30_MIC4_BIAS_PDN_SHIFT)
+#define CS53L30_MIC4_BIAS_PDN (1 << CS53L30_MIC4_BIAS_PDN_SHIFT)
+#define CS53L30_MIC3_BIAS_PDN_SHIFT 6
+#define CS53L30_MIC3_BIAS_PDN_MASK (1 << CS53L30_MIC3_BIAS_PDN_SHIFT)
+#define CS53L30_MIC3_BIAS_PDN (1 << CS53L30_MIC3_BIAS_PDN_SHIFT)
+#define CS53L30_MIC2_BIAS_PDN_SHIFT 5
+#define CS53L30_MIC2_BIAS_PDN_MASK (1 << CS53L30_MIC2_BIAS_PDN_SHIFT)
+#define CS53L30_MIC2_BIAS_PDN (1 << CS53L30_MIC2_BIAS_PDN_SHIFT)
+#define CS53L30_MIC1_BIAS_PDN_SHIFT 4
+#define CS53L30_MIC1_BIAS_PDN_MASK (1 << CS53L30_MIC1_BIAS_PDN_SHIFT)
+#define CS53L30_MIC1_BIAS_PDN (1 << CS53L30_MIC1_BIAS_PDN_SHIFT)
+#define CS53L30_MICx_BIAS_PDN (0xf << CS53L30_MIC1_BIAS_PDN_SHIFT)
+#define CS53L30_VP_MIN_SHIFT 2
+#define CS53L30_VP_MIN_MASK (1 << CS53L30_VP_MIN_SHIFT)
+#define CS53L30_VP_MIN (1 << CS53L30_VP_MIN_SHIFT)
+#define CS53L30_MIC_BIAS_CTRL_SHIFT 0
+#define CS53L30_MIC_BIAS_CTRL_WIDTH 2
+#define CS53L30_MIC_BIAS_CTRL_MASK (((1 << CS53L30_MIC_BIAS_CTRL_WIDTH) - 1) << CS53L30_MIC_BIAS_CTRL_SHIFT)
+#define CS53L30_MIC_BIAS_CTRL_HIZ (0 << CS53L30_MIC_BIAS_CTRL_SHIFT)
+#define CS53L30_MIC_BIAS_CTRL_1V8 (1 << CS53L30_MIC_BIAS_CTRL_SHIFT)
+#define CS53L30_MIC_BIAS_CTRL_2V75 (2 << CS53L30_MIC_BIAS_CTRL_SHIFT)
+
+#define CS53L30_MICBIAS_CTL_DEFAULT (CS53L30_MICx_BIAS_PDN | CS53L30_VP_MIN)
+
+/* R12 (0x0C) CS53L30_ASPCFG_CTL - ASP Configuration Control */
+#define CS53L30_ASP_MS_SHIFT 7
+#define CS53L30_ASP_MS_MASK (1 << CS53L30_ASP_MS_SHIFT)
+#define CS53L30_ASP_MS (1 << CS53L30_ASP_MS_SHIFT)
+#define CS53L30_ASP_SCLK_INV_SHIFT 4
+#define CS53L30_ASP_SCLK_INV_MASK (1 << CS53L30_ASP_SCLK_INV_SHIFT)
+#define CS53L30_ASP_SCLK_INV (1 << CS53L30_ASP_SCLK_INV_SHIFT)
+#define CS53L30_ASP_RATE_SHIFT 0
+#define CS53L30_ASP_RATE_WIDTH 4
+#define CS53L30_ASP_RATE_MASK (((1 << CS53L30_ASP_RATE_WIDTH) - 1) << CS53L30_ASP_RATE_SHIFT)
+#define CS53L30_ASP_RATE_48K (0xc << CS53L30_ASP_RATE_SHIFT)
+
+#define CS53L30_ASPCFG_CTL_DEFAULT (CS53L30_ASP_RATE_48K)
+
+/* R13/R24 (0x0D/0x18) CS53L30_ASP_CTL1 & CS53L30_ASP_CTL2 - ASP Control 1~2 */
+#define CS53L30_ASP_TDM_PDN_SHIFT 7
+#define CS53L30_ASP_TDM_PDN_MASK (1 << CS53L30_ASP_TDM_PDN_SHIFT)
+#define CS53L30_ASP_TDM_PDN (1 << CS53L30_ASP_TDM_PDN_SHIFT)
+#define CS53L30_ASP_SDOUTx_PDN_SHIFT 6
+#define CS53L30_ASP_SDOUTx_PDN_MASK (1 << CS53L30_ASP_SDOUTx_PDN_SHIFT)
+#define CS53L30_ASP_SDOUTx_PDN (1 << CS53L30_ASP_SDOUTx_PDN_SHIFT)
+#define CS53L30_ASP_3ST_SHIFT 5
+#define CS53L30_ASP_3ST_MASK (1 << CS53L30_ASP_3ST_SHIFT)
+#define CS53L30_ASP_3ST (1 << CS53L30_ASP_3ST_SHIFT)
+#define CS53L30_SHIFT_LEFT_SHIFT 4
+#define CS53L30_SHIFT_LEFT_MASK (1 << CS53L30_SHIFT_LEFT_SHIFT)
+#define CS53L30_SHIFT_LEFT (1 << CS53L30_SHIFT_LEFT_SHIFT)
+#define CS53L30_ASP_SDOUTx_DRIVE_SHIFT 0
+#define CS53L30_ASP_SDOUTx_DRIVE_MASK (1 << CS53L30_ASP_SDOUTx_DRIVE_SHIFT)
+#define CS53L30_ASP_SDOUTx_DRIVE (1 << CS53L30_ASP_SDOUTx_DRIVE_SHIFT)
+
+#define CS53L30_ASP_CTL1_DEFAULT (CS53L30_ASP_TDM_PDN)
+#define CS53L30_ASP_CTL2_DEFAULT (0)
+
+/* R14 (0x0E) ~ R17 (0x11) CS53L30_ASP_TDMTX_CTLx - ASP TDM TX Control 1~4 */
+#define CS53L30_ASP_CHx_TX_STATE_SHIFT 7
+#define CS53L30_ASP_CHx_TX_STATE_MASK (1 << CS53L30_ASP_CHx_TX_STATE_SHIFT)
+#define CS53L30_ASP_CHx_TX_STATE (1 << CS53L30_ASP_CHx_TX_STATE_SHIFT)
+#define CS53L30_ASP_CHx_TX_LOC_SHIFT 0
+#define CS53L30_ASP_CHx_TX_LOC_WIDTH 6
+#define CS53L30_ASP_CHx_TX_LOC_MASK (((1 << CS53L30_ASP_CHx_TX_LOC_WIDTH) - 1) << CS53L30_ASP_CHx_TX_LOC_SHIFT)
+#define CS53L30_ASP_CHx_TX_LOC_MAX (47 << CS53L30_ASP_CHx_TX_LOC_SHIFT)
+#define CS53L30_ASP_CHx_TX_LOC(x) ((x) << CS53L30_ASP_CHx_TX_LOC_SHIFT)
+
+#define CS53L30_ASP_TDMTX_CTLx_DEFAULT (CS53L30_ASP_CHx_TX_LOC_MAX)
+
+/* R18 (0x12) ~ R23 (0x17) CS53L30_ASP_TDMTX_ENx - ASP TDM TX Enable 1~6 */
+#define CS53L30_ASP_TDMTX_ENx_DEFAULT (0)
+
+/* R26 (0x1A) CS53L30_SFT_RAMP - Soft Ramp Control */
+#define CS53L30_DIGSFT_SHIFT 5
+#define CS53L30_DIGSFT_MASK (1 << CS53L30_DIGSFT_SHIFT)
+#define CS53L30_DIGSFT (1 << CS53L30_DIGSFT_SHIFT)
+
+#define CS53L30_SFT_RMP_DEFAULT (0)
+
+/* R28 (0x1C) CS53L30_LRCK_CTL2 - LRCK Control 2 */
+#define CS53L30_LRCK_50_NPW_SHIFT 3
+#define CS53L30_LRCK_50_NPW_MASK (1 << CS53L30_LRCK_50_NPW_SHIFT)
+#define CS53L30_LRCK_50_NPW (1 << CS53L30_LRCK_50_NPW_SHIFT)
+#define CS53L30_LRCK_TPWH_SHIFT 0
+#define CS53L30_LRCK_TPWH_WIDTH 3
+#define CS53L30_LRCK_TPWH_MASK (((1 << CS53L30_LRCK_TPWH_WIDTH) - 1) << CS53L30_LRCK_TPWH_SHIFT)
+#define CS53L30_LRCK_TPWH(x) (((x) << CS53L30_LRCK_TPWH_SHIFT) & CS53L30_LRCK_TPWH_MASK)
+
+#define CS53L30_LRCK_CTLx_DEFAULT (0)
+
+/* R31 (0x1F) CS53L30_MUTEP_CTL1 - MUTE Pin Control 1 */
+#define CS53L30_MUTE_PDN_ULP_SHIFT 7
+#define CS53L30_MUTE_PDN_ULP_MASK (1 << CS53L30_MUTE_PDN_ULP_SHIFT)
+#define CS53L30_MUTE_PDN_ULP (1 << CS53L30_MUTE_PDN_ULP_SHIFT)
+#define CS53L30_MUTE_PDN_LP_SHIFT 6
+#define CS53L30_MUTE_PDN_LP_MASK (1 << CS53L30_MUTE_PDN_LP_SHIFT)
+#define CS53L30_MUTE_PDN_LP (1 << CS53L30_MUTE_PDN_LP_SHIFT)
+#define CS53L30_MUTE_M4B_PDN_SHIFT 4
+#define CS53L30_MUTE_M4B_PDN_MASK (1 << CS53L30_MUTE_M4B_PDN_SHIFT)
+#define CS53L30_MUTE_M4B_PDN (1 << CS53L30_MUTE_M4B_PDN_SHIFT)
+#define CS53L30_MUTE_M3B_PDN_SHIFT 3
+#define CS53L30_MUTE_M3B_PDN_MASK (1 << CS53L30_MUTE_M3B_PDN_SHIFT)
+#define CS53L30_MUTE_M3B_PDN (1 << CS53L30_MUTE_M3B_PDN_SHIFT)
+#define CS53L30_MUTE_M2B_PDN_SHIFT 2
+#define CS53L30_MUTE_M2B_PDN_MASK (1 << CS53L30_MUTE_M2B_PDN_SHIFT)
+#define CS53L30_MUTE_M2B_PDN (1 << CS53L30_MUTE_M2B_PDN_SHIFT)
+#define CS53L30_MUTE_M1B_PDN_SHIFT 1
+#define CS53L30_MUTE_M1B_PDN_MASK (1 << CS53L30_MUTE_M1B_PDN_SHIFT)
+#define CS53L30_MUTE_M1B_PDN (1 << CS53L30_MUTE_M1B_PDN_SHIFT)
+/* Note: be careful - x starts from 0 */
+#define CS53L30_MUTE_MxB_PDN_SHIFT(x) (CS53L30_MUTE_M1B_PDN_SHIFT + (x))
+#define CS53L30_MUTE_MxB_PDN_MASK(x) (1 << CS53L30_MUTE_MxB_PDN_SHIFT(x))
+#define CS53L30_MUTE_MxB_PDN(x) (1 << CS53L30_MUTE_MxB_PDN_SHIFT(x))
+#define CS53L30_MUTE_MB_ALL_PDN_SHIFT 0
+#define CS53L30_MUTE_MB_ALL_PDN_MASK (1 << CS53L30_MUTE_MB_ALL_PDN_SHIFT)
+#define CS53L30_MUTE_MB_ALL_PDN (1 << CS53L30_MUTE_MB_ALL_PDN_SHIFT)
+
+#define CS53L30_MUTEP_CTL1_MUTEALL (0xdf)
+#define CS53L30_MUTEP_CTL1_DEFAULT (0)
+
+/* R32 (0x20) CS53L30_MUTEP_CTL2 - MUTE Pin Control 2 */
+#define CS53L30_MUTE_PIN_POLARITY_SHIFT 7
+#define CS53L30_MUTE_PIN_POLARITY_MASK (1 << CS53L30_MUTE_PIN_POLARITY_SHIFT)
+#define CS53L30_MUTE_PIN_POLARITY (1 << CS53L30_MUTE_PIN_POLARITY_SHIFT)
+#define CS53L30_MUTE_ASP_TDM_PDN_SHIFT 6
+#define CS53L30_MUTE_ASP_TDM_PDN_MASK (1 << CS53L30_MUTE_ASP_TDM_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_TDM_PDN (1 << CS53L30_MUTE_ASP_TDM_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_SDOUT2_PDN_SHIFT 5
+#define CS53L30_MUTE_ASP_SDOUT2_PDN_MASK (1 << CS53L30_MUTE_ASP_SDOUT2_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_SDOUT2_PDN (1 << CS53L30_MUTE_ASP_SDOUT2_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_SDOUT1_PDN_SHIFT 4
+#define CS53L30_MUTE_ASP_SDOUT1_PDN_MASK (1 << CS53L30_MUTE_ASP_SDOUT1_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_SDOUT1_PDN (1 << CS53L30_MUTE_ASP_SDOUT1_PDN_SHIFT)
+/* Note: be careful - x starts from 0 */
+#define CS53L30_MUTE_ASP_SDOUTx_PDN_SHIFT(x) ((x) + CS53L30_MUTE_ASP_SDOUT1_PDN_SHIFT)
+#define CS53L30_MUTE_ASP_SDOUTx_PDN_MASK(x) (1 << CS53L30_MUTE_ASP_SDOUTx_PDN_SHIFT(x))
+#define CS53L30_MUTE_ASP_SDOUTx_PDN (1 << CS53L30_MUTE_ASP_SDOUTx_PDN_SHIFT(x))
+#define CS53L30_MUTE_ADC2B_PDN_SHIFT 3
+#define CS53L30_MUTE_ADC2B_PDN_MASK (1 << CS53L30_MUTE_ADC2B_PDN_SHIFT)
+#define CS53L30_MUTE_ADC2B_PDN (1 << CS53L30_MUTE_ADC2B_PDN_SHIFT)
+#define CS53L30_MUTE_ADC2A_PDN_SHIFT 2
+#define CS53L30_MUTE_ADC2A_PDN_MASK (1 << CS53L30_MUTE_ADC2A_PDN_SHIFT)
+#define CS53L30_MUTE_ADC2A_PDN (1 << CS53L30_MUTE_ADC2A_PDN_SHIFT)
+#define CS53L30_MUTE_ADC1B_PDN_SHIFT 1
+#define CS53L30_MUTE_ADC1B_PDN_MASK (1 << CS53L30_MUTE_ADC1B_PDN_SHIFT)
+#define CS53L30_MUTE_ADC1B_PDN (1 << CS53L30_MUTE_ADC1B_PDN_SHIFT)
+#define CS53L30_MUTE_ADC1A_PDN_SHIFT 0
+#define CS53L30_MUTE_ADC1A_PDN_MASK (1 << CS53L30_MUTE_ADC1A_PDN_SHIFT)
+#define CS53L30_MUTE_ADC1A_PDN (1 << CS53L30_MUTE_ADC1A_PDN_SHIFT)
+
+#define CS53L30_MUTEP_CTL2_DEFAULT (CS53L30_MUTE_PIN_POLARITY)
+
+/* R33 (0x21) CS53L30_INBIAS_CTL1 - Input Bias Control 1 */
+#define CS53L30_IN4M_BIAS_SHIFT 6
+#define CS53L30_IN4M_BIAS_WIDTH 2
+#define CS53L30_IN4M_BIAS_MASK (((1 << CS53L30_IN4M_BIAS_WIDTH) - 1) << CS53L30_IN4M_BIAS_SHIFT)
+#define CS53L30_IN4M_BIAS_OPEN (0 << CS53L30_IN4M_BIAS_SHIFT)
+#define CS53L30_IN4M_BIAS_PULL_DOWN (1 << CS53L30_IN4M_BIAS_SHIFT)
+#define CS53L30_IN4M_BIAS_VCM (2 << CS53L30_IN4M_BIAS_SHIFT)
+#define CS53L30_IN4P_BIAS_SHIFT 4
+#define CS53L30_IN4P_BIAS_WIDTH 2
+#define CS53L30_IN4P_BIAS_MASK (((1 << CS53L30_IN4P_BIAS_WIDTH) - 1) << CS53L30_IN4P_BIAS_SHIFT)
+#define CS53L30_IN4P_BIAS_OPEN (0 << CS53L30_IN4P_BIAS_SHIFT)
+#define CS53L30_IN4P_BIAS_PULL_DOWN (1 << CS53L30_IN4P_BIAS_SHIFT)
+#define CS53L30_IN4P_BIAS_VCM (2 << CS53L30_IN4P_BIAS_SHIFT)
+#define CS53L30_IN3M_BIAS_SHIFT 2
+#define CS53L30_IN3M_BIAS_WIDTH 2
+#define CS53L30_IN3M_BIAS_MASK (((1 << CS53L30_IN3M_BIAS_WIDTH) - 1) << CS53L30_IN4M_BIAS_SHIFT)
+#define CS53L30_IN3M_BIAS_OPEN (0 << CS53L30_IN3M_BIAS_SHIFT)
+#define CS53L30_IN3M_BIAS_PULL_DOWN (1 << CS53L30_IN3M_BIAS_SHIFT)
+#define CS53L30_IN3M_BIAS_VCM (2 << CS53L30_IN3M_BIAS_SHIFT)
+#define CS53L30_IN3P_BIAS_SHIFT 0
+#define CS53L30_IN3P_BIAS_WIDTH 2
+#define CS53L30_IN3P_BIAS_MASK (((1 << CS53L30_IN3P_BIAS_WIDTH) - 1) << CS53L30_IN3P_BIAS_SHIFT)
+#define CS53L30_IN3P_BIAS_OPEN (0 << CS53L30_IN3P_BIAS_SHIFT)
+#define CS53L30_IN3P_BIAS_PULL_DOWN (1 << CS53L30_IN3P_BIAS_SHIFT)
+#define CS53L30_IN3P_BIAS_VCM (2 << CS53L30_IN3P_BIAS_SHIFT)
+
+#define CS53L30_INBIAS_CTL1_DEFAULT (CS53L30_IN4M_BIAS_VCM | CS53L30_IN4P_BIAS_VCM |\
+ CS53L30_IN3M_BIAS_VCM | CS53L30_IN3P_BIAS_VCM)
+
+/* R34 (0x22) CS53L30_INBIAS_CTL2 - Input Bias Control 2 */
+#define CS53L30_IN2M_BIAS_SHIFT 6
+#define CS53L30_IN2M_BIAS_WIDTH 2
+#define CS53L30_IN2M_BIAS_MASK (((1 << CS53L30_IN2M_BIAS_WIDTH) - 1) << CS53L30_IN2M_BIAS_SHIFT)
+#define CS53L30_IN2M_BIAS_OPEN (0 << CS53L30_IN2M_BIAS_SHIFT)
+#define CS53L30_IN2M_BIAS_PULL_DOWN (1 << CS53L30_IN2M_BIAS_SHIFT)
+#define CS53L30_IN2M_BIAS_VCM (2 << CS53L30_IN2M_BIAS_SHIFT)
+#define CS53L30_IN2P_BIAS_SHIFT 4
+#define CS53L30_IN2P_BIAS_WIDTH 2
+#define CS53L30_IN2P_BIAS_MASK (((1 << CS53L30_IN2P_BIAS_WIDTH) - 1) << CS53L30_IN2P_BIAS_SHIFT)
+#define CS53L30_IN2P_BIAS_OPEN (0 << CS53L30_IN2P_BIAS_SHIFT)
+#define CS53L30_IN2P_BIAS_PULL_DOWN (1 << CS53L30_IN2P_BIAS_SHIFT)
+#define CS53L30_IN2P_BIAS_VCM (2 << CS53L30_IN2P_BIAS_SHIFT)
+#define CS53L30_IN1M_BIAS_SHIFT 2
+#define CS53L30_IN1M_BIAS_WIDTH 2
+#define CS53L30_IN1M_BIAS_MASK (((1 << CS53L30_IN1M_BIAS_WIDTH) - 1) << CS53L30_IN1M_BIAS_SHIFT)
+#define CS53L30_IN1M_BIAS_OPEN (0 << CS53L30_IN1M_BIAS_SHIFT)
+#define CS53L30_IN1M_BIAS_PULL_DOWN (1 << CS53L30_IN1M_BIAS_SHIFT)
+#define CS53L30_IN1M_BIAS_VCM (2 << CS53L30_IN1M_BIAS_SHIFT)
+#define CS53L30_IN1P_BIAS_SHIFT 0
+#define CS53L30_IN1P_BIAS_WIDTH 2
+#define CS53L30_IN1P_BIAS_MASK (((1 << CS53L30_IN1P_BIAS_WIDTH) - 1) << CS53L30_IN1P_BIAS_SHIFT)
+#define CS53L30_IN1P_BIAS_OPEN (0 << CS53L30_IN1P_BIAS_SHIFT)
+#define CS53L30_IN1P_BIAS_PULL_DOWN (1 << CS53L30_IN1P_BIAS_SHIFT)
+#define CS53L30_IN1P_BIAS_VCM (2 << CS53L30_IN1P_BIAS_SHIFT)
+
+#define CS53L30_INBIAS_CTL2_DEFAULT (CS53L30_IN2M_BIAS_VCM | CS53L30_IN2P_BIAS_VCM |\
+ CS53L30_IN1M_BIAS_VCM | CS53L30_IN1P_BIAS_VCM)
+
+/* R35 (0x23) & R36 (0x24) CS53L30_DMICx_STR_CTL - DMIC1 & DMIC2 Stereo Control */
+#define CS53L30_DMICx_STEREO_ENB_SHIFT 5
+#define CS53L30_DMICx_STEREO_ENB_MASK (1 << CS53L30_DMICx_STEREO_ENB_SHIFT)
+#define CS53L30_DMICx_STEREO_ENB (1 << CS53L30_DMICx_STEREO_ENB_SHIFT)
+
+/* 0x88 and 0xCC are reserved bits */
+#define CS53L30_DMIC1_STR_CTL_DEFAULT (CS53L30_DMICx_STEREO_ENB | 0x88)
+#define CS53L30_DMIC2_STR_CTL_DEFAULT (CS53L30_DMICx_STEREO_ENB | 0xCC)
+
+/* R37/R45 (0x25/0x2D) CS53L30_ADCDMICx_CTL1 - ADC1/DMIC1 & ADC2/DMIC2 Control 1 */
+#define CS53L30_ADCxB_PDN_SHIFT 7
+#define CS53L30_ADCxB_PDN_MASK (1 << CS53L30_ADCxB_PDN_SHIFT)
+#define CS53L30_ADCxB_PDN (1 << CS53L30_ADCxB_PDN_SHIFT)
+#define CS53L30_ADCxA_PDN_SHIFT 6
+#define CS53L30_ADCxA_PDN_MASK (1 << CS53L30_ADCxA_PDN_SHIFT)
+#define CS53L30_ADCxA_PDN (1 << CS53L30_ADCxA_PDN_SHIFT)
+#define CS53L30_DMICx_PDN_SHIFT 2
+#define CS53L30_DMICx_PDN_MASK (1 << CS53L30_DMICx_PDN_SHIFT)
+#define CS53L30_DMICx_PDN (1 << CS53L30_DMICx_PDN_SHIFT)
+#define CS53L30_DMICx_SCLK_DIV_SHIFT 1
+#define CS53L30_DMICx_SCLK_DIV_MASK (1 << CS53L30_DMICx_SCLK_DIV_SHIFT)
+#define CS53L30_DMICx_SCLK_DIV (1 << CS53L30_DMICx_SCLK_DIV_SHIFT)
+#define CS53L30_CH_TYPE_SHIFT 0
+#define CS53L30_CH_TYPE_MASK (1 << CS53L30_CH_TYPE_SHIFT)
+#define CS53L30_CH_TYPE (1 << CS53L30_CH_TYPE_SHIFT)
+
+#define CS53L30_ADCDMICx_PDN_MASK 0xFF
+#define CS53L30_ADCDMICx_CTL1_DEFAULT (CS53L30_DMICx_PDN)
+
+/* R38/R46 (0x26/0x2E) CS53L30_ADCDMICx_CTL2 - ADC1/DMIC1 & ADC2/DMIC2 Control 2 */
+#define CS53L30_ADCx_NOTCH_DIS_SHIFT 7
+#define CS53L30_ADCx_NOTCH_DIS_MASK (1 << CS53L30_ADCx_NOTCH_DIS_SHIFT)
+#define CS53L30_ADCx_NOTCH_DIS (1 << CS53L30_ADCx_NOTCH_DIS_SHIFT)
+#define CS53L30_ADCxB_INV_SHIFT 5
+#define CS53L30_ADCxB_INV_MASK (1 << CS53L30_ADCxB_INV_SHIFT)
+#define CS53L30_ADCxB_INV (1 << CS53L30_ADCxB_INV_SHIFT)
+#define CS53L30_ADCxA_INV_SHIFT 4
+#define CS53L30_ADCxA_INV_MASK (1 << CS53L30_ADCxA_INV_SHIFT)
+#define CS53L30_ADCxA_INV (1 << CS53L30_ADCxA_INV_SHIFT)
+#define CS53L30_ADCxB_DIG_BOOST_SHIFT 1
+#define CS53L30_ADCxB_DIG_BOOST_MASK (1 << CS53L30_ADCxB_DIG_BOOST_SHIFT)
+#define CS53L30_ADCxB_DIG_BOOST (1 << CS53L30_ADCxB_DIG_BOOST_SHIFT)
+#define CS53L30_ADCxA_DIG_BOOST_SHIFT 0
+#define CS53L30_ADCxA_DIG_BOOST_MASK (1 << CS53L30_ADCxA_DIG_BOOST_SHIFT)
+#define CS53L30_ADCxA_DIG_BOOST (1 << CS53L30_ADCxA_DIG_BOOST_SHIFT)
+
+#define CS53L30_ADCDMIC1_CTL2_DEFAULT (0)
+
+/* R39/R47 (0x27/0x2F) CS53L30_ADCx_CTL3 - ADC1/ADC2 Control 3 */
+#define CS53L30_ADCx_HPF_EN_SHIFT 3
+#define CS53L30_ADCx_HPF_EN_MASK (1 << CS53L30_ADCx_HPF_EN_SHIFT)
+#define CS53L30_ADCx_HPF_EN (1 << CS53L30_ADCx_HPF_EN_SHIFT)
+#define CS53L30_ADCx_HPF_CF_SHIFT 1
+#define CS53L30_ADCx_HPF_CF_WIDTH 2
+#define CS53L30_ADCx_HPF_CF_MASK (((1 << CS53L30_ADCx_HPF_CF_WIDTH) - 1) << CS53L30_ADCx_HPF_CF_SHIFT)
+#define CS53L30_ADCx_HPF_CF_1HZ86 (0 << CS53L30_ADCx_HPF_CF_SHIFT)
+#define CS53L30_ADCx_HPF_CF_120HZ (1 << CS53L30_ADCx_HPF_CF_SHIFT)
+#define CS53L30_ADCx_HPF_CF_235HZ (2 << CS53L30_ADCx_HPF_CF_SHIFT)
+#define CS53L30_ADCx_HPF_CF_466HZ (3 << CS53L30_ADCx_HPF_CF_SHIFT)
+#define CS53L30_ADCx_NG_ALL_SHIFT 0
+#define CS53L30_ADCx_NG_ALL_MASK (1 << CS53L30_ADCx_NG_ALL_SHIFT)
+#define CS53L30_ADCx_NG_ALL (1 << CS53L30_ADCx_NG_ALL_SHIFT)
+
+#define CS53L30_ADCx_CTL3_DEFAULT (CS53L30_ADCx_HPF_EN)
+
+/* R40/R48 (0x28/0x30) CS53L30_ADCx_NG_CTL - ADC1/ADC2 Noise Gate Control */
+#define CS53L30_ADCxB_NG_SHIFT 7
+#define CS53L30_ADCxB_NG_MASK (1 << CS53L30_ADCxB_NG_SHIFT)
+#define CS53L30_ADCxB_NG (1 << CS53L30_ADCxB_NG_SHIFT)
+#define CS53L30_ADCxA_NG_SHIFT 6
+#define CS53L30_ADCxA_NG_MASK (1 << CS53L30_ADCxA_NG_SHIFT)
+#define CS53L30_ADCxA_NG (1 << CS53L30_ADCxA_NG_SHIFT)
+#define CS53L30_ADCx_NG_BOOST_SHIFT 5
+#define CS53L30_ADCx_NG_BOOST_MASK (1 << CS53L30_ADCx_NG_BOOST_SHIFT)
+#define CS53L30_ADCx_NG_BOOST (1 << CS53L30_ADCx_NG_BOOST_SHIFT)
+#define CS53L30_ADCx_NG_THRESH_SHIFT 2
+#define CS53L30_ADCx_NG_THRESH_WIDTH 3
+#define CS53L30_ADCx_NG_THRESH_MASK (((1 << CS53L30_ADCx_NG_THRESH_WIDTH) - 1) << CS53L30_ADCx_NG_THRESH_SHIFT)
+#define CS53L30_ADCx_NG_DELAY_SHIFT 0
+#define CS53L30_ADCx_NG_DELAY_WIDTH 2
+#define CS53L30_ADCx_NG_DELAY_MASK (((1 << CS53L30_ADCx_NG_DELAY_WIDTH) - 1) << CS53L30_ADCx_NG_DELAY_SHIFT)
+
+#define CS53L30_ADCx_NG_CTL_DEFAULT (0)
+
+/* R41/R42/R49/R50 (0x29/0x2A/0x31/0x32) CS53L30_ADCxy_AFE_CTL - ADC1A/1B/2A/2B AFE Control */
+#define CS53L30_ADCxy_PREAMP_SHIFT 6
+#define CS53L30_ADCxy_PREAMP_WIDTH 2
+#define CS53L30_ADCxy_PREAMP_MASK (((1 << CS53L30_ADCxy_PREAMP_WIDTH) - 1) << CS53L30_ADCxy_PREAMP_SHIFT)
+#define CS53L30_ADCxy_PGA_VOL_SHIFT 0
+#define CS53L30_ADCxy_PGA_VOL_WIDTH 6
+#define CS53L30_ADCxy_PGA_VOL_MASK (((1 << CS53L30_ADCxy_PGA_VOL_WIDTH) - 1) << CS53L30_ADCxy_PGA_VOL_SHIFT)
+
+#define CS53L30_ADCxy_AFE_CTL_DEFAULT (0)
+
+/* R43/R44/R51/R52 (0x2B/0x2C/0x33/0x34) CS53L30_ADCxy_DIG_VOL - ADC1A/1B/2A/2B Digital Volume */
+#define CS53L30_ADCxy_VOL_MUTE (0x80)
+
+#define CS53L30_ADCxy_DIG_VOL_DEFAULT (0x0)
+
+/* CS53L30_INT */
+#define CS53L30_PDN_DONE (1 << 7)
+#define CS53L30_THMS_TRIP (1 << 6)
+#define CS53L30_SYNC_DONE (1 << 5)
+#define CS53L30_ADC2B_OVFL (1 << 4)
+#define CS53L30_ADC2A_OVFL (1 << 3)
+#define CS53L30_ADC1B_OVFL (1 << 2)
+#define CS53L30_ADC1A_OVFL (1 << 1)
+#define CS53L30_MUTE_PIN (1 << 0)
+#define CS53L30_DEVICE_INT_MASK 0xFF
+
+#endif /* __CS53L30_H__ */
diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c
index 9459593eef13..f0057cd223a4 100644
--- a/sound/soc/codecs/da7219-aad.c
+++ b/sound/soc/codecs/da7219-aad.c
@@ -13,8 +13,8 @@
#include <linux/module.h>
#include <linux/platform_device.h>
-#include <linux/of_device.h>
-#include <linux/of_irq.h>
+#include <linux/i2c.h>
+#include <linux/property.h>
#include <linux/pm_wakeirq.h>
#include <linux/slab.h>
#include <linux/delay.h>
@@ -382,11 +382,11 @@ static irqreturn_t da7219_aad_irq_thread(int irq, void *data)
}
/*
- * DT to pdata conversion
+ * DT/ACPI to pdata conversion
*/
static enum da7219_aad_micbias_pulse_lvl
- da7219_aad_of_micbias_pulse_lvl(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_micbias_pulse_lvl(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 2800:
@@ -400,7 +400,7 @@ static enum da7219_aad_micbias_pulse_lvl
}
static enum da7219_aad_btn_cfg
- da7219_aad_of_btn_cfg(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_btn_cfg(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 2:
@@ -424,7 +424,7 @@ static enum da7219_aad_btn_cfg
}
static enum da7219_aad_mic_det_thr
- da7219_aad_of_mic_det_thr(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_mic_det_thr(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 200:
@@ -442,7 +442,7 @@ static enum da7219_aad_mic_det_thr
}
static enum da7219_aad_jack_ins_deb
- da7219_aad_of_jack_ins_deb(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_jack_ins_deb(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 5:
@@ -468,7 +468,7 @@ static enum da7219_aad_jack_ins_deb
}
static enum da7219_aad_jack_det_rate
- da7219_aad_of_jack_det_rate(struct snd_soc_codec *codec, const char *str)
+ da7219_aad_fw_jack_det_rate(struct snd_soc_codec *codec, const char *str)
{
if (!strcmp(str, "32ms_64ms")) {
return DA7219_AAD_JACK_DET_RATE_32_64MS;
@@ -485,7 +485,7 @@ static enum da7219_aad_jack_det_rate
}
static enum da7219_aad_jack_rem_deb
- da7219_aad_of_jack_rem_deb(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_jack_rem_deb(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 1:
@@ -503,7 +503,7 @@ static enum da7219_aad_jack_rem_deb
}
static enum da7219_aad_btn_avg
- da7219_aad_of_btn_avg(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_btn_avg(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 1:
@@ -521,7 +521,7 @@ static enum da7219_aad_btn_avg
}
static enum da7219_aad_adc_1bit_rpt
- da7219_aad_of_adc_1bit_rpt(struct snd_soc_codec *codec, u32 val)
+ da7219_aad_fw_adc_1bit_rpt(struct snd_soc_codec *codec, u32 val)
{
switch (val) {
case 1:
@@ -538,97 +538,96 @@ static enum da7219_aad_adc_1bit_rpt
}
}
-static struct da7219_aad_pdata *da7219_aad_of_to_pdata(struct snd_soc_codec *codec)
+static struct da7219_aad_pdata *da7219_aad_fw_to_pdata(struct snd_soc_codec *codec)
{
- struct device_node *np = codec->dev->of_node;
- struct device_node *aad_np = of_find_node_by_name(np, "da7219_aad");
+ struct device *dev = codec->dev;
+ struct i2c_client *i2c = to_i2c_client(dev);
+ struct fwnode_handle *aad_np;
struct da7219_aad_pdata *aad_pdata;
- const char *of_str;
- u32 of_val32;
+ const char *fw_str;
+ u32 fw_val32;
+ aad_np = device_get_named_child_node(dev, "da7219_aad");
if (!aad_np)
return NULL;
aad_pdata = devm_kzalloc(codec->dev, sizeof(*aad_pdata), GFP_KERNEL);
if (!aad_pdata)
- goto out;
+ return NULL;
- aad_pdata->irq = irq_of_parse_and_map(np, 0);
+ aad_pdata->irq = i2c->irq;
- if (of_property_read_u32(aad_np, "dlg,micbias-pulse-lvl",
- &of_val32) >= 0)
+ if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-lvl",
+ &fw_val32) >= 0)
aad_pdata->micbias_pulse_lvl =
- da7219_aad_of_micbias_pulse_lvl(codec, of_val32);
+ da7219_aad_fw_micbias_pulse_lvl(codec, fw_val32);
else
aad_pdata->micbias_pulse_lvl = DA7219_AAD_MICBIAS_PULSE_LVL_OFF;
- if (of_property_read_u32(aad_np, "dlg,micbias-pulse-time",
- &of_val32) >= 0)
- aad_pdata->micbias_pulse_time = of_val32;
+ if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-time",
+ &fw_val32) >= 0)
+ aad_pdata->micbias_pulse_time = fw_val32;
- if (of_property_read_u32(aad_np, "dlg,btn-cfg", &of_val32) >= 0)
- aad_pdata->btn_cfg = da7219_aad_of_btn_cfg(codec, of_val32);
+ if (fwnode_property_read_u32(aad_np, "dlg,btn-cfg", &fw_val32) >= 0)
+ aad_pdata->btn_cfg = da7219_aad_fw_btn_cfg(codec, fw_val32);
else
aad_pdata->btn_cfg = DA7219_AAD_BTN_CFG_10MS;
- if (of_property_read_u32(aad_np, "dlg,mic-det-thr", &of_val32) >= 0)
+ if (fwnode_property_read_u32(aad_np, "dlg,mic-det-thr", &fw_val32) >= 0)
aad_pdata->mic_det_thr =
- da7219_aad_of_mic_det_thr(codec, of_val32);
+ da7219_aad_fw_mic_det_thr(codec, fw_val32);
else
aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_500_OHMS;
- if (of_property_read_u32(aad_np, "dlg,jack-ins-deb", &of_val32) >= 0)
+ if (fwnode_property_read_u32(aad_np, "dlg,jack-ins-deb", &fw_val32) >= 0)
aad_pdata->jack_ins_deb =
- da7219_aad_of_jack_ins_deb(codec, of_val32);
+ da7219_aad_fw_jack_ins_deb(codec, fw_val32);
else
aad_pdata->jack_ins_deb = DA7219_AAD_JACK_INS_DEB_20MS;
- if (!of_property_read_string(aad_np, "dlg,jack-det-rate", &of_str))
+ if (!fwnode_property_read_string(aad_np, "dlg,jack-det-rate", &fw_str))
aad_pdata->jack_det_rate =
- da7219_aad_of_jack_det_rate(codec, of_str);
+ da7219_aad_fw_jack_det_rate(codec, fw_str);
else
aad_pdata->jack_det_rate = DA7219_AAD_JACK_DET_RATE_256_512MS;
- if (of_property_read_u32(aad_np, "dlg,jack-rem-deb", &of_val32) >= 0)
+ if (fwnode_property_read_u32(aad_np, "dlg,jack-rem-deb", &fw_val32) >= 0)
aad_pdata->jack_rem_deb =
- da7219_aad_of_jack_rem_deb(codec, of_val32);
+ da7219_aad_fw_jack_rem_deb(codec, fw_val32);
else
aad_pdata->jack_rem_deb = DA7219_AAD_JACK_REM_DEB_1MS;
- if (of_property_read_u32(aad_np, "dlg,a-d-btn-thr", &of_val32) >= 0)
- aad_pdata->a_d_btn_thr = (u8) of_val32;
+ if (fwnode_property_read_u32(aad_np, "dlg,a-d-btn-thr", &fw_val32) >= 0)
+ aad_pdata->a_d_btn_thr = (u8) fw_val32;
else
aad_pdata->a_d_btn_thr = 0xA;
- if (of_property_read_u32(aad_np, "dlg,d-b-btn-thr", &of_val32) >= 0)
- aad_pdata->d_b_btn_thr = (u8) of_val32;
+ if (fwnode_property_read_u32(aad_np, "dlg,d-b-btn-thr", &fw_val32) >= 0)
+ aad_pdata->d_b_btn_thr = (u8) fw_val32;
else
aad_pdata->d_b_btn_thr = 0x16;
- if (of_property_read_u32(aad_np, "dlg,b-c-btn-thr", &of_val32) >= 0)
- aad_pdata->b_c_btn_thr = (u8) of_val32;
+ if (fwnode_property_read_u32(aad_np, "dlg,b-c-btn-thr", &fw_val32) >= 0)
+ aad_pdata->b_c_btn_thr = (u8) fw_val32;
else
aad_pdata->b_c_btn_thr = 0x21;
- if (of_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &of_val32) >= 0)
- aad_pdata->c_mic_btn_thr = (u8) of_val32;
+ if (fwnode_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &fw_val32) >= 0)
+ aad_pdata->c_mic_btn_thr = (u8) fw_val32;
else
aad_pdata->c_mic_btn_thr = 0x3E;
- if (of_property_read_u32(aad_np, "dlg,btn-avg", &of_val32) >= 0)
- aad_pdata->btn_avg = da7219_aad_of_btn_avg(codec, of_val32);
+ if (fwnode_property_read_u32(aad_np, "dlg,btn-avg", &fw_val32) >= 0)
+ aad_pdata->btn_avg = da7219_aad_fw_btn_avg(codec, fw_val32);
else
aad_pdata->btn_avg = DA7219_AAD_BTN_AVG_2;
- if (of_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &of_val32) >= 0)
+ if (fwnode_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &fw_val32) >= 0)
aad_pdata->adc_1bit_rpt =
- da7219_aad_of_adc_1bit_rpt(codec, of_val32);
+ da7219_aad_fw_adc_1bit_rpt(codec, fw_val32);
else
aad_pdata->adc_1bit_rpt = DA7219_AAD_ADC_1BIT_RPT_1;
-out:
- of_node_put(aad_np);
-
return aad_pdata;
}
@@ -769,9 +768,9 @@ int da7219_aad_init(struct snd_soc_codec *codec)
da7219->aad = da7219_aad;
da7219_aad->codec = codec;
- /* Handle any DT/platform data */
- if ((codec->dev->of_node) && (da7219->pdata))
- da7219->pdata->aad_pdata = da7219_aad_of_to_pdata(codec);
+ /* Handle any DT/ACPI/platform data */
+ if (da7219->pdata && !da7219->pdata->aad_pdata)
+ da7219->pdata->aad_pdata = da7219_aad_fw_to_pdata(codec);
da7219_aad_handle_pdata(codec);
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index 5c93899f1f0e..50ea94317cb3 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -15,6 +15,7 @@
#include <linux/clk.h>
#include <linux/i2c.h>
#include <linux/of_device.h>
+#include <linux/property.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/pm.h>
@@ -1418,7 +1419,7 @@ static struct snd_soc_dai_driver da7219_dai = {
/*
- * DT
+ * DT/ACPI
*/
static const struct of_device_id da7219_of_match[] = {
@@ -1434,7 +1435,7 @@ static const struct acpi_device_id da7219_acpi_match[] = {
MODULE_DEVICE_TABLE(acpi, da7219_acpi_match);
static enum da7219_micbias_voltage
- da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val)
+ da7219_fw_micbias_lvl(struct device *dev, u32 val)
{
switch (val) {
case 1600:
@@ -1450,13 +1451,13 @@ static enum da7219_micbias_voltage
case 2600:
return DA7219_MICBIAS_2_6V;
default:
- dev_warn(codec->dev, "Invalid micbias level");
+ dev_warn(dev, "Invalid micbias level");
return DA7219_MICBIAS_2_2V;
}
}
static enum da7219_mic_amp_in_sel
- da7219_of_mic_amp_in_sel(struct snd_soc_codec *codec, const char *str)
+ da7219_fw_mic_amp_in_sel(struct device *dev, const char *str)
{
if (!strcmp(str, "diff")) {
return DA7219_MIC_AMP_IN_SEL_DIFF;
@@ -1465,29 +1466,29 @@ static enum da7219_mic_amp_in_sel
} else if (!strcmp(str, "se_n")) {
return DA7219_MIC_AMP_IN_SEL_SE_N;
} else {
- dev_warn(codec->dev, "Invalid mic input type selection");
+ dev_warn(dev, "Invalid mic input type selection");
return DA7219_MIC_AMP_IN_SEL_DIFF;
}
}
-static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec)
+static struct da7219_pdata *da7219_fw_to_pdata(struct snd_soc_codec *codec)
{
- struct device_node *np = codec->dev->of_node;
+ struct device *dev = codec->dev;
struct da7219_pdata *pdata;
const char *of_str;
u32 of_val32;
- pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL);
+ pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return NULL;
- if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0)
- pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32);
+ if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) >= 0)
+ pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, of_val32);
else
pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
- if (!of_property_read_string(np, "dlg,mic-amp-in-sel", &of_str))
- pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(codec, of_str);
+ if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", &of_str))
+ pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, of_str);
else
pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
@@ -1662,11 +1663,10 @@ static int da7219_probe(struct snd_soc_codec *codec)
break;
}
- /* Handle DT/Platform data */
- if (codec->dev->of_node)
- da7219->pdata = da7219_of_to_pdata(codec);
- else
- da7219->pdata = dev_get_platdata(codec->dev);
+ /* Handle DT/ACPI/Platform data */
+ da7219->pdata = dev_get_platdata(codec->dev);
+ if (!da7219->pdata)
+ da7219->pdata = da7219_fw_to_pdata(codec);
da7219_handle_pdata(codec);
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 237dc67002ef..05c2d33aa74d 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -1599,7 +1599,14 @@ static struct davinci_mcasp_pdata *davinci_mcasp_set_pdata_from_of(
pdata = pdev->dev.platform_data;
return pdata;
} else if (match) {
- pdata = (struct davinci_mcasp_pdata*) match->data;
+ pdata = devm_kmemdup(&pdev->dev, match->data, sizeof(*pdata),
+ GFP_KERNEL);
+ if (!pdata) {
+ dev_err(&pdev->dev,
+ "Failed to allocate memory for pdata\n");
+ ret = -ENOMEM;
+ return pdata;
+ }
} else {
/* control shouldn't reach here. something is wrong */
ret = -EINVAL;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.