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path: root/drivers/video/fbdev/omap2/dss/hdmi_wp.c
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Diffstat (limited to 'drivers/video/fbdev/omap2/dss/hdmi_wp.c')
-rw-r--r--drivers/video/fbdev/omap2/dss/hdmi_wp.c282
1 files changed, 0 insertions, 282 deletions
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_wp.c b/drivers/video/fbdev/omap2/dss/hdmi_wp.c
deleted file mode 100644
index 7c544bc56fb5..000000000000
--- a/drivers/video/fbdev/omap2/dss/hdmi_wp.c
+++ /dev/null
@@ -1,282 +0,0 @@
-/*
- * HDMI wrapper
- *
- * Copyright (C) 2013 Texas Instruments Incorporated
- *
- * 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.
- */
-
-#define DSS_SUBSYS_NAME "HDMIWP"
-
-#include <linux/kernel.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-#include <video/omapdss.h>
-
-#include "dss.h"
-#include "hdmi.h"
-
-void hdmi_wp_dump(struct hdmi_wp_data *wp, struct seq_file *s)
-{
-#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, hdmi_read_reg(wp->base, r))
-
- DUMPREG(HDMI_WP_REVISION);
- DUMPREG(HDMI_WP_SYSCONFIG);
- DUMPREG(HDMI_WP_IRQSTATUS_RAW);
- DUMPREG(HDMI_WP_IRQSTATUS);
- DUMPREG(HDMI_WP_IRQENABLE_SET);
- DUMPREG(HDMI_WP_IRQENABLE_CLR);
- DUMPREG(HDMI_WP_IRQWAKEEN);
- DUMPREG(HDMI_WP_PWR_CTRL);
- DUMPREG(HDMI_WP_DEBOUNCE);
- DUMPREG(HDMI_WP_VIDEO_CFG);
- DUMPREG(HDMI_WP_VIDEO_SIZE);
- DUMPREG(HDMI_WP_VIDEO_TIMING_H);
- DUMPREG(HDMI_WP_VIDEO_TIMING_V);
- DUMPREG(HDMI_WP_CLK);
- DUMPREG(HDMI_WP_AUDIO_CFG);
- DUMPREG(HDMI_WP_AUDIO_CFG2);
- DUMPREG(HDMI_WP_AUDIO_CTRL);
- DUMPREG(HDMI_WP_AUDIO_DATA);
-}
-
-u32 hdmi_wp_get_irqstatus(struct hdmi_wp_data *wp)
-{
- return hdmi_read_reg(wp->base, HDMI_WP_IRQSTATUS);
-}
-
-void hdmi_wp_set_irqstatus(struct hdmi_wp_data *wp, u32 irqstatus)
-{
- hdmi_write_reg(wp->base, HDMI_WP_IRQSTATUS, irqstatus);
- /* flush posted write */
- hdmi_read_reg(wp->base, HDMI_WP_IRQSTATUS);
-}
-
-void hdmi_wp_set_irqenable(struct hdmi_wp_data *wp, u32 mask)
-{
- hdmi_write_reg(wp->base, HDMI_WP_IRQENABLE_SET, mask);
-}
-
-void hdmi_wp_clear_irqenable(struct hdmi_wp_data *wp, u32 mask)
-{
- hdmi_write_reg(wp->base, HDMI_WP_IRQENABLE_CLR, mask);
-}
-
-/* PHY_PWR_CMD */
-int hdmi_wp_set_phy_pwr(struct hdmi_wp_data *wp, enum hdmi_phy_pwr val)
-{
- /* Return if already the state */
- if (REG_GET(wp->base, HDMI_WP_PWR_CTRL, 5, 4) == val)
- return 0;
-
- /* Command for power control of HDMI PHY */
- REG_FLD_MOD(wp->base, HDMI_WP_PWR_CTRL, val, 7, 6);
-
- /* Status of the power control of HDMI PHY */
- if (hdmi_wait_for_bit_change(wp->base, HDMI_WP_PWR_CTRL, 5, 4, val)
- != val) {
- DSSERR("Failed to set PHY power mode to %d\n", val);
- return -ETIMEDOUT;
- }
-
- return 0;
-}
-
-/* PLL_PWR_CMD */
-int hdmi_wp_set_pll_pwr(struct hdmi_wp_data *wp, enum hdmi_pll_pwr val)
-{
- /* Command for power control of HDMI PLL */
- REG_FLD_MOD(wp->base, HDMI_WP_PWR_CTRL, val, 3, 2);
-
- /* wait till PHY_PWR_STATUS is set */
- if (hdmi_wait_for_bit_change(wp->base, HDMI_WP_PWR_CTRL, 1, 0, val)
- != val) {
- DSSERR("Failed to set PLL_PWR_STATUS\n");
- return -ETIMEDOUT;
- }
-
- return 0;
-}
-
-int hdmi_wp_video_start(struct hdmi_wp_data *wp)
-{
- REG_FLD_MOD(wp->base, HDMI_WP_VIDEO_CFG, true, 31, 31);
-
- return 0;
-}
-
-void hdmi_wp_video_stop(struct hdmi_wp_data *wp)
-{
- int i;
-
- hdmi_write_reg(wp->base, HDMI_WP_IRQSTATUS, HDMI_IRQ_VIDEO_FRAME_DONE);
-
- REG_FLD_MOD(wp->base, HDMI_WP_VIDEO_CFG, false, 31, 31);
-
- for (i = 0; i < 50; ++i) {
- u32 v;
-
- msleep(20);
-
- v = hdmi_read_reg(wp->base, HDMI_WP_IRQSTATUS_RAW);
- if (v & HDMI_IRQ_VIDEO_FRAME_DONE)
- return;
- }
-
- DSSERR("no HDMI FRAMEDONE when disabling output\n");
-}
-
-void hdmi_wp_video_config_format(struct hdmi_wp_data *wp,
- struct hdmi_video_format *video_fmt)
-{
- u32 l = 0;
-
- REG_FLD_MOD(wp->base, HDMI_WP_VIDEO_CFG, video_fmt->packing_mode,
- 10, 8);
-
- l |= FLD_VAL(video_fmt->y_res, 31, 16);
- l |= FLD_VAL(video_fmt->x_res, 15, 0);
- hdmi_write_reg(wp->base, HDMI_WP_VIDEO_SIZE, l);
-}
-
-void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp,
- struct omap_video_timings *timings)
-{
- u32 r;
- bool vsync_pol, hsync_pol;
- DSSDBG("Enter hdmi_wp_video_config_interface\n");
-
- vsync_pol = timings->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH;
- hsync_pol = timings->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH;
-
- r = hdmi_read_reg(wp->base, HDMI_WP_VIDEO_CFG);
- r = FLD_MOD(r, vsync_pol, 7, 7);
- r = FLD_MOD(r, hsync_pol, 6, 6);
- r = FLD_MOD(r, timings->interlace, 3, 3);
- r = FLD_MOD(r, 1, 1, 0); /* HDMI_TIMING_MASTER_24BIT */
- hdmi_write_reg(wp->base, HDMI_WP_VIDEO_CFG, r);
-}
-
-void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp,
- struct omap_video_timings *timings)
-{
- u32 timing_h = 0;
- u32 timing_v = 0;
-
- DSSDBG("Enter hdmi_wp_video_config_timing\n");
-
- timing_h |= FLD_VAL(timings->hbp, 31, 20);
- timing_h |= FLD_VAL(timings->hfp, 19, 8);
- timing_h |= FLD_VAL(timings->hsw, 7, 0);
- hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h);
-
- timing_v |= FLD_VAL(timings->vbp, 31, 20);
- timing_v |= FLD_VAL(timings->vfp, 19, 8);
- timing_v |= FLD_VAL(timings->vsw, 7, 0);
- hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_V, timing_v);
-}
-
-void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt,
- struct omap_video_timings *timings, struct hdmi_config *param)
-{
- DSSDBG("Enter hdmi_wp_video_init_format\n");
-
- video_fmt->packing_mode = HDMI_PACK_10b_RGB_YUV444;
- video_fmt->y_res = param->timings.y_res;
- video_fmt->x_res = param->timings.x_res;
- if (param->timings.interlace)
- video_fmt->y_res /= 2;
-
- timings->hbp = param->timings.hbp;
- timings->hfp = param->timings.hfp;
- timings->hsw = param->timings.hsw;
- timings->vbp = param->timings.vbp;
- timings->vfp = param->timings.vfp;
- timings->vsw = param->timings.vsw;
- timings->vsync_level = param->timings.vsync_level;
- timings->hsync_level = param->timings.hsync_level;
- timings->interlace = param->timings.interlace;
-}
-
-void hdmi_wp_audio_config_format(struct hdmi_wp_data *wp,
- struct hdmi_audio_format *aud_fmt)
-{
- u32 r;
-
- DSSDBG("Enter hdmi_wp_audio_config_format\n");
-
- r = hdmi_read_reg(wp->base, HDMI_WP_AUDIO_CFG);
- if (omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES1 ||
- omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES2 ||
- omapdss_get_version() == OMAPDSS_VER_OMAP4) {
- r = FLD_MOD(r, aud_fmt->stereo_channels, 26, 24);
- r = FLD_MOD(r, aud_fmt->active_chnnls_msk, 23, 16);
- }
- r = FLD_MOD(r, aud_fmt->en_sig_blk_strt_end, 5, 5);
- r = FLD_MOD(r, aud_fmt->type, 4, 4);
- r = FLD_MOD(r, aud_fmt->justification, 3, 3);
- r = FLD_MOD(r, aud_fmt->sample_order, 2, 2);
- r = FLD_MOD(r, aud_fmt->samples_per_word, 1, 1);
- r = FLD_MOD(r, aud_fmt->sample_size, 0, 0);
- hdmi_write_reg(wp->base, HDMI_WP_AUDIO_CFG, r);
-}
-
-void hdmi_wp_audio_config_dma(struct hdmi_wp_data *wp,
- struct hdmi_audio_dma *aud_dma)
-{
- u32 r;
-
- DSSDBG("Enter hdmi_wp_audio_config_dma\n");
-
- r = hdmi_read_reg(wp->base, HDMI_WP_AUDIO_CFG2);
- r = FLD_MOD(r, aud_dma->transfer_size, 15, 8);
- r = FLD_MOD(r, aud_dma->block_size, 7, 0);
- hdmi_write_reg(wp->base, HDMI_WP_AUDIO_CFG2, r);
-
- r = hdmi_read_reg(wp->base, HDMI_WP_AUDIO_CTRL);
- r = FLD_MOD(r, aud_dma->mode, 9, 9);
- r = FLD_MOD(r, aud_dma->fifo_threshold, 8, 0);
- hdmi_write_reg(wp->base, HDMI_WP_AUDIO_CTRL, r);
-}
-
-int hdmi_wp_audio_enable(struct hdmi_wp_data *wp, bool enable)
-{
- REG_FLD_MOD(wp->base, HDMI_WP_AUDIO_CTRL, enable, 31, 31);
-
- return 0;
-}
-
-int hdmi_wp_audio_core_req_enable(struct hdmi_wp_data *wp, bool enable)
-{
- REG_FLD_MOD(wp->base, HDMI_WP_AUDIO_CTRL, enable, 30, 30);
-
- return 0;
-}
-
-int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp)
-{
- struct resource *res;
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "wp");
- if (!res) {
- DSSERR("can't get WP mem resource\n");
- return -EINVAL;
- }
- wp->phys_base = res->start;
-
- wp->base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(wp->base)) {
- DSSERR("can't ioremap HDMI WP\n");
- return PTR_ERR(wp->base);
- }
-
- return 0;
-}
-
-phys_addr_t hdmi_wp_get_audio_dma_addr(struct hdmi_wp_data *wp)
-{
- return wp->phys_base + HDMI_WP_AUDIO_DATA;
-}