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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-11-02 11:27:20 +0000
committerPaul Mundt <lethal@linux-sh.org>2010-11-10 17:23:59 +0900
commit8c183ecee23991dd6c0476a537c6bae8afd2567e (patch)
treeb38c05bd53800354e67cb15e56189be830928b66 /drivers/video/sh_mobile_hdmi.c
parentc36940e678fc30779c99246c034deca1fed61ae4 (diff)
fbdev: sh_mobile_hdmi: improve support for more video modes
Configure pre-programmed VIC modes for VGA (640x480@60) and 720x576@50 modes, change PHY mode selection to be based on pixel clock frequency. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/video/sh_mobile_hdmi.c')
-rw-r--r--drivers/video/sh_mobile_hdmi.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index ef41c215abae..3adffe6acafc 100644
--- a/drivers/video/sh_mobile_hdmi.c
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -466,7 +466,7 @@ static void sh_hdmi_audio_config(struct sh_hdmi *hdmi)
*/
static void sh_hdmi_phy_config(struct sh_hdmi *hdmi)
{
- if (hdmi->var.yres > 480) {
+ if (hdmi->var.pixclock < 30000) {
/* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */
/*
* [1:0] Speed_A
@@ -570,8 +570,12 @@ static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi)
*/
if (hdmi->var.yres == 1080 && hdmi->var.xres == 1920)
vic = 16;
+ else if (hdmi->var.yres == 576 && hdmi->var.xres == 720)
+ vic = 17;
else if (hdmi->var.yres == 480 && hdmi->var.xres == 720)
vic = 2;
+ else if (hdmi->var.yres == 480 && hdmi->var.xres == 640)
+ vic = 1;
else
vic = 4;
hdmi_write(hdmi, vic, HDMI_CTRL_PKT_BUF_ACCESS_PB4);
@@ -824,9 +828,11 @@ static int sh_hdmi_read_edid(struct sh_hdmi *hdmi, unsigned long *hdmi_rate,
if (!found)
return -ENXIO;
- if ((found->xres == 720 && found->yres == 480) ||
- (found->xres == 1280 && found->yres == 720) ||
- (found->xres == 1920 && found->yres == 1080))
+ if ((found->xres == 640 && found->yres == 480 && found->refresh == 60) ||
+ (found->xres == 720 && found->yres == 480 && found->refresh == 60) ||
+ (found->xres == 720 && found->yres == 576 && found->refresh == 50) ||
+ (found->xres == 1280 && found->yres == 720 && found->refresh == 60) ||
+ (found->xres == 1920 && found->yres == 1080 && found->refresh == 60))
hdmi->preprogrammed_mode = true;
else
hdmi->preprogrammed_mode = false;