From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
To: linux-fbdev@vger.kernel.org
Subject: [PATCH 2/4 v2] fbdev: sh_mobile_hdmi: improve support for more video
Date: Tue, 02 Nov 2010 11:27:20 +0000 [thread overview]
Message-ID: <Pine.LNX.4.64.1011021221190.4552@axis700.grange> (raw)
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>
---
v2: no change
drivers/video/sh_mobile_hdmi.c | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index ff7f785..c474b0bd 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;
--
1.7.2.3
reply other threads:[~2010-11-02 11:27 UTC|newest]
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