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From 1d43359e415cada4607d0d21b7de07c740616386 Mon Sep 17 00:00:00 2001
From: Amarinder Bindra <a-bindra@ti.com>
Date: Wed, 7 Dec 2011 20:54:56 +0530
Subject: [PATCH] ti814x: added code for disabling the least significant bit of TI814x_HDMI_MUX_ADDR before vps init
Signed-off-by: Amarinder Bindra <a-bindra@ti.com>
---
drivers/video/ti81xx/vpss/core.c | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/drivers/video/ti81xx/vpss/core.c b/drivers/video/ti81xx/vpss/core.c
index eb9c074..80008b9 100644
--- a/drivers/video/ti81xx/vpss/core.c
+++ b/drivers/video/ti81xx/vpss/core.c
@@ -41,7 +41,7 @@
#define VPS_DRIVER_NAME "vpss"
-
+#define TI814x_HDMI_MUX_ADDR (0x481C52C8)
#ifdef DEBUG
unsigned int vpss_debug;
@@ -148,6 +148,17 @@ static int __init vps_init(void)
{
VPSSDBG("core init\n");
+ /* This mux is for configuring the pixel clock to Venc through HDMI or PLL*/
+ u32 reg_value;
+ u32 reg_base;
+
+ reg_base = (u32)ioremap(TI814x_HDMI_MUX_ADDR, 0x10);
+ reg_value = __raw_readl(reg_base);
+ reg_value &= 0xFFFFFFFE;
+
+ __raw_writel(reg_value, reg_base);
+ iounmap((u32 *)TI814x_HDMI_MUX_ADDR);
+
if (platform_driver_probe(&vps_driver, vps_probe)) {
VPSSERR("failed to register ti81xx-vpss driver\n");
return -ENODEV;
--
1.7.1
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