From: Zheng Yang <zhengyang@rock-chips.com>
Date: Sun, 1 Feb 2015 08:24:58 +0000 (+0800)
Subject: rk3288 hdmi:
X-Git-Tag: firefly_0821_release~4263^2~67
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a339b2f50960f25a0f71ecf99384aff9f4bd0fa7;p=firefly-linux-kernel-4.4.55.git

rk3288 hdmi:
	To improve stability of reading EDID, we need to
	disable HDMI ddc GPIO internal pull up.

Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>
---

diff --git a/arch/arm/boot/dts/rk3288-pinctrl.dtsi b/arch/arm/boot/dts/rk3288-pinctrl.dtsi
index db9f7b4b15cd..32d91feedde5 100755
--- a/arch/arm/boot/dts/rk3288-pinctrl.dtsi
+++ b/arch/arm/boot/dts/rk3288-pinctrl.dtsi
@@ -385,14 +385,14 @@
 		gpio7_i2c5 {
 			i2c5_sda:i2c5-sda {
 				rockchip,pins = <EDPHDMII2C_SDA>;
-				rockchip,pull = <VALUE_PULL_DISABLE>;
+				rockchip,pull = <VALUE_PULL_NORMAL>;
 				rockchip,drive = <VALUE_DRV_DEFAULT>;
 				//rockchip,tristate = <VALUE_TRI_DEFAULT>;
 			};
 
 			i2c5_scl:i2c5-scl {
 				rockchip,pins = <EDPHDMII2C_SCL>;
-				rockchip,pull = <VALUE_PULL_DISABLE>;
+				rockchip,pull = <VALUE_PULL_NORMAL>;
 				rockchip,drive = <VALUE_DRV_DEFAULT>;
 				//rockchip,tristate = <VALUE_TRI_DEFAULT>;
 			};