linux-kernel - [PATCH 1/4] ARM: cfa10036: dt: Change i2c0 clock frequency

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Date:	Mon, 22 Apr 2013 12:02:22 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Shawn Guo <shawn.guo@...aro.org>,
	Florian Tobias Schandinat <FlorianSchandinat@....de>
Cc:	linux-fbdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Russell King <linux@....linux.org.uk>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/4] ARM: cfa10036: dt: Change i2c0 clock frequency

The OLED display can work faster. Change the i2c controller clock
frequency to remove the tearing effect that can be seen on the display.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 arch/arm/boot/dts/imx28-cfa10036.dts |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx28-cfa10036.dts b/arch/arm/boot/dts/imx28-cfa10036.dts
index 40488f5a8..a524caf 100644
--- a/arch/arm/boot/dts/imx28-cfa10036.dts
+++ b/arch/arm/boot/dts/imx28-cfa10036.dts
@@ -67,6 +67,7 @@
 			i2c0: i2c@...58000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&i2c0_pins_b>;
+				clock-frequency = <400000>;
 				status = "okay";
 
 				ssd1306: oled@3c {
-- 
1.7.10.4

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