From fb00ff4c30a8cce32371e5d1abcbb33be1b6d506 Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Fri, 19 Jun 2015 18:09:50 +0200 Subject: ARM: dts: imx53-qsb: select open-drain mode for i2c1 pads Both imx53-qsb and imx53-qsrb don't have external pull-up resistors on the I2C1 SCL and SDA lines populated. Select open-drain mode and enable the internal pull-up for both. Signed-off-by: Lucas Stach Signed-off-by: Philipp Zabel Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx53-qsb-common.dtsi | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'arch/arm/boot/dts/imx53-qsb-common.dtsi') diff --git a/arch/arm/boot/dts/imx53-qsb-common.dtsi b/arch/arm/boot/dts/imx53-qsb-common.dtsi index 181ae5ebf23f..43932bb7b691 100644 --- a/arch/arm/boot/dts/imx53-qsb-common.dtsi +++ b/arch/arm/boot/dts/imx53-qsb-common.dtsi @@ -228,10 +228,11 @@ >; }; + /* open drain */ pinctrl_i2c1: i2c1grp { fsl,pins = < - MX53_PAD_CSI0_DAT8__I2C1_SDA 0xc0000000 - MX53_PAD_CSI0_DAT9__I2C1_SCL 0xc0000000 + MX53_PAD_CSI0_DAT8__I2C1_SDA 0x400001ec + MX53_PAD_CSI0_DAT9__I2C1_SCL 0x400001ec >; }; -- cgit