From: Lucas Stach Date: Mon, 25 Jan 2021 18:47:28 +0000 (+0100) Subject: ARM: dts: imx6: RDU2: reduce i2c drive-strength X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a0c01b68fd3c8894194d440e4c8c61eefb3e5a68;p=linux.git ARM: dts: imx6: RDU2: reduce i2c drive-strength The current 25 Ohm drive-strength is much too strong, resulting in significant overshoot of the signal. Reduce the drive-strength to 75 Ohm to get rid of those issues. Signed-off-by: Lucas Stach Signed-off-by: Shawn Guo --- diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi index 04a66339ceb3a..56323890430ea 100644 --- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi +++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi @@ -984,22 +984,22 @@ pinctrl_i2c1: i2c1grp { fsl,pins = < - MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b8b1 - MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b8b1 + MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b811 + MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b811 >; }; pinctrl_i2c2: i2c2grp { fsl,pins = < - MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 - MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 + MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b811 + MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b811 >; }; pinctrl_i2c3: i2c3grp { fsl,pins = < - MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1 - MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 + MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b811 + MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b811 >; };