Commit 8dc2bd48 authored by Alexander Stein's avatar Alexander Stein Committed by Shawn Guo
Browse files

ARM: dts: imx7-mba7: Add i2c bus recovery 



Add the pin muxing and GPIO settings for SCL/SDA for i2c2 & i2c3.

Signed-off-by: default avatarAlexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 908bfeb6

arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi

+20 −2
Original line number Diff line number Diff line
@@ -309,8 +309,11 @@ lm75: temperature-sensor@49 { 


&i2c2 {

	clock-frequency = <100000>;

	pinctrl-names = "default";

	pinctrl-names = "default", "gpio";

	pinctrl-0 = <&pinctrl_i2c2>;

	pinctrl-1 = <&pinctrl_i2c2_recovery>;

	scl-gpios = <&gpio4 10 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	sda-gpios = <&gpio4 11 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	status = "okay";



	tlv320aic32x4: audio-codec@18 {
@@ -338,8 +341,11 @@ pca9555: gpio-expander@20 { 


&i2c3 {

	clock-frequency = <100000>;

	pinctrl-names = "default";

	pinctrl-names = "default", "gpio";

	pinctrl-0 = <&pinctrl_i2c3>;

	pinctrl-1 = <&pinctrl_i2c3_recovery>;

	scl-gpios = <&gpio4 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	sda-gpios = <&gpio4 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	status = "okay";

};
@@ -424,12 +430,24 @@ pinctrl_i2c2: i2c2grp { 
			<MX7D_PAD_I2C2_SDA__I2C2_SDA		0x40000078>;

	};



	pinctrl_i2c2_recovery: i2c2recoverygrp {

		fsl,pins =

			<MX7D_PAD_I2C2_SCL__GPIO4_IO10		0x40000078>,

			<MX7D_PAD_I2C2_SDA__GPIO4_IO11		0x40000078>;

	};



	pinctrl_i2c3: i2c3grp {

		fsl,pins =

			<MX7D_PAD_I2C3_SCL__I2C3_SCL		0x40000078>,

			<MX7D_PAD_I2C3_SDA__I2C3_SDA		0x40000078>;

	};



	pinctrl_i2c3_recovery: i2c3recoverygrp {

		fsl,pins =

			<MX7D_PAD_I2C3_SCL__GPIO4_IO12		0x40000078>,

			<MX7D_PAD_I2C3_SDA__GPIO4_IO13		0x40000078>;

	};



	pinctrl_pca9555: pca95550grp {

		fsl,pins =

			<MX7D_PAD_ENET1_TX_CLK__GPIO7_IO12	0x78>;