From 8dc2bd48227925a4f530f3fc5fa7bb1cb9c9286b Mon Sep 17 00:00:00 2001 From: Alexander Stein Date: Mon, 18 Dec 2023 13:54:47 +0100 Subject: [PATCH] ARM: dts: imx7-mba7: Add i2c bus recovery Add the pin muxing and GPIO settings for SCL/SDA for i2c2 & i2c3. Signed-off-by: Alexander Stein Signed-off-by: Shawn Guo --- arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi index e887889816c73..f72fd912e1a61 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi @@ -309,8 +309,11 @@ &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 @@ &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_recovery: i2c2recoverygrp { + fsl,pins = + , + ; + }; + pinctrl_i2c3: i2c3grp { fsl,pins = , ; }; + pinctrl_i2c3_recovery: i2c3recoverygrp { + fsl,pins = + , + ; + }; + pinctrl_pca9555: pca95550grp { fsl,pins = ; -- 2.30.2