linux-kernel - Re: [PATCH V5 09/12] arm64: dts: imx8mn-evk: add i2c gpio recovery settings

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Message-ID: <20221115100749.46d6uksuaouzuj3p@pengutronix.de>
Date:   Tue, 15 Nov 2022 11:07:49 +0100
From:   Marco Felsch <m.felsch@...gutronix.de>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc:     shawnguo@...nel.org, s.hauer@...gutronix.de,
        Peng Fan <peng.fan@....com>, linux-kernel@...r.kernel.org,
        linux-imx@....com, kernel@...gutronix.de, festevam@...il.com,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH V5 09/12] arm64: dts: imx8mn-evk: add i2c gpio recovery
 settings

On 22-11-15, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Add I2C gpio recovery iomuxc settings
> 
> Signed-off-by: Peng Fan <peng.fan@....com>

Reviewed-by: Marco Felsch <m.felsch@...gutronix.de>

> ---
>  arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 24 +++++++++++++++++--
>  1 file changed, 22 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> index 2b4395854283..1971f095e4c2 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> @@ -160,8 +160,11 @@ &i2c1 {
>  
>  &i2c2 {
>  	clock-frequency = <400000>;
> -	pinctrl-names = "default";
> +	pinctrl-names = "default", "gpio";
>  	pinctrl-0 = <&pinctrl_i2c2>;
> +	pinctrl-1 = <&pinctrl_i2c2_gpio>;
> +	scl-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
> +	sda-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
>  	status = "okay";
>  
>  	ptn5110: tcpc@50 {
> @@ -196,8 +199,11 @@ typec1_con: connector {
>  
>  &i2c3 {
>  	clock-frequency = <400000>;
> -	pinctrl-names = "default";
> +	pinctrl-names = "default", "gpio";
>  	pinctrl-0 = <&pinctrl_i2c3>;
> +	pinctrl-1 = <&pinctrl_i2c3_gpio>;
> +	scl-gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
> +	sda-gpios = <&gpio5 19 GPIO_ACTIVE_HIGH>;
>  	status = "okay";
>  
>  	pca6416: gpio@20 {
> @@ -370,6 +376,13 @@ MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA		0x400001c3
>  		>;
>  	};
>  
> +	pinctrl_i2c2_gpio: i2c2grp-gpio {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C2_SCL_GPIO5_IO16	0x1c3
> +			MX8MN_IOMUXC_I2C2_SDA_GPIO5_IO17	0x1c3
> +		>;
> +	};
> +
>  	pinctrl_i2c3: i2c3grp {
>  		fsl,pins = <
>  			MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL		0x400001c3
> @@ -377,6 +390,13 @@ MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA		0x400001c3
>  		>;
>  	};
>  
> +	pinctrl_i2c3_gpio: i2c3grp-gpio {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C3_SCL_GPIO5_IO18	0x1c3
> +			MX8MN_IOMUXC_I2C3_SDA_GPIO5_IO19	0x1c3
> +		>;
> +	};
> +
>  	pinctrl_pmic: pmicirqgrp {
>  		fsl,pins = <
>  			MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3	0x141
> -- 
> 2.37.1
> 
> 
>