From 984d4374ef06e20afecf66790f352c89fdf24a3d Mon Sep 17 00:00:00 2001 From: Nicolas Ferre Date: Sun, 17 Jan 2021 19:35:58 +0100 Subject: [PATCH] ARM: dts: at91-sama5d27_wlsom1: add i2c recovery Add the i2c gpio pinctrls to support the i2c bus recovery on this board. Signed-off-by: Nicolas Ferre Reviewed-by: Codrin Ciubotariu Link: https://lore.kernel.org/r/20210117183558.5369-1-nicolas.ferre@microchip.com --- arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi | 22 +++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi index a06700e53e4c3..025a78310e3ab 100644 --- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi +++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi @@ -43,14 +43,20 @@ &i2c0 { pinctrl-0 = <&pinctrl_i2c0_default>; - pinctrl-names = "default"; + pinctrl-1 = <&pinctrl_i2c0_gpio>; + pinctrl-names = "default", "gpio"; + sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>; + scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; }; &i2c1 { dmas = <0>, <0>; - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c1_default>; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>; + scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; mcp16502@5b { @@ -258,12 +264,24 @@ bias-disable; }; + pinctrl_i2c0_gpio: i2c0_gpio { + pinmux = , + ; + bias-disable; + }; + pinctrl_i2c1_default: i2c1_default { pinmux = , ; bias-disable; }; + pinctrl_i2c1_gpio: i2c1_gpio { + pinmux = , + ; + bias-disable; + }; + pinctrl_macb0_default: macb0_default { pinmux = , , -- 2.30.2