From: Oleksandr Suvorov <oleksandr.suvorov@xxxxxxxxxxx> - add recovery mode for applicable i2c buses for Colibri iMX7 module. Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@xxxxxxxxxxx> Signed-off-by: Philippe Schenker <philippe.schenker@xxxxxxxxxxx> --- arch/arm/boot/dts/imx7-colibri.dtsi | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index a8d992f3e897..2480623c92ff 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -140,8 +140,12 @@ &i2c1 { clock-frequency = <100000>; - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c1 &pinctrl_i2c1_int>; + pinctrl-1 = <&pinctrl_i2c1_recovery &pinctrl_i2c1_int>; + scl-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>; + sda-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; + status = "okay"; codec: sgtl5000@a { @@ -242,8 +246,11 @@ &i2c4 { clock-frequency = <100000>; - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c4>; + pinctrl-1 = <&pinctrl_i2c4_recovery>; + scl-gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>; + sda-gpios = <&gpio7 9 GPIO_ACTIVE_HIGH>; }; &lcdif { @@ -540,6 +547,13 @@ >; }; + pinctrl_i2c4_recovery: i2c4-recoverygrp { + fsl,pins = < + MX7D_PAD_ENET1_RGMII_TD2__GPIO7_IO8 0x4000007f + MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9 0x4000007f + >; + }; + pinctrl_lcdif_dat: lcdif-dat-grp { fsl,pins = < MX7D_PAD_LCD_DATA00__LCD_DATA0 0x79 @@ -740,6 +754,13 @@ >; }; + pinctrl_i2c1_recovery: i2c1-recoverygrp { + fsl,pins = < + MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4 0x4000007f + MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x4000007f + >; + }; + pinctrl_cd_usdhc1: usdhc1-cd-grp { fsl,pins = < MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x59 /* CD */ -- 2.22.0