From 82deb3327410f37ea8ce266e4474d7c241da7306 Mon Sep 17 00:00:00 2001 From: Oleksandr Suvorov Date: Tue, 7 May 2019 15:50:03 +0300 Subject: ARM: dts: add recovery for I2C for iMX7 - add recovery mode for applicable i2c buses for Colibri iMX7 module. Signed-off-by: Oleksandr Suvorov --- arch/arm/boot/dts/imx7-colibri.dtsi | 29 +++++++++++++++++++++++++---- 1 file changed, 25 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index 4a1ef3f83faf..3f6d9ec669a6 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -153,8 +153,12 @@ &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@0a { @@ -255,8 +259,11 @@ &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 { @@ -562,8 +569,15 @@ pinctrl_i2c4: i2c4-grp { fsl,pins = < - MX7D_PAD_ENET1_RGMII_TD3__I2C4_SDA 0x4000007f MX7D_PAD_ENET1_RGMII_TD2__I2C4_SCL 0x4000007f + MX7D_PAD_ENET1_RGMII_TD3__I2C4_SDA 0x4000007f + >; + }; + + pinctrl_i2c4_recovery: i2c4-recoverygrp { + fsl,pins = < + MX7D_PAD_ENET1_RGMII_TD2__GPIO7_IO8 0x4000007f + MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9 0x4000007f >; }; @@ -795,8 +809,15 @@ pinctrl_i2c1: i2c1-grp { fsl,pins = < - MX7D_PAD_GPIO1_IO05__I2C1_SDA 0x4000007f MX7D_PAD_GPIO1_IO04__I2C1_SCL 0x4000007f + MX7D_PAD_GPIO1_IO05__I2C1_SDA 0x4000007f + >; + }; + + pinctrl_i2c1_recovery: i2c1-recoverygrp { + fsl,pins = < + MX7D_PAD_GPIO1_IO04__GPIO1_IO4 0x4000007f + MX7D_PAD_GPIO1_IO05__GPIO1_IO5 0x4000007f >; }; -- cgit v1.2.3