From: Oleksandr Suvorov <oleksandr.suvo...@toradex.com>

- add recovery mode for applicable i2c buses for
  Colibri iMX7 module.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvo...@toradex.com>
Signed-off-by: Philippe Schenker <philippe.schen...@toradex.com>
---

Changes in v2: None

 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

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