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authorOleksandr Suvorov <oleksandr.suvorov@toradex.com>2019-08-12 17:21:21 +0300
committerShawn Guo <shawnguo@kernel.org>2019-08-19 14:16:05 +0300
commit4e9ccbd6748259a755a59c031c3571e37ae61da6 (patch)
treedd7b2f391f36a73d1127d499585d4eeb6e02e70c /arch
parent02200d29c32427d6dba651ca638a300978c11d95 (diff)
downloadlinux-4e9ccbd6748259a755a59c031c3571e37ae61da6.tar.xz
ARM: dts: imx7-colibri: add recovery for I2C for iMX7
- add recovery mode for applicable i2c buses for Colibri iMX7 module. Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com> Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/imx7-colibri.dtsi25
1 files changed, 23 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index df3259229f3d..917eb0b58b13 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 | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio1 5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+
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 | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio7 9 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
};
&lcdif {
@@ -536,6 +543,13 @@
>;
};
+ 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
@@ -736,6 +750,13 @@
>;
};
+ 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 */