diff options
| author | Yunus Bas <y.bas@phytec.de> | 2021-10-04 08:48:22 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2021-10-15 09:34:36 +0800 |
| commit | 4fb0b9309c9f3f7959fc5f796893da908e1f30d0 (patch) | |
| tree | 2e3c2b326040a906a29e58ecf5469085256eea69 /arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi | |
| parent | 0fa8bc5df43f31522cd233dcb12230fd3c09bb64 (diff) | |
ARM: dts: imx6: phytec: Add gpio pinctrl for i2c bus recovery
Make use of the i2c bus recovery feature and enable it on PHYTEC
phyCORE-based modules and boards.
Signed-off-by: Yunus Bas <y.bas@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi index 0873f53ea275..120d6e997a4c 100644 --- a/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi +++ b/arch/arm/boot/dts/imx6qdl-phytec-mira.dtsi @@ -145,8 +145,11 @@ }; &i2c1 { - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c1>; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + scl-gpios = <&gpio3 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio3 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; clock-frequency = <400000>; status = "disabled"; @@ -185,8 +188,11 @@ }; &i2c2 { - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c2>; + pinctrl-1 = <&pinctrl_i2c2_gpio>; + scl-gpios = <&gpio4 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio4 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; clock-frequency = <100000>; status = "disabled"; }; @@ -300,6 +306,20 @@ >; }; + pinctrl_i2c1: i2c1grp { + fsl,pins = < + MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1 + MX6QDL_PAD_EIM_D28__I2C1_SDA 0x4001b8b1 + >; + }; + + pinctrl_i2c1_gpio: i2c1gpiogrp { + fsl,pins = < + MX6QDL_PAD_EIM_D21__GPIO3_IO21 0x4001b8b1 + MX6QDL_PAD_EIM_D28__GPIO3_IO28 0x4001b8b1 + >; + }; + pinctrl_i2c2: i2c2grp { fsl,pins = < MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 @@ -307,10 +327,10 @@ >; }; - pinctrl_i2c1: i2c1grp { + pinctrl_i2c2_gpio: i2c2gpiogrp { fsl,pins = < - MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1 - MX6QDL_PAD_EIM_D28__I2C1_SDA 0x4001b8b1 + MX6QDL_PAD_KEY_ROW3__GPIO4_IO13 0x4001b8b1 + MX6QDL_PAD_KEY_COL3__GPIO4_IO12 0x4001b8b1 >; }; |