[PATCH 5.19 0205/1157] ARM: dts: imx7-colibri: add usb dual-role switching using extcon

Greg Kroah-Hartman
2022-08-15T22:43:01Z

From: Philippe Schenker <philippe.schenker@toradex.com>

[ Upstream commit 136f88458d829987548b3321e7122e05acd78dd9 ]

Add USB dual-role switching using extcon.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 8 ++++++++
arch/arm/boot/dts/imx7-colibri.dtsi | 5 ++---
2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
index d6fa74222960..17ad9065646d 100644
--- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
@@ -20,6 +20,13 @@ clk16m: clk16m {
clock-frequency = <16000000>;
};

+ extcon_usbc_det: usbc-det {
+ compatible = "linux,extcon-usb-gpio";
+ id-gpio = <&gpio7 14 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usbc_det>;
+ };
+
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
@@ -141,6 +148,7 @@ &uart3 {
};

&usbotg1 {
+ extcon = <0>, <&extcon_usbc_det>;
status = "okay";
};

diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index e20b0977f38f..4146564c3e4b 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -497,7 +497,7 @@ &uart3 {
};

&usbotg1 {
- dr_mode = "host";
+ dr_mode = "otg";
};

&usdhc1 {
@@ -525,8 +525,7 @@ &usdhc3 {

&iomuxc {
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_gpio1 &pinctrl_gpio2 &pinctrl_gpio3 &pinctrl_gpio4
- &pinctrl_usbc_det>;
+ pinctrl-0 = <&pinctrl_gpio1 &pinctrl_gpio2 &pinctrl_gpio3 &pinctrl_gpio4>;

/*
* Atmel MXT touchsceen + Capacitive Touch Adapter
--
2.35.1