2020-07-16 12:59:37

by Philippe Schenker

[permalink] [raw]
Subject: [RESEND PATCH v2 2/2] ARM: dts: colibri-imx7: add usb dual-role switch capability

Since the runtime-pm wakeup bug was fixed in
drivers/usb/chipidea/core.c usb dual-role host/device switching is
working. So make use of it.

Signed-off-by: Philippe Schenker <[email protected]>

---

arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 9 +++++++++
arch/arm/boot/dts/imx7-colibri.dtsi | 4 ++--
2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
index 97601375f264..db56a532a34a 100644
--- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
@@ -20,6 +20,14 @@ 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";
@@ -174,6 +182,7 @@ &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 e18e89dec879..caea90d2421f 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -457,7 +457,7 @@ &uart3 {
};

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

&usdhc1 {
@@ -486,7 +486,7 @@ &usdhc3 {
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio1 &pinctrl_gpio2 &pinctrl_gpio3 &pinctrl_gpio4
- &pinctrl_gpio7 &pinctrl_usbc_det>;
+ &pinctrl_gpio7>;

pinctrl_gpio1: gpio1-grp {
fsl,pins = <
--
2.27.0