arm64: dts: colibri-imx8x: Add usb

Add USB Host and USB OTG (Client/Host switching) to the carrier-boards.

Upstream-Status: Pending
- No support as of now in upstream linux.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

3 files changed, 96 insertions, 4 deletions

diff --git a/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi b/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
index f95f3434fc4f..6c65ccabdbf9 100644
--- a/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
@@ -17,6 +17,24 @@
 		#clock-cells = <0>;
 		clock-frequency = <16000000>;
 	};
+
+	extcon_usbc_det: usbc_det {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpio = <&lsio_gpio5 9 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbc_det>;
+	};
+
+	reg_usbh_vbus: regulator-usbh-vbus {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbh1_reg>;
+		gpio = <&lsio_gpio4 3 GPIO_ACTIVE_LOW>;
+		regulator-always-on;
+		regulator-max-microvolt = <5000000>;
+		regulator-min-microvolt = <5000000>;
+		regulator-name = "usbh_vbus";
+	};
 };
 
 /* Colibri Analogue Inputs */
@@ -89,6 +107,36 @@
 	status = "okay";
 };
 
+/* USB PHY for &usbotg3 */
+&usb3_phy {
+	status = "okay";
+};
+
+&usbotg1 {
+	extcon = <&extcon_usbc_det &extcon_usbc_det>;
+	vbus-supply = <&reg_usbh_vbus>;
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	power-active-high;
+	disable-over-current;
+	status = "okay";
+};
+
+&usbotg3 {
+	status = "okay";
+};
+
+&usbotg3_cdns3 {
+	dr_mode = "host";
+	status = "okay";
+};
+
+/* USB PHY for &usbotg1 */
+&usbphy1 {
+	status = "okay";
+};
+
 /* Colibri SD/MMC Card */
 &usdhc2 {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi b/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi
index 3770cbebcdbc..f34f85f6054b 100644
--- a/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi
@@ -9,12 +9,30 @@
 		rtc1 = &rtc;
 	};
 
+	extcon_usbc_det: usbc_det {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpio = <&lsio_gpio5 9 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbc_det>;
+	};
+
 	reg_3v3: regulator-3v3 {
 		compatible = "regulator-fixed";
 		regulator-max-microvolt = <3300000>;
 		regulator-min-microvolt = <3300000>;
 		regulator-name = "3.3V";
 	};
+
+	reg_usbh_vbus: regulator-usbh-vbus {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbh1_reg>;
+		regulator-name = "usbh_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&lsio_gpio4 3 GPIO_ACTIVE_LOW>;
+		regulator-always-on;
+	};
 };
 
 /* Colibri Analogue Inputs */
@@ -114,6 +132,36 @@
 	status = "okay";
 };
 
+/* USB PHY for &usbotg3 */
+&usb3_phy {
+	status = "okay";
+};
+
+&usbotg1 {
+	extcon = <&extcon_usbc_det &extcon_usbc_det>;
+	vbus-supply = <&reg_usbh_vbus>;
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	power-active-high;
+	disable-over-current;
+	status = "okay";
+};
+
+&usbotg3 {
+	status = "okay";
+};
+
+&usbotg3_cdns3 {
+	dr_mode = "host";
+	status = "okay";
+};
+
+/* USB PHY for &usbotg1 */
+&usbphy1 {
+	status = "okay";
+};
+
 /* Colibri SD/MMC Card */
 &usdhc2 {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi b/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
index cf7524a63997..8957fc9c695a 100644
--- a/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
@@ -557,10 +557,6 @@
 	no-1-8-v;
 };
 
-/* TODO USB Client/Host */
-
-/* TODO USB Host */
-
 /* TODO VPU Encoder/Decoder */
 
 &iomuxc {