All four devices are only using the dwc3 controller. The actual ports
are provided by dwc3's internal USB hub.
The implementation on P230, P231 and Q201 seems identical: the USB VBUS
supply seems to be hard-wired, while on Q200 the USB VBUS is provided
by GPIOAO_5.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi | 12 ++++++++++++
arch/arm64/boot/dts/amlogic/meson-gxm-s912-q200.dts | 17 +++++++++++++++++
2 files changed, 29 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
index 7a078be..360c91d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
@@ -188,3 +188,15 @@
ðmac {
status = "okay";
};
+
+&usb2_phys {
+ status = "okay";
+};
+
+&usb3_phy0 {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-s912-q200.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-s912-q200.dts
index 5dbc660..6c28e87 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-s912-q200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-s912-q200.dts
@@ -49,6 +49,19 @@
/ {
compatible = "amlogic,q200", "amlogic,s912", "amlogic,meson-gxm";
model = "Amlogic Meson GXM (S912) Q200 Development Board";
+
+ usb_pwr: regulator-usb-pwrs {
+ compatible = "regulator-fixed";
+
+ regulator-name = "USB_PWR";
+
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ /* signal name in schematic: USB_PWR_EN */
+ gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
};
/* Q200 has exclusive choice between internal or external PHY */
@@ -75,3 +88,7 @@
max-speed = <1000>;
};
};
+
+&usb3_phy0 {
+ phy-supply = <&usb_pwr>;
+};
--
2.10.2
--
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