[U-Boot] [PATCH v6 7/8] rockchip: dts: rk3328: support and enable dwc2

[Meng Dongyang]

Enable dwc2 controller and add fixed regulator for dwc2 controller to
control vbus.

Signed-off-by: Meng Dongyang <daniel.meng at rock-chips.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---

Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3:
- add hnp-srp-disable property

 arch/arm/dts/rk3328-evb.dts | 14 ++++++++++++++
 arch/arm/dts/rk3328.dtsi    | 10 ++++++++++
 2 files changed, 24 insertions(+)

diff --git a/arch/arm/dts/rk3328-evb.dts b/arch/arm/dts/rk3328-evb.dts
index 4cf6d2e..220d0ab 100644
--- a/arch/arm/dts/rk3328-evb.dts
+++ b/arch/arm/dts/rk3328-evb.dts
@@ -15,6 +15,15 @@
 		stdout-path = &uart2;
 	};
 
+	vcc5v0_otg: vcc5v0-otg-drv {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		regulator-name = "vcc5v0_otg";
+		gpio = <&gpio0 27 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
 	vcc5v0_host_xhci: vcc5v0-host-xhci-drv {
 		compatible = "regulator-fixed";
 		enable-active-high;
@@ -61,6 +70,11 @@
 	status = "okay";
 };
 
+&usb20_otg {
+	vbus-supply = <&vcc5v0_otg>;
+	status = "okay";
+};
+
 &usb_host0_xhci {
 	vbus-supply = <&vcc5v0_host_xhci>;
 	status = "okay";
diff --git a/arch/arm/dts/rk3328.dtsi b/arch/arm/dts/rk3328.dtsi
index f18cfc2..1290982 100644
--- a/arch/arm/dts/rk3328.dtsi
+++ b/arch/arm/dts/rk3328.dtsi
@@ -460,6 +460,16 @@
 		status = "disabled";
 	};
 
+	usb20_otg: usb at ff580000 {
+		compatible = "rockchip,rk3328-usb", "rockchip,rk3066-usb",
+			     "snps,dwc2";
+		reg = <0x0 0xff580000 0x0 0x40000>;
+		interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+		hnp-srp-disable;
+		dr_mode = "otg";
+		status = "disabled";
+	};
+
 	sdmmc_ext: rksdmmc at ff5f0000 {
 		compatible = "rockchip,rk3328-dw-mshc", "rockchip,rk3288-dw-mshc";
 		reg = <0x0 0xff5f0000 0x0 0x4000>;
-- 
1.9.1