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

Signed-off-by: Meng Dongyang daniel.meng@rock-chips.com ---

Changes in v2: - Add fixed regulator to control vbus

arch/arm/dts/rk3328-evb.dts | 14 ++++++++++++++ arch/arm/dts/rk3328.dtsi | 9 +++++++++ 2 files changed, 23 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..1d81dad 100644 --- a/arch/arm/dts/rk3328.dtsi +++ b/arch/arm/dts/rk3328.dtsi @@ -460,6 +460,15 @@ status = "disabled"; };

+ usb20_otg: usb@ff580000 { + compatible = "rockchip,rk3328-usb", "rockchip,rk3066-usb", + "snps,dwc2"; + reg = <0x0 0xff580000 0x0 0x40000>; + interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>; + dr_mode = "otg"; + status = "disabled"; + }; + sdmmc_ext: rksdmmc@ff5f0000 { compatible = "rockchip,rk3328-dw-mshc", "rockchip,rk3288-dw-mshc"; reg = <0x0 0xff5f0000 0x0 0x4000>;