Tinker board have a usb host. add dts node to provide power supply.
Signed-off-by: Eddie Cai eddie.cai.linux@gmail.com --- arch/arm/dts/rk3288-tinker.dts | 11 +++++++++++ arch/arm/dts/rk3288-tinker.dtsi | 12 ++++++++++++ 2 files changed, 23 insertions(+)
diff --git a/arch/arm/dts/rk3288-tinker.dts b/arch/arm/dts/rk3288-tinker.dts index c055097..22881cb 100644 --- a/arch/arm/dts/rk3288-tinker.dts +++ b/arch/arm/dts/rk3288-tinker.dts @@ -30,6 +30,12 @@
&pinctrl { u-boot,dm-pre-reloc; + + usb { + host_vbus_drv: host-vbus-drv { + rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; };
&pwm1 { @@ -41,6 +47,11 @@ reg-shift = <2>; };
+&usb_host1 { + vbus-supply = <&vcc5v0_host>; + status = "okay"; +}; + &sdmmc { u-boot,dm-pre-reloc; }; diff --git a/arch/arm/dts/rk3288-tinker.dtsi b/arch/arm/dts/rk3288-tinker.dtsi index ceb4e2b..ead45fa 100644 --- a/arch/arm/dts/rk3288-tinker.dtsi +++ b/arch/arm/dts/rk3288-tinker.dtsi @@ -110,6 +110,18 @@ startup-delay-us = <100000>; vin-supply = <&vcc_io>; }; + + vcc5v0_host: usb-host-regulator { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&host_vbus_drv>; + regulator-name = "vcc5v0_host"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; };
&cpu0 {