rockchip: dts: tinker: add usb host power supply node

Tinker board have a usb host. add dts node to provide power supply.

Signed-off-by: Eddie Cai <eddie.cai.linux@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/rk3288-tinker.dts b/arch/arm/dts/rk3288-tinker.dts
index c055097..22881cb 100644 (file)
--- 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 527493c..a752458 100644 (file)
--- 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 {