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

The popmetal board using a HOST_VBUS_DRV gpio signal to control the
USB host port 5V power, add a fix regulator and pinctrl for it, and
enable the USB host1 controller with the vbus-supply.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Added rockchip: tag:
Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/rk3288-popmetal.dtsi b/arch/arm/dts/rk3288-popmetal.dtsi
index f3bd468..e5be4cb 100644 (file)
--- a/arch/arm/dts/rk3288-popmetal.dtsi
+++ b/arch/arm/dts/rk3288-popmetal.dtsi
@@ -145,6 +145,18 @@
                regulator-always-on;
                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 {
@@ -471,6 +483,12 @@
                        rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
                };
        };
+
+       usb_host {
+               host_vbus_drv: host-vbus-drv {
+                       rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
 };
 
 &tsadc {
@@ -515,6 +533,11 @@
        status = "okay";
 };
 
+&usb_host1 {
+       vbus-supply = <&vcc5v0_host>;
+       status = "okay";
+};
+
 &usbphy {
        status = "okay";
 };