Tinker board have a usb host. add dts node to provide power supply.
Signed-off-by: Eddie Cai <eddie.cai.li...@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 {
--
2.7.4
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