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authorHeiko Stuebner <heiko@sntech.de>2014-09-09 15:40:52 +0200
committerHeiko Stuebner <heiko@sntech.de>2014-09-13 20:28:10 +0200
commitf1c8547f56f1da9db51fe3281479c823e949a9fd (patch)
tree5775ba479011d18dd46c2032f13e99b6726ce2c7 /arch/arm/boot/dts/rk3188-radxarock.dts
parentARM: dts: rockchip: add dwc2 controllers for rk3066 and rk3188 (diff)
downloadlinux-f1c8547f56f1da9db51fe3281479c823e949a9fd.tar.xz
linux-f1c8547f56f1da9db51fe3281479c823e949a9fd.zip
ARM: dts: rockchip: enable usb ports on Radxa Rock
This enables both the otg and host port and adds the vbus regulators on the Radxa Rock board. As we don't have phy support yet, the vbus regulators are added in always-on mode. Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot/dts/rk3188-radxarock.dts')
-rw-r--r--arch/arm/boot/dts/rk3188-radxarock.dts43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index ff35acfa8ae7..1be0c34d4187 100644
--- a/arch/arm/boot/dts/rk3188-radxarock.dts
+++ b/arch/arm/boot/dts/rk3188-radxarock.dts
@@ -65,6 +65,19 @@
pinctrl-0 = <&ir_recv_pin>;
};
+ vcc_otg: usb-otg-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio2 31 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&host_vbus_drv>;
+ regulator-name = "otg-vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
vcc_sd0: sdmmc-regulator {
compatible = "regulator-fixed";
regulator-name = "sdmmc-supply";
@@ -74,6 +87,19 @@
startup-delay-us = <100000>;
vin-supply = <&vcc_io>;
};
+
+ vcc_host: usb-host-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 3 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&otg_vbus_drv>;
+ regulator-name = "host-pwr";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
};
&i2c1 {
@@ -218,6 +244,15 @@
rockchip,pins = <RK_GPIO0 10 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
+
+ usb {
+ host_vbus_drv: host-vbus-drv {
+ rockchip,pins = <0 3 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ otg_vbus_drv: otg-vbus-drv {
+ rockchip,pins = <2 31 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
};
&uart0 {
@@ -236,6 +271,14 @@
status = "okay";
};
+&usb_host {
+ status = "okay";
+};
+
+&usb_otg {
+ status = "okay";
+};
+
&wdt {
status = "okay";
};