Add usb otg support for rk3288-vyasa, board support usb1 otg
power through otg_vbus_drv and naming conversion followed
as per schematic.
Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
arch/arm/dts/rk3288-vyasa.dts | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/arch/arm/dts/rk3288-vyasa.dts b/arch/arm/dts/rk3288-vyasa.dts
index 4113687..a8eed97 100644
--- a/arch/arm/dts/rk3288-vyasa.dts
+++ b/arch/arm/dts/rk3288-vyasa.dts
@@ -115,6 +115,20 @@
vin-supply = <&vcc_io>;
};
+ vusb1_5v: vusb1-5v {
+ compatible = "regulator-fixed";
+ regulator-name = "vusb1_5v";
+ enable-active-high;
+ gpio = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>; /* OTG_VBUS_DRV */
+ pinctrl-names = "default";
+ pinctrl-0 = <&otg_vbus_drv>;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vsus_5v>;
+ };
+
vusb2_5v: vusb2-5v {
compatible = "regulator-fixed";
regulator-name = "vusb2_5v";
@@ -395,6 +409,10 @@
status = "okay";
};
+&usb_otg {
+ status = "okay";
+};
+
&vopb {
status = "okay";
};
@@ -449,4 +467,11 @@
rockchip,pins = <RK_GPIO8 RK_PB1 RK_FUNC_GPIO
&pcfg_pull_none>;
};
};
+
+ usb_otg {
+ otg_vbus_drv: otg-vbus-drv {
+ rockchip,pins = <RK_GPIO0 RK_PB4 RK_FUNC_GPIO
&pcfg_pull_none>;
+
+ };
+ };
};
--
2.7.4
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