[PATCH 2/4] arm64: dts: salvator-x: enable usb2_phy of channel 0

[Yoshihiro Shimoda]

This patch also adds a regulator node for USB2.0 to handle VBUS on/off
by the phy-rcar-gen3-usb2 driver.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda...@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts 
b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
index c09ead3..21e7e09 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
@@ -112,6 +112,17 @@
                          1800000 0>;
        };
 
+       vbus0_usb2_phy0: regulator@5 {
+               compatible = "regulator-fixed";
+
+               regulator-name = "USB20_VBUS0";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+
+               gpio = <&gpio6 16 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
        audio_clkout: audio_clkout {
                /*
                 * This is same as <&rcar_sound 0>
@@ -349,6 +360,11 @@
                function = "audio_clk";
        };
 
+       usb0_pins: usb0 {
+               groups = "usb0";
+               function = "usb0";
+       };
+
        usb1_pins: usb1 {
                groups = "usb1";
                function = "usb1";
@@ -541,6 +557,14 @@
        status = "okay";
 };
 
+&usb2_phy0 {
+       pinctrl-0 = <&usb0_pins>;
+       pinctrl-names = "default";
+
+       vbus-supply = <&vbus0_usb2_phy0>;
+       status = "okay";
+};
+
 &usb2_phy1 {
        pinctrl-0 = <&usb1_pins>;
        pinctrl-names = "default";
-- 
1.9.1