arm64: dts: r8a7795: salvator-x: enable usb2_phy of channel 0

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.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
index 98f02631a0f0c66ceeb3582300cff1049f6aa5f4..8c8bfdccdc2beaaa8bc588f44d4871c98e2eb38c 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
@@ -110,6 +110,17 @@
                          1800000 0>;
        };
 
+       vbus0_usb2: regulator-vbus0-usb2 {
+               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>
@@ -193,6 +204,11 @@
                function = "audio_clk";
        };
 
+       usb0_pins: usb0 {
+               groups = "usb0";
+               function = "usb0";
+       };
+
        usb1_pins: usb1 {
                groups = "usb1";
                function = "usb1";
@@ -369,6 +385,14 @@
        status = "okay";
 };
 
+&usb2_phy0 {
+       pinctrl-0 = <&usb0_pins>;
+       pinctrl-names = "default";
+
+       vbus-supply = <&vbus0_usb2>;
+       status = "okay";
+};
+
 &usb2_phy1 {
        pinctrl-0 = <&usb1_pins>;
        pinctrl-names = "default";