ARM: dts: zynq: Enable USB and USB PHY for ZYBO

Setup the USB controller and configure it to operate in host mode.
Additionally add the USB phy node for the ZYBO, including reset gpio
which is connected to a external MIO pin.

Signed-off-by: Nathan Rossi <nathan@nathanrossi.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Sören Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/boot/dts/zynq-zybo.dts b/arch/arm/boot/dts/zynq-zybo.dts
index 16c9cacd668d4af08660cc0679e1314ca6a54086..8f085b3d23cd7baaa365d6a14195c7e23e15d5c1 100644 (file)
--- a/arch/arm/boot/dts/zynq-zybo.dts
+++ b/arch/arm/boot/dts/zynq-zybo.dts
@@ -33,6 +33,11 @@ chosen {
                stdout-path = "serial0:115200n8";
        };
 
+       usb_phy0: phy0 {
+               #phy-cells = <0>;
+               compatible = "usb-nop-xceiv";
+               reset-gpios = <&gpio0 46 1>;
+       };
 };
 
 &clkc {
@@ -56,3 +61,9 @@ &sdhci0 {
 &uart1 {
        status = "okay";
 };
+
+&usb0 {
+       status = "okay";
+       dr_mode = "host";
+       usb-phy = <&usb_phy0>;
+};