[PATCH 1/2] Documentation: dt-bindings: Add documentation for the Meson GXL USB2 PHY

[Martin Blumenstingl <martin.blumenstingl-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>]

This adds the DT binding documentation for the USB2 PHY(s) found in the
Meson GXL and GXM SoCs.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>
---
 .../devicetree/bindings/phy/meson-gxl-usb2-phy.txt      | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/meson-gxl-usb2-phy.txt

diff --git a/Documentation/devicetree/bindings/phy/meson-gxl-usb2-phy.txt b/Documentation/devicetree/bindings/phy/meson-gxl-usb2-phy.txt
new file mode 100644
index 000000000000..a105494a0fc9
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/meson-gxl-usb2-phy.txt
@@ -0,0 +1,17 @@
+* Amlogic Meson GXL and GXM USB2 PHY binding
+
+Required properties:
+- compatible:	Should be "amlogic,meson-gxl-usb2-phy"
+- reg:		The base address and length of the registers
+- #phys-cells:	must be 0 (see phy-bindings.txt in this directory)
+
+Optional properties:
+- phy-supply:	see phy-bindings.txt in this directory
+
+
+Example:
+	usb2_phy0: phy@78000 {
+		compatible = "amlogic,meson-gxl-usb2-phy";
+		#phy-cells = <0>;
+		reg = <0x0 0x78000 0x0 0x20>;
+	};
-- 
2.12.0

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