usb: gadget: udc: renesas_usb3: Add r8a774a1 support

Document RZ/G2M (R8A774A1) SoC bindings.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/Documentation/devicetree/bindings/usb/renesas_usb3.txt b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
index 2c071bb5801e..b22f0a519991 100644
--- a/Documentation/devicetree/bindings/usb/renesas_usb3.txt
+++ b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
@@ -2,11 +2,12 @@ Renesas Electronics USB3.0 Peripheral driver
 
 Required properties:
   - compatible: Must contain one of the following:
+        - "renesas,r8a774a1-usb3-peri"
         - "renesas,r8a7795-usb3-peri"
         - "renesas,r8a7796-usb3-peri"
         - "renesas,r8a77965-usb3-peri"
-        - "renesas,rcar-gen3-usb3-peri" for a generic R-Car Gen3 compatible
-          device
+        - "renesas,rcar-gen3-usb3-peri" for a generic R-Car Gen3 or RZ/G2
+          compatible device
 
     When compatible with the generic version, nodes must list the
     SoC-specific version corresponding to the platform first