From 31f21e2a09a150972f9188c3a785998131e843ba Mon Sep 17 00:00:00 2001
From: Biju Das <biju.das.jz@bp.renesas.com>
Date: Wed, 30 Jun 2021 08:30:04 +0100
Subject: [PATCH] dt-bindings: usb: generic-ehci: Document dr_mode property

Document the optional property dr_mode present on both RZ/G2 and
R-Car Gen3 SoCs.

It fixes dtbs_check warning,
'dr_mode' does not match any of the regexes: 'pinctrl-[0-9]+'

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210630073013.22415-3-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 Documentation/devicetree/bindings/usb/generic-ehci.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/generic-ehci.yaml b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
index 8089dc956ba32..f6e5e4abb85b2 100644
--- a/Documentation/devicetree/bindings/usb/generic-ehci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
@@ -142,6 +142,11 @@ properties:
   iommus:
     maxItems: 1
 
+  dr_mode:
+    enum:
+      - host
+      - otg
+
 required:
   - compatible
   - reg
-- 
2.30.2