From: Biju Das <biju.das.jz@bp.renesas.com>

commit 31f21e2a09a150972f9188c3a785998131e843ba upstream.

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>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
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 247ef00381ea..78b235fb76df 100644
--- a/Documentation/devicetree/bindings/usb/generic-ehci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
@@ -91,6 +91,11 @@ properties:
iommus:
maxItems: 1

+ dr_mode:
+ enum:
+ - host
+ - otg
+
required:
- compatible
- reg
--
2.17.1