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dt-bindings: usb: generic-ehci: Document dr_mode property

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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>
This commit is contained in:
Biju Das 2021-06-30 08:30:04 +01:00 committed by Greg Kroah-Hartman
parent b833ce15ce
commit 31f21e2a09
1 changed files with 5 additions and 0 deletions
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5
Documentation/devicetree/bindings/usb/generic-ehci.yaml
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@ -142,6 +142,11 @@ properties:
iommus:
maxItems: 1
dr_mode:
enum:
- host
- otg
required:
- compatible
- reg