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authorChunfeng Yun <chunfeng.yun@mediatek.com>2017-10-13 12:10:49 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2017-10-19 10:38:14 +0300
commit32428aa22d08a1be660b571a0f71880e5a9dd926 (patch)
tree5d7dc41fe42011cddb5b27e01a7086e3f58becc5 /Documentation/devicetree
parentfc3a41aa696ca588cde95ae348bce999bf08f234 (diff)
downloadlinux-32428aa22d08a1be660b571a0f71880e5a9dd926.tar.xz
dt-bindings: usb: mtu3: remove optional pinctrls
Remove optional pinctrls due to using FORCE/RG_IDDIG to implement manual switch function. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/usb/mediatek,mtu3.txt7
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
index 49c982bb5bfc..b2271d8e6b50 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
@@ -30,9 +30,10 @@ Optional properties:
when supports dual-role mode.
- vbus-supply : reference to the VBUS regulator, needed when supports
dual-role mode.
- - pinctl-names : a pinctrl state named "default" must be defined,
- "id_float" and "id_ground" are optinal which depends on
- "mediatek,enable-manual-drd"
+ - pinctrl-names : a pinctrl state named "default" is optional, and need be
+ defined if auto drd switch is enabled, that means the property dr_mode
+ is set as "otg", and meanwhile the property "mediatek,enable-manual-drd"
+ is not set.
- pinctrl-0 : pin control group
See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt