[PATCH 2/3] Documentation: dt-bindings: Add snps,need-phy-for-wake for dwc2 USB
From: Douglas Anderson
Date: Mon Jun 22 2015 - 19:53:38 EST
Some SoCs with a dwc2 USB controller may need to keep the PHY on to
support remote wakeup. Allow specifying this as a device tree
Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Documentation/devicetree/bindings/usb/dwc2.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt
index fd132cb..84d258d 100644
@@ -17,6 +17,9 @@ Refer to clk/clock-bindings.txt for generic clock consumer properties
- phys: phy provider specifier
- phy-names: shall be "usb2-phy"
+- snps,need-phy-for-wake: if present indicates that the phy needs to be left
+ on for remote wakeup during suspend.
Refer to phy/phy-bindings.txt for generic phy consumer properties
- dr_mode: shall be one of "host", "peripheral" and "otg"
Refer to usb/generic.txt
@@ -35,4 +38,5 @@ Example:
clock-names = "otg";
phys = <&usbphy>;
phy-names = "usb2-phy";
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