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[PATCH 2/3] Documentation: dt-bindings: Add snps,need-phy-for-wake for dwc2 USB

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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
property.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
---
 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
--- a/Documentation/devicetree/bindings/usb/dwc2.txt
+++ b/Documentation/devicetree/bindings/usb/dwc2.txt
@@ -17,6 +17,9 @@ Refer to clk/clock-bindings.txt for generic clock consumer properties
 Optional 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";
+		snps,need-phy-for-wake;
         };
-- 
2.4.3.573.g4eafbef

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[PATCH 0/3] dwc2 patches to allow wakeup on Rockchip rk3288 Douglas Anderson <dianders@chromium.org> - 2015-06-23 02:00 +0200
  [PATCH 3/3] USB: dwc2: Don't turn off the usbphy in suspend if wakeup is enabled Douglas Anderson <dianders@chromium.org> - 2015-06-23 02:00 +0200
  [PATCH 2/3] Documentation: dt-bindings: Add snps,need-phy-for-wake for dwc2 USB Douglas Anderson <dianders@chromium.org> - 2015-06-23 02:00 +0200
  [PATCH 1/3] USB: Export usb_wakeup_enabled_descendants() Douglas Anderson <dianders@chromium.org> - 2015-06-23 02:00 +0200

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