usb: dwc3: Add a property to disable USB2 LPM
authorThinh Nguyen <thinh.nguyen@synopsys.com>
Thu, 8 Nov 2018 02:10:36 +0000 (18:10 -0800)
committerFelipe Balbi <felipe.balbi@linux.intel.com>
Mon, 26 Nov 2018 07:06:31 +0000 (09:06 +0200)
Add an option to disable USB2 LPM from host. There maybe cases where the
user does not want to enable USB2 LPM (e.g. USB2 LPM is broken).

Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Documentation/devicetree/bindings/usb/dwc3.txt

index 636630fb92d7443b853652dc8008956b1facb04a..7e33e53e7c294938936de02baaf0e586c630c94e 100644 (file)
@@ -37,6 +37,7 @@ Optional properties:
  - phy-names: from the *Generic PHY* bindings; supported names are "usb2-phy"
        or "usb3-phy".
  - resets: a single pair of phandle and reset specifier
+ - snps,usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM
  - snps,usb3_lpm_capable: determines if platform is USB3 LPM capable
  - snps,disable_scramble_quirk: true when SW should disable data scrambling.
        Only really useful for FPGA builds.