Hi, On Thu, Mar 13, 2014 at 10:20:24AM -0500, Felipe Balbi wrote: > On Thu, Mar 13, 2014 at 01:11:13PM +0200, Grygorii Strashko wrote: > > This fixes a regression on Keystone 2 platforms caused by patch > > 57303488cd37da58263e842de134dc65f7c626d5 > > "usb: dwc3: adapt dwc3 core to use Generic PHY Framework" which adds > > optional support of generic phy in DWC3 core. > > > > On Keystone 2 platforms the USB is not working now because > > CONFIG_GENERIC_PHY isn't set and, as result, Generic PHY APIs stubs > > return -ENOSYS always. The log shows: > > dwc3 2690000.dwc3: failed to initialize core > > dwc3: probe of 2690000.dwc3 failed with error -38 > > > > Hence, fix it by making NULL a valid phy reference in Generic PHY > > APIs stubs in the same way as it was done by the patch > > 04c2facad8fee66c981a51852806d8923336f362 "drivers: phy: Make NULL > > a valid phy reference". > > > > CC: Kishon Vijay Abraham I <kishon@xxxxxx> > > CC: Felipe Balbi <balbi@xxxxxx> > > CC: Santosh Shilimkar <santosh.shilimkar@xxxxxx> > > Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx> > > nice :-) > > Acked-by: Felipe Balbi <balbi@xxxxxx> Greg, if your tree isn't closed yet, could you consider this patch still for v3.15 merge window ? Grygorii found a regression on Keystone platforms which this patch fixes. Let me know if you need the original patch and myself or Kishon can send it to you. -- balbi
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