From mboxrd@z Thu Jan 1 00:00:00 1970 From: santosh.shilimkar@ti.com (Santosh Shilimkar) Date: Wed, 2 Apr 2014 13:53:19 -0400 Subject: [PATCH][next] phy: core: make NULL a valid phy reference if !CONFIG_GENERIC_PHY In-Reply-To: <20140313214450.GG27355@saruman.home> References: <1394709073-1980-1-git-send-email-grygorii.strashko@ti.com> <20140313152024.GF4599@saruman.home> <20140313214450.GG27355@saruman.home> Message-ID: <533C4E8F.20306@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 13 March 2014 05:44 PM, Felipe Balbi wrote: > 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 >>> CC: Felipe Balbi >>> CC: Santosh Shilimkar >>> Signed-off-by: Grygorii Strashko >> >> nice :-) >> >> Acked-by: Felipe Balbi > > 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. > Just checking whether the fix was picked up for the 3.14 merge window ? Regards, Santosh