From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Wed, 16 Apr 2014 10:19:48 -0500 Subject: [PATCH v2] phy: core: make NULL a valid phy reference if !CONFIG_GENERIC_PHY In-Reply-To: <1397648901-4450-1-git-send-email-grygorii.strashko@ti.com> References: <1397648901-4450-1-git-send-email-grygorii.strashko@ti.com> Message-ID: <20140416151947.GF28035@saruman.home> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Apr 16, 2014 at 02:48:21PM +0300, 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 I thought I'd already acked this one... oh well, need more coffee: Acked-by: Felipe Balbi -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: