Re: [PATCH v2] phy: core: make NULL a valid phy reference if !CONFIG_GENERIC_PHY
From: Kishon Vijay Abraham I
Date: Fri Apr 18 2014 - 07:33:56 EST
On Wednesday 16 April 2014 08:49 PM, Felipe Balbi wrote:
> 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 <kishon@xxxxxx>
>> CC: Felipe Balbi <balbi@xxxxxx>
>> CC: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
>> Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
>
> I thought I'd already acked this one... oh well, need more coffee:
Indeed.. you acked the v1 of this patch series and already queued the v2 with
your acked by ;-)
Cheers
Kishon
>
> Acked-by: Felipe Balbi <balbi@xxxxxx>
>
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