[PATCH v4] extcon: Palmas Extcon Driver

Laxman Dewangan ldewangan at nvidia.com
Wed May 15 04:43:02 EST 2013


On Tuesday 14 May 2013 03:24 PM, Graeme Gregory wrote:
> On Tue, May 14, 2013 at 02:48:53PM +0530, Kishon Vijay Abraham I wrote:
>> On Tuesday 07 May 2013 04:15 PM, Mark Brown wrote:
>>> On Tue, May 07, 2013 at 03:17:08PM +0530, Kishon Vijay Abraham I wrote:
>>>> On Tuesday 07 May 2013 01:28 PM, Mark Brown wrote:
>>>>>> The platform can provide it's own vbus control in which case this is
>>>>>> not needed.
>>>>> So why is there no interaction with this external VBUS control and how
>>>>> does the driver distinguish between that and an error getting the
>>>>> regulator?
>>>> The platform specifies if it provides its own VBUS control by the dt
>>>> property ti,no_control_vbus. So the driver will give an error only
>>>> when *ti,no_control_vbus* is not set. Graeme?
>>> That doesn't answer the question about why there's no interaction with
>>> the external control...
>>>
>> Graeme?
>>
> I already partially answered this, it was written for a SoC where VBUS
> generation was in hardware on the SoC with no information.
>
> I would say if nvidia/Laxman do not need this remove it, if someone ever
> uses it then they can re-add it easy enough!

I think we really do not require this. Just we need the notification 
through extcon about the cable connection. We should remove it for 
avoiding complexity for now.



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