Re: [PATCH 1/2] gpio: axp209: use correct register for GPIO input status

From: Chen-Yu Tsai
Date: Thu Nov 24 2016 - 00:53:27 EST


On Wed, Nov 23, 2016 at 9:45 PM, Thomas Petazzoni
<thomas.petazzoni@xxxxxxxxxxxxxxxxxx> wrote:
> Hello,
>
> On Wed, 23 Nov 2016 14:27:48 +0100, Quentin Schulz wrote:
>> The GPIO input status was read from control register
>> (AXP20X_GPIO[210]_CTRL) instead of status register (AXP20X_GPIO20_SS).
>>
>> Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
>
> This smells like a bug fix, so perhaps Cc: stable?

Presently there are no in-tree boards that use the GPIOs
as input. And the only user I see is the CHIP, for the headphone
jack detection. Again, not supported in mainline yet.

Not sure if there is value in sending it for stable.

ChenYu

>
> Thomas
> --
> Thomas Petazzoni, CTO, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com