[PATCH] ARM: pxa: activate pinctrl for device-tree machines

Robert Jarzmik robert.jarzmik at free.fr
Mon Apr 11 12:51:26 PDT 2016


Linus Walleij <linus.walleij at linaro.org> writes:

> On Sat, Apr 2, 2016 at 8:56 PM, Robert Jarzmik <robert.jarzmik at free.fr> wrote:
>
>> Pincontrol is not yet ready for all PXA platforms.
>> For example, a legacy platform, if PINCTRL was activated, will fail its
>> calls to gpio_request() or gpio_direction_output(), as the pinctrl
>> driver might not be available, such as for pxa25x and pxa3xx.
>>
>> As a step forward, activate pincontrol for all device-tree available
>> machines, ie. pxa27x device-tree based and pxa3xx device-tree based.
>>
>> If it appears later that pincontrol is also required for legacy
>> platforms and if the mfp->pinctrl conversion can be achieved, then
>> PINCTRL will be activated for the whole PXA architecture.
>>
>> Cc: Linus Walleij <linus.walleij at linaro.org>
>> Cc: Masahiro Yamada <yamada.masahiro at socionext.com>
>> Signed-off-by: Robert Jarzmik <robert.jarzmik at free.fr>
>
> Acked-by: Linus Walleij <linus.walleij at linaro.org>
Thanks, queued to pxa/for-next.

Cheers.

-- 
Robert



More information about the linux-arm-kernel mailing list