Re: [PATCH] gpio: Allow user to customise maximum number of GPIOs

Christophe Leroy
2022-08-26T15:08:40Z

Le 26/08/2022 à 15:49, Linus Walleij a écrit :
> On Thu, Aug 25, 2022 at 4:00 PM Christophe Leroy
> <christophe.leroy@csgroup.eu> wrote:
>
>>> Christophe? Will you take a stab at it?
>>
>> Which patch should I write ?
>
> One that removes CONFIG_ARCH_HAS_NR_GPIO entirely, then
> allocate bases for new GPIO chips from 0 and upward instead.
> And then see what happens.
>

Ok, I can give it a try.

But what do I do with:

drivers/gpio/gpio-aggregator.c: bitmap = bitmap_alloc(ARCH_NR_GPIOS,
GFP_KERNEL);

Christophe