Re: [PATCH v2 1/1] gpio: mmio: handle "ngpios" properly in bgpio_init()

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Jul 11, 2023 at 5:13 PM Asmaa Mnebhi <asmaa@xxxxxxxxxx> wrote:

> bgpio_init() uses "sz" argument to populate ngpio, which is not
> accurate. Instead, read the "ngpios" property from the DT and if it
> doesn't exist, use the "sz" argument. With this change, drivers no
> longer need to overwrite the ngpio variable after calling bgpio_init().
>
> If the "ngpios" property is specified, bgpio_bits is calculated
> as the round up value of ngpio. At the moment, the only requirement
> specified is that the round up value must be a multiple of 8 but
> it should also be a power of 2 because we provide accessors based
> on the bank size in bgpio_setup_accessors().
>
> Signed-off-by: Asmaa Mnebhi <asmaa@xxxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

Still looks good! :)

Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij