Re: [PATCH v1 1/1] gpio: exar: Allow IO port access
From: Bartosz Golaszewski
Date: Tue Oct 25 2022 - 11:41:40 EST
On Mon, Oct 17, 2022 at 7:05 PM Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
>
> It's possible that PCI device can provide an IO port resource for
> the device. regmap MMIO currently uses MMIO by default. With an
> additional flag we enable support for IO port accesses.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> drivers/gpio/gpio-exar.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpio/gpio-exar.c b/drivers/gpio/gpio-exar.c
> index 482f678c893e..df1bdaae441c 100644
> --- a/drivers/gpio/gpio-exar.c
> +++ b/drivers/gpio/gpio-exar.c
> @@ -141,6 +141,7 @@ static const struct regmap_config exar_regmap_config = {
> .name = "exar-gpio",
> .reg_bits = 16,
> .val_bits = 8,
> + .io_port = true,
> };
>
> static int gpio_exar_probe(struct platform_device *pdev)
> --
> 2.35.1
>
Applied, thanks!
Bartosz