Re: [PATCH] gpio: aspeed: fix ast2600 bank properties

From: Bartosz Golaszewski
Date: Thu Sep 24 2020 - 09:38:04 EST


On Wed, Sep 16, 2020 at 10:42 PM <rentao.bupt@xxxxxxxxx> wrote:
>
> From: Tao Ren <rentao.bupt@xxxxxxxxx>
>
> GPIO_U is mapped to the least significant byte of input/output mask, and
> the byte in "output" mask should be 0 because GPIO_U is input only. All
> the other bits need to be 1 because GPIO_V/W/X support both input and
> output modes.
>
> Similarly, GPIO_Y/Z are mapped to the 2 least significant bytes, and the
> according bits need to be 1 because GPIO_Y/Z support both input and
> output modes.
>
> Fixes: ab4a85534c3e ("gpio: aspeed: Add in ast2600 details to Aspeed driver")
> Signed-off-by: Tao Ren <rentao.bupt@xxxxxxxxx>
> ---
> drivers/gpio/gpio-aspeed.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
> index 879db23d8454..d07bf2c3f136 100644
> --- a/drivers/gpio/gpio-aspeed.c
> +++ b/drivers/gpio/gpio-aspeed.c
> @@ -1114,8 +1114,8 @@ static const struct aspeed_gpio_config ast2500_config =
>
> static const struct aspeed_bank_props ast2600_bank_props[] = {
> /* input output */
> - {5, 0xffffffff, 0x0000ffff}, /* U/V/W/X */
> - {6, 0xffff0000, 0x0fff0000}, /* Y/Z */
> + {5, 0xffffffff, 0xffffff00}, /* U/V/W/X */
> + {6, 0x0000ffff, 0x0000ffff}, /* Y/Z */
> { },
> };
>
> --
> 2.17.1
>

Queued for fixes, thanks!

Bartosz