[PATCH] pinctrl: stm32: consider the GPIO offset to expose all the GPIO lines

[Linus Walleij]

On Wed, Dec 15, 2021 at 10:58 AM Fabien Dessenne
<fabien.dessenne at foss.st.com> wrote:

> Consider the GPIO controller offset (from "gpio-ranges") to compute the
> maximum GPIO line number.
> This fixes an issue where gpio-ranges uses a non-null offset.
>   e.g.: gpio-ranges = <&pinctrl 6 86 10>
>         In that case the last valid GPIO line is not 9 but 15 (6 + 10 - 1)
>
> Fixes: 67e2996f72c7 ("pinctrl: stm32: fix the reported number of GPIO lines per bank")
> Reported-by: Christoph Fritz <chf.fritz at googlemail.com>
> Signed-off-by: Fabien Dessenne <fabien.dessenne at foss.st.com>

Patch applied for fixes and tagged for stable.

Yours,
Linus Walleij