[PATCH v2 3/3] gpio: mxc: add generic gpio request/free callbacks to pinctrl

[Linus Walleij]

On Thu, Sep 8, 2016 at 3:48 AM, Vladimir Zapolskiy
<vladimir_zapolskiy at mentor.com> wrote:

> If a GPIO controller description in board DTB contains information
> about mappings between GPIOs and pads under IOMUX control use it to
> request and free GPIOs with respect to pinctrl/pinmux subsystems.
>
> One of immediate positive functional changes is inability to
> request non-existing GPIOs, i.e. if there is no pad such. Also
> pinctrl/pinmux may now properly account pads occupied by requested
> GPIOs.
>
> The change has no effect, if "gpio-ranges" property is not found
> including the case if a board has no DTB firmware.
>
> Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy at mentor.com>
> ---
> Changes from v1 to v2:
> * none

Patch applied with Shawn's ACK.

Yours,
Linus Walleij