Re: [PATCH v2] pinctrl: samsung: Calculate GPIO base for pinctrl_add_gpio_range

From: Tomasz Figa
Date: Sat Mar 04 2017 - 06:21:26 EST


Hi Charles,

2017-03-01 2:04 GMT+09:00 Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
> As the pinctrl is now added before the GPIOs are registered we need to
> manually calculate what the GPIO base will be, otherwise the base for
> each gpio_range will be set to zero. Fortunately the driver
> already assigns a GPIO base, in samsung_gpiolib_register, and uses the
> same calculation it does for the pin_base. Meaning the two will always
> be the same and allowing us to reuse the pinbase and avoid the issue.

Sorry, I didn't notice before and I don't see the offending patch in ,
but you should add

Fixes: XXXXXXXXXXXX ("pinctrl: Patch subject")

if you intend to submit this patch separately. Otherwise, maybe this
can be just squashed?

>
> Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> ---
>
> Changes since v1:
> - Use grange.base in samsung_gpiolib_register to make it more
> clear the two are related in the driver.

Other than the above:

Acked-by: Tomasz Figa <tomasz.figa@xxxxxxxxx>

Best regards,
Tomasz