[PATCH v6 1/1] gpio: mpfs: add polarfire soc gpio support

Andy Shevchenko andy.shevchenko at gmail.com
Wed Aug 31 14:04:40 PDT 2022


On Mon, Aug 22, 2022 at 2:30 PM Linus Walleij <linus.walleij at linaro.org> wrote:
> On Mon, Aug 15, 2022 at 2:08 PM <lewis.hanly at microchip.com> wrote:

...

> This looks like  textbook example of a driver that can use
> CONFIG_GPIO_GENERIC

> See e.g. drivers/gpio/gpio-ftgpio010.c for an example
> of how to use bgpio_init() to set up the helper library to handle
> the GPIO side of things and combine it with an irqchip.
> You get get/set_multiple() for free with this approach.
> Also see documentation for bgpio_init() in
> drivers/gpio/gpio-mmio.c.

I would also suggest looking at gpio-regmap.c.

-- 
With Best Regards,
Andy Shevchenko



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