On Mon, Feb 26, 2018 at 3:05 PM, Richard Fitzgerald
<rf@xxxxxxxxxxxxxxxxxxxxx> wrote:
> This adds support for the GPIOs on Cirrus Logic Madera class codecs.
> Any pins not used for special functions (see the pinctrl driver) can be
> used as general single-bit input or output lines. The number of available
> GPIOs varies between codecs.
>
> Note that this is part of a composite MFD for these codecs and can only
> be used with the corresponding MFD and other child drivers on those
> silicon. The GPIO block on these codecs does not exist indepedently of
> the rest of the MFD.
> +struct madera_gpio {
> + struct madera *madera;
> + struct gpio_chip gpio_chip;
> +};
Why do you need this? I suppose one embeds or refers to the other.
--
With Best Regards,
Andy Shevchenko
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