Re: [PATCH v8 9/9] gpio: madera: Support Cirrus Logic Madera class codecs

[Andy Shevchenko <andy.shevchenko@xxxxxxxxx>]

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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