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SubjectRe: [PATCH v5 11/17] pinctrl: madera: Add driver for Cirrus Logic Madera codecs
On Wed, Sep 6, 2017 at 3:20 PM, Richard Fitzgerald
<> wrote:

> These codecs have a variable number of I/O lines each of which
> is individually selectable to a wide range of possible functions.
> The functionality is slightly different from the traditional muxed
> GPIO since most of the functions can be mapped to any pin (and even
> the same function to multiple pins). Most pins have a dedicated
> "alternate" function that is only available on that pin. The
> alternate functions are usually a group of signals, though it is
> not always necessary to enable the full group, depending on the
> alternate function and how it is to be used. The mapping between
> alternate functions and GPIO pins varies between codecs depending
> on the number of alternate functions and available pins.
> Note on the Kconfig options:
> The formula "default y if..." is used for PINCTRL_MADERA so that its
> select options will be processed, allowing us to group selects for
> pinctrl into the pinctrl Kconfig where they logically belong instead
> of accumulating under the parent MFD Kconfig.
> Signed-off-by: Richard Fitzgerald <>
> ---
> No changes since V4

I think I reviewed this? Did I miss it?
Reviewed-by: Linus Walleij <>

Linus Walleij

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