Re: [PATCH RFC/RFT 0/2] gpio: allow auto population of request/free

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Oct 13, 2015 at 10:31 PM, Ray Jui <rjui@xxxxxxxxxxxx> wrote:

> One of the changes we made is to make use of the DT based gpio-ranges
> properly, i.e., we are setting GPIO->pinmux mapping in device tree
> instead of hardcoded in the driver. This feature is already supported by
> of_gpiochip_add_pin_range, called by of_gpiochip_add, called by
> gpiochip_add.
>
> Due to this, I'm not sure if the Cygnus GPIO driver is suitable as an
> example for this change.
(...)
> Linus, please advise how we should proceed with this.

It is more important that you switch to fetching the ranges from the
device tree. That is a very important clean-up.

Yours,
Linus Walleij
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