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Re: [PATCH RESEND] power: gpio_charger: switch to using GPIO descriptors

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  Re: [PATCH RESEND] power: gpio_charger: switch to using GPIO  descriptors Sebastian Reichel <sre@kernel.org> - 2017-01-04 22:30 +0100

#1551398 — Re: [PATCH RESEND] power: gpio_charger: switch to using GPIO descriptors

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Hi Linus,

On Mon, Dec 26, 2016 at 09:18:55PM +0100, Linus Walleij wrote:
> The GPIO charger is using a mix of the legacy GPIO interface
> and <linux/of_gpio.h> which is not the modern way to use GPIOs.
> 
> Refactor like this:
> 
> - Use a GPIO descriptor for the GPIO line used to monitor the
>   charger.
> - Fetch the descriptor with devm_gpiod_get() as the first
>   method.
> - If this fails and we are *not* using device tree, then
>   start looking to see if we can use platform data instead.
> - After looking up and requesting a GPIO number with the
>   legacy API, convert it to a descriptor.
> 
> This way we can later isolate and drop the legacy code as
> more platforms move over to using descriptors.
> 
> Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
> Cc: Heiko Stuebner <heiko@sntech.de>
> Cc: Lars-Peter Clausen <lars@metafoo.de>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Thanks for your patch. I have queued it into power-supply's
for-next branch:

https://git.kernel.org/cgit/linux/kernel/git/sre/linux-power-supply.git/log/?h=for-next

-- Sebastian

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