Messages in this thread | | | From | Linus Walleij <> | Date | Mon, 19 Sep 2016 21:31:56 +0200 | Subject | Re: [PATCH] power: gpio_charger: switch to using GPIO descriptors |
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On Mon, Sep 19, 2016 at 9:18 PM, Sebastian Reichel <sre@kernel.org> wrote: > On Fri, Sep 09, 2016 at 01:40:04PM +0200, 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> >> --- >> I would be very happy if some people can test this. I think >> only the chromebook use it from device tree, but I'm equally >> interested in the legacy usecase to work as nice as before. > > Since this is not tested on any hardware and we're already > at rc7, I would prefer to take this after the merge window. > Any reason this should go into v4.9?
No, there is no hurry.
>> drivers/power/gpio-charger.c | 84 ++++++++++++++++++++++++++------------------ >> 1 file changed, 50 insertions(+), 34 deletions(-) > > This is obviously not based on power-supply's next branch, since > I moved all drivers to drivers/power/supply.
I will rebase and resend after v4.9-rc1 then.
Yours, Linus Walleij
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