Messages in this thread | | | Subject | Re: [PATCH 2/2] x86: pcengines apuv2 gpio/leds/keys platform driver | From | "Enrico Weigelt, metux IT consult" <> | Date | Thu, 14 Feb 2019 11:57:32 +0100 |
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On 13.02.19 10:35, Linus Walleij wrote:
> For the dev_id you need to be aware of the following from> <linux/platform_device.h>:> #define PLATFORM_DEVID_NONE (-1)> #define PLATFORM_DEVID_AUTO (-2)>> If the platform device has .id set to -1 it will be just "leds-gpio",> if it is -2 it will be whatever, take a chance on .0 or ideally fix> it up. Any positive number like .id = 4 becomes "leds-gpio.4".> > So figure out the .id field on the platform device.
Hacked up some debuging into the lookup code and found that it's just "leds-gpio" and "gpio-keys-polled" in my case. I've just got one instance of each right now and used PLATFORM_DEVID_NONE.
--mtx
-- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering info@metux.net -- +49-151-27565287
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