* Janusz Krzysztofik <jmkrzyszt@xxxxxxxxx> [180621 22:45]:
> --- a/arch/arm/mach-omap1/board-ams-delta.c
> +++ b/arch/arm/mach-omap1/board-ams-delta.c
> @@ -580,6 +580,44 @@ static struct gpiod_hog ams_delta_gpio_hogs[] = {
> {},
> };
>
> +/*
> + * Some drivers may not use GPIO lookup tables but need to be provided
> + * with GPIO numbers. The same applies to GPIO based IRQ lines - some
> + * drivers may even not use GPIO layer but expect just IRQ numbers.
> + * We could either define GPIO lookup tables then use them on behalf
> + * of those devices, or we can use GPIO driver level methods for
> + * identification of GPIO and IRQ numbers. For the purpose of the latter,
> + * defina a helper function which identifies GPIO chips by their labels.
> + */
> +static int gpiochip_match_by_label(struct gpio_chip *chip, void *data)
> +{
> + char *label = data;
> +
> + return !strcmp(label, chip->label);
> +}
I left out the duplicate gpiochip_match_by_label() above as it's already
there from an earlier "ARM: OMAP1: ams-delta: assign LED GPIO numbers
from descriptors". The whole series is now pushed out to
omap-for-v4.19/omap1 and I'll merge it into my for-next soon.
Thanks,
Tony
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