Re: Using gpio_keys with regmapped gpio?

[Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>]

Hi Thor,

On Tue, Mar 31, 2015 at 9:57 PM, Thor Thayer
<tthayer@xxxxxxxxxxxxxxxxxxxxx> wrote:
> Which brings up my next question. Can the gpio_keys framework be used with a
> regmapped gpio? I haven't been able to find any examples of gpio_keys with
> an external gpio expander and maybe this isn't valid usage.

Kzm9g uses gpio-keys with a PCF8575 i2c GPIO expander, cfr.
arch/arm/boot/dts/sh73a0-kzm9g.dts. It doesn't use regmap, though.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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