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SubjectRe: [PATCH] platform/chrome: cros_kbd_led_backlight: enable probing through EC_FEATURE_PWM_KEYB
On 2024-05-05 08:42:21+0000, Mario Limonciello wrote:
> On 5/5/2024 04:41, Thomas Weißschuh wrote:
> > The ChromeOS EC used in Framework laptops supports the standard cros
> > keyboard backlight protocol.
> > However the firmware on these laptops don't implement the ACPI ID
> > GOOG0002 that is recognized by cros_kbd_led_backlight and they also
> > don't use device tree.
>
> Something I'd wonder is if the GOOG0002 ACPI ID can go away entirely with
> this type of change. Presumably the Chromebooks with ChromeOS EC /also/
> advertise EC_FEATURE_PWM_KEYB.

Sounds good to me in general. It would make the code cleaner.

But I have no idea how CrOS kernels are set up in general.
If they are not using CONFIG_MFD_CROS_EC_DEV for some reason that
wouldn't work.

If the CrOS folks agree with that aproach I'll be happy to implement it.

> <snip>

Thomas

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