Re: [PATCH v4 07/11] counter: stm32-timer-cnt: add checks on quadrature encoder capability

From: William Breathitt Gray
Date: Wed Mar 06 2024 - 14:40:14 EST


On Tue, Feb 27, 2024 at 06:37:59PM +0100, Fabrice Gasnier wrote:
> This is a precursor patch to support capture channels on all possible
> channels and stm32 timer types. Original driver was intended to be used
> only as quadrature encoder and simple counter on internal clock.
>
> So, add a check on encoder capability, so the driver may be probed for
> timer instances without encoder feature. This way, all timers may be used
> as simple counter on internal clock, starting from here.
>
> Encoder capability is retrieved by using the timer index (originally in
> stm32-timer-trigger driver and dt-bindings). The need to keep backward
> compatibility with existing device tree lead to parse aside trigger node.
>
> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxxxxxxx>

Reviewed-by: William Breathitt Gray <william.gray@xxxxxxxxxx>

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