Re: [PATCH v2 3/4] doc: dt: pwm: add binding for ChromeOS EC PWM

Rob Herring
2016-06-06T13:36:36Z

On Thu, Jun 02, 2016 at 06:21:43PM -0700, Brian Norris wrote:
> The ChromeOS Embedded Controller can support controlling its attached
> PWMs via its host-command interface. The number of supported PWMs varies
> on a per-board basis, but we can autodetect this by checking the error
> codes, so we don't need an extra property for this. And because the EC
> only allows specifying the duty cycle and not the period, we don't
> specify the period via pwm-cells, and instead have only support 1 cell
> -- to specify the index.
>
> Signed-off-by: Brian Norris <briannorris@chromium.org>
> ---
> v2: dropped the "google,max-pwms" property
>
> .../devicetree/bindings/pwm/google,cros-ec-pwm.txt | 23 ++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.txt

Acked-by: Rob Herring <robh@kernel.org>