[v6 1/4] dt-bindings: pwm: Add ASPEED PWM Control documentation
Krzysztof Kozlowski
krzysztof.kozlowski at linaro.org
Thu Jun 8 18:36:36 AEST 2023
On 08/06/2023 10:21, Billy Tsai wrote:
> On 08/06/2023 09:47, Billy Tsai wrote:
> >>
> >> >> +
> >> >> +allOf:
> >> >> + - $ref: pwm.yaml#
> >> >> +
> >> >> +properties:
> >> >> + compatible:
> >> >> + enum:
> >> >> + - aspeed,ast2600-pwm
> >> >> +
> >> >> + "#pwm-cells":
> >> >> + const: 3
> >>
> >> > 3 cells? For one PWM? What are they?
> >>
> >> channel, period and polarity.
>
> > Don't cut my responses. You wrote you have one PWM output, so only one
> > channel. What do you put then in the channel?
>
> You need to put 0 in the cell of the channel, the example of the dts usage will like following:
If you always put 0 isn't this a proof that it's wrong?
Best regards,
Krzysztof
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