On Thu, 29 Sep 2022 16:04:00 +0200, Johan Jonker wrote: > The Rockchip SoCs have 4 or more built-in PWM channels. > > Configurable to operate in capture mode. > Measures the high/low polarity effective cycles of this input waveform > Generates a single interrupt at the transition of input waveform polarity > > Configurable to operate in continuous mode or one-shot mode. > One-shot operation will produce N + 1 periods of the waveform, > where N is the repeat counter value, and generates a single interrupt at > the end of operation. > Continuous mode generates the waveform continuously and > do not generates any interrupts. > > Older SoCs have an interrupt for each node. > Newer models share an interrupt. > > Add interrupts property to the pwm-rockchip.yaml file. > DT describes hardware. Rockchip PWM driver support for > interrupts might not available. > > Signed-off-by: Johan Jonker <jbx6244@xxxxxxxxx> > --- > Documentation/devicetree/bindings/pwm/pwm-rockchip.yaml | 3 +++ > 1 file changed, 3 insertions(+) > Acked-by: Rob Herring <robh@xxxxxxxxxx>
