zephyr/dts/bindings/pwm/nordic,nrf-sw-pwm.yaml

37 lines
835 B
YAML

description: nRFx S/W PWM
compatible: "nordic,nrf-sw-pwm"
include: [pwm-controller.yaml, base.yaml]
properties:
generator:
type: phandle
description: |
Reference to TIMER or RTC instance for generating PWM output signals
required: true
channel-count:
type: int
description: |
Number of PWM channels. Limited by RTC/TIMER instance compare registers
minus 1.
required: true
clock-prescaler:
type: int
description: |
Clock prescaler for RTC or TIMER used for generating PWM output signals.
RTC: needs to be set to 0, which gives 32768 Hz base clock for PWM
generation.
TIMER: 16 MHz / 2^prescaler base clock is used for PWM generation.
required: true
"#pwm-cells":
const: 1
pwm-cells:
- channel