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Diffstat (limited to 'Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt new file mode 100644 index 000000000..bd23302e8 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt @@ -0,0 +1,27 @@ +STMicroelectronics STM32 Low-Power Timer PWM + +STM32 Low-Power Timer provides single channel PWM. + +Must be a sub-node of an STM32 Low-Power Timer device tree node. +See ../mfd/stm32-lptimer.txt for details about the parent node. + +Required parameters: +- compatible: Must be "st,stm32-pwm-lp". +- #pwm-cells: Should be set to 3. This PWM chip uses the default 3 cells + bindings defined in pwm.txt. + +Optional properties: +- pinctrl-names: Set to "default". +- pinctrl-0: Phandle pointing to pin configuration node for PWM. + +Example: + timer@40002400 { + compatible = "st,stm32-lptimer"; + ... + pwm { + compatible = "st,stm32-pwm-lp"; + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&lppwm1_pins>; + }; + }; |