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-rw-r--r--dts/Bindings/pwm/pwm-stm32-lp.txt9
1 files changed, 6 insertions, 3 deletions
diff --git a/dts/Bindings/pwm/pwm-stm32-lp.txt b/dts/Bindings/pwm/pwm-stm32-lp.txt
index bd23302e84..6521bc44a7 100644
--- a/dts/Bindings/pwm/pwm-stm32-lp.txt
+++ b/dts/Bindings/pwm/pwm-stm32-lp.txt
@@ -11,8 +11,10 @@ Required parameters:
bindings defined in pwm.txt.
Optional properties:
-- pinctrl-names: Set to "default".
-- pinctrl-0: Phandle pointing to pin configuration node for PWM.
+- pinctrl-names: Set to "default". An additional "sleep" state can be
+ defined to set pins in sleep state when in low power.
+- pinctrl-n: Phandle(s) pointing to pin configuration node for PWM,
+ respectively for "default" and "sleep" states.
Example:
timer@40002400 {
@@ -21,7 +23,8 @@ Example:
pwm {
compatible = "st,stm32-pwm-lp";
#pwm-cells = <3>;
- pinctrl-names = "default";
+ pinctrl-names = "default", "sleep";
pinctrl-0 = <&lppwm1_pins>;
+ pinctrl-1 = <&lppwm1_sleep_pins>;
};
};