On 23. 7. 18. 15:06, Krzysztof Kozlowski wrote: > On 18/07/2023 05:42, Jaewon Kim wrote: >> Add pwm node to support fan on exynosautov9-sadk board. >> PWM channel 3 of ExynosAutov9 is connected to fan for SoC cooling >> in SADK board. >> >> Signed-off-by: Jaewon Kim <jaewon02.kim@xxxxxxxxxxx> >> --- >> arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts | 6 ++++++ >> arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 10 ++++++++++ >> 2 files changed, 16 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts >> index 101f51bf565a..bc1815f6ada2 100644 >> --- a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts >> +++ b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts >> @@ -49,6 +49,12 @@ >> }; >> }; >> >> +&pwm { >> + pinctrl-names = "default"; >> + pinctrl-0 = <&pwm_tout3>; >> + status = "okay"; > I think you miss disabling it. Okay, I will add disable status to soc dtsi. > >> +}; > Best regards, > Krzysztof > > Thanks Jaewon Kim