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arm64: dts: qcom: qcs9075: add fan thermal control - #602

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nascs:fix_fan_thermal_control
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nascs wants to merge 1 commit into
radxa:Ubuntu-qcom-6.8.0-1066.67from
nascs:fix_fan_thermal_control

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@nascs

@nascs nascs commented Sep 9, 2026

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Comment thread arch/arm64/boot/dts/qcom/qcs9075-radxa-vmarc-q9075-io.dts Outdated
Comment thread arch/arm64/boot/dts/qcom/qcs9075-radxa-vmarc-q9075-io.dts Outdated
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nascs requested a review from RadxaYuntian September 15, 2026 07:50
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nascs commented Sep 15, 2026

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实际测试了一下,温度达到 60, /sys/devices/platform/pwm-fan/hwmon/hwmon50/pwm1 的值为 102, 70 度 为 153, 80 度为 204, 90 度为 255, 风扇也确实有跟着加速

compatible = "pwm-fan";
pwms = <&fan_pwm 0 100000>;
cooling-levels = <0 64 128 192 255>;
cooling-levels = <0 102 153 204 255>;

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这个曲线不改了吧,不是很好调

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Radxa VMARC-Q9075 IO 的风扇 120 起转

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0 126 169 212 255吧,每档之间增加43

};
};

/*

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这些注释可以删了

@nascs
nascs force-pushed the fix_fan_thermal_control branch from fdc9be9 to 4c43a94 Compare September 15, 2026 10:48
Signed-off-by: William Norman <nascs@radxa.com>
Co-authored-by: ZHANG Yuntian <yt@radxa.com>
@nascs
nascs force-pushed the fix_fan_thermal_control branch from 4c43a94 to 601bbc9 Compare September 16, 2026 05:58
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3 participants