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-rwxr-xr-xtarget/linux/mvebu/base-files/sbin/fan_ctrl.sh14
1 files changed, 11 insertions, 3 deletions
diff --git a/target/linux/mvebu/base-files/sbin/fan_ctrl.sh b/target/linux/mvebu/base-files/sbin/fan_ctrl.sh
index f7f4e0598d..06e462119d 100755
--- a/target/linux/mvebu/base-files/sbin/fan_ctrl.sh
+++ b/target/linux/mvebu/base-files/sbin/fan_ctrl.sh
@@ -11,10 +11,18 @@ DDR_HIGH=75
WIFI_LOW=100
WIFI_HIGH=115
+if [ -d /sys/devices/pwm_fan ];then
+ FAN_CTRL=/sys/devices/pwm_fan/hwmon/hwmon0/pwm1
+elif [ -d /sys/devices/platform/pwm_fan ];then
+ FAN_CTRL=/sys/devices/platform/pwm_fan/hwmon/hwmon0/pwm1
+else
+ exit 0
+fi
+
if [ "$CPU_TEMP" -ge "$CPU_HIGH" -o "$DDR_TEMP" -ge "$DDR_HIGH" -o "$WIFI_TEMP" -ge "$WIFI_HIGH" ];then
- echo "255" > /sys/devices/pwm_fan/hwmon/hwmon0/pwm1
+ echo "255" > $FAN_CTRL
elif [ "$CPU_TEMP" -ge "$CPU_LOW" -o "$DDR_TEMP" -ge "$DDR_LOW" -o "$WIFI_TEMP" -ge "$WIFI_LOW" ];then
- echo "100" > /sys/devices/pwm_fan/hwmon/hwmon0/pwm1
+ echo "100" > $FAN_CTRL
else
- echo "0" > /sys/devices/pwm_fan/hwmon/hwmon0/pwm1
+ echo "0" > $FAN_CTRL
fi