From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 target/linux/mvebu/base-files/sbin/fan_ctrl.sh | 28 ++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100755 target/linux/mvebu/base-files/sbin/fan_ctrl.sh

(limited to 'target/linux/mvebu/base-files/sbin/fan_ctrl.sh')

diff --git a/target/linux/mvebu/base-files/sbin/fan_ctrl.sh b/target/linux/mvebu/base-files/sbin/fan_ctrl.sh
new file mode 100755
index 0000000..06e4621
--- /dev/null
+++ b/target/linux/mvebu/base-files/sbin/fan_ctrl.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+CPU_TEMP=`cut -c1-2 /sys/class/hwmon/hwmon2/temp1_input`
+DDR_TEMP=`cut -c1-2 /sys/class/hwmon/hwmon1/temp1_input`
+WIFI_TEMP=`cut -c1-2 /sys/class/hwmon/hwmon1/temp2_input`
+
+CPU_LOW=85
+CPU_HIGH=95
+DDR_LOW=65
+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" > $FAN_CTRL
+elif [ "$CPU_TEMP" -ge "$CPU_LOW" -o "$DDR_TEMP" -ge "$DDR_LOW" -o "$WIFI_TEMP" -ge "$WIFI_LOW" ];then
+	echo "100" > $FAN_CTRL
+else
+	echo "0" > $FAN_CTRL
+fi
-- 
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