1 files changed, 31 insertions, 0 deletions
diff --git a/meta-raptor/meta-asus/recipes-core/fan-ctrl/fan-ctrl/init_pwm.sh b/meta-raptor/meta-asus/recipes-core/fan-ctrl/fan-ctrl/init_pwm.sh
new file mode 100755
index 0000000..5804598
--- /dev/null
+++ b/meta-raptor/meta-asus/recipes-core/fan-ctrl/fan-ctrl/init_pwm.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# Copyright 2017 Raptor Engineering, LLC
+# Copyright 2004-present Facebook. All Rights Reserved.
+#
+# This program file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program in a file named COPYING; if not, write to the
+# Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301 USA
+#
+PWM_DIR=/sys/class/i2c-adapter/i2c-1/1-002f
+
+set -e
+
+# On ASUS boards, there are up to 8 fans connected.
+# Each fan has one PWM input and 1 tachometer output.
+# For each fan, set the type, and set initial speed to 100%
+for pwm in 1 2 3 4 5 6 7 8; do
+    echo 1 > $PWM_DIR/pwm${pwm}_enable
+    echo 255 > $PWM_DIR/pwm${pwm}
+done