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authorColin Cross <ccross@android.com>2011-10-04 17:06:58 -0700
committerColin Cross <ccross@android.com>2011-10-04 17:06:58 -0700
commitab431701db90a1f0342f8d99252d38f7f0942589 (patch)
treec3ccae0bbe4137ead72a7737707f7f80d3cf181b /init.tuna.rc
parent3df9e73c0a440f1f2d0d25f78fd7901ebcad581a (diff)
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tuna: set maximum screen off cpu frequency to 700MHz
Cap the maximum screen off cpu frequency at 700MHz to reduce power usage during events that wake the device from suspend. Change-Id: I83462383759d330cad616f4ec14a0c9d20df7a3f
Diffstat (limited to 'init.tuna.rc')
-rwxr-xr-xinit.tuna.rc3
1 files changed, 3 insertions, 0 deletions
diff --git a/init.tuna.rc b/init.tuna.rc
index 46011f5..374d8a3 100755
--- a/init.tuna.rc
+++ b/init.tuna.rc
@@ -34,6 +34,9 @@ on boot
chmod 0666 /dev/pvrsrvkm
setprop ro.crypto.keyfile.userdata /dev/block/platform/omap/omap_hsmmc.0/by-name/metadata
+# Lower maximum frequency when screen is off
+ write /sys/devices/system/cpu/cpu0/cpufreq/screen_off_max_freq 700000
+
on fs
mkdir /factory 0775 radio radio
mount ext4 /dev/block/platform/omap/omap_hsmmc.0/by-name/system /system wait ro