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authorCorentin Chary <corentincj@iksaif.net>2011-11-26 11:00:05 +0100
committerMatthew Garrett <mjg@redhat.com>2012-03-20 12:02:09 -0400
commitcb5b5c912ee8d97ea60c2d6c43d17ab6585947b8 (patch)
treebb3384376c2521691da6d858308bc0fc0127d1e2 /Documentation
parent49dd77308b7a5a6d607d9d84ec3531a604afd170 (diff)
samsung-laptop: add battery life extender support
Signed-off-by: Corentin Chary <corentincj@iksaif.net> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-driver-samsung-laptop10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-samsung-laptop b/Documentation/ABI/testing/sysfs-driver-samsung-laptop
index 0a810231aad4..a6a56e11ebaf 100644
--- a/Documentation/ABI/testing/sysfs-driver-samsung-laptop
+++ b/Documentation/ABI/testing/sysfs-driver-samsung-laptop
@@ -17,3 +17,13 @@ Description: Some Samsung laptops have different "performance levels"
Specifically, not all support the "overclock" option,
and it's still unknown if this value even changes
anything, other than making the user feel a bit better.
+
+What: /sys/devices/platform/samsung/battery_life_extender
+Date: December 1, 2011
+KernelVersion: 3.3
+Contact: Corentin Chary <corentin.chary@gmail.com>
+Description: Max battery charge level can be modified, battery cycle
+ life can be extended by reducing the max battery charge
+ level.
+ 0 means normal battery mode (100% charge)
+ 1 means battery life extender mode (80% charge)