- Now button backlight is managed by this driver, also it is configurable by sysfs (number of secs. after backlight will be turned off after last key-press, enable/disable this auto_off feature)
-When disabled auto_off, backlight will go off along with screen backlight.
- Sysfs for num. of seconds : /sys/devices/platform/btn_backlight_manager/off_seconds
(min: 5 sec, max: 60 sec)
- Sysfs for turn on/off auto-off feature: /sys/devices/platform/btn_backlight_manager/auto_off
(0 to disable auto-off, 1 to enable)
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