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+What: /sys/devices/platform/lg-laptop/reader_mode
+Date: October 2018
+KernelVersion: 4.20
+Contact: "Matan Ziv-Av <matan@svgalib.org>
+Description:
+ Control reader mode. 1 means on, 0 means off.
+
+What: /sys/devices/platform/lg-laptop/fn_lock
+Date: October 2018
+KernelVersion: 4.20
+Contact: "Matan Ziv-Av <matan@svgalib.org>
+Description:
+ Control FN lock mode. 1 means on, 0 means off.
+
+What: /sys/devices/platform/lg-laptop/battery_care_limit
+Date: October 2018
+KernelVersion: 4.20
+Contact: "Matan Ziv-Av <matan@svgalib.org>
+Description:
+ Deprecated use /sys/class/power_supply/CMB0/charge_control_end_threshold
+ Maximal battery charge level. Accepted values are 80 or 100.
+
+What: /sys/devices/platform/lg-laptop/fan_mode
+Date: October 2018
+KernelVersion: 4.20
+Contact: "Matan Ziv-Av <matan@svgalib.org>
+Description:
+ Control fan mode. 1 for performance mode, 0 for silent mode.
+
+What: /sys/devices/platform/lg-laptop/usb_charge
+Date: October 2018
+KernelVersion: 4.20
+Contact: "Matan Ziv-Av <matan@svgalib.org>
+Description:
+ Control USB port charging when device is turned off.
+ 1 means on, 0 means off.