Add documentation for sysfs interfaces of lp8788 backlight driver by
looking through the code and the git commit history.
Signed-off-by: Aishwarya Pant <aishpant@xxxxxxxxx>
---
Documentation/ABI/testing/sysfs-class-backlight-lp8788 | 10 ++++++++++
1 file changed, 10 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-class-backlight-lp8788
diff --git a/Documentation/ABI/testing/sysfs-class-backlight-lp8788 b/Documentation/ABI/testing/sysfs-class-backlight-lp8788
new file mode 100644
index 000000000000..c0e565c8d63d
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-backlight-lp8788
@@ -0,0 +1,10 @@
+sysfs interface for Texas Instruments lp8788 mfd backlight driver
+-----------------------------------------------------------------
+
+What: /sys/class/backlight/<backlight>/bl_ctl_mode
+Date: Feb, 2013
+KernelVersion: v3.10
+Contact: Milo Kim <milo.kim@xxxxxx>
+Description:
+ (RO) Displays whether the brightness is controlled by the PWM
+ input("PWM based") or the I2C register("Register based").
--
2.16.1
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