[PATCH 1/5] backlight: lp8788: document sysfs attributes

[Aishwarya Pant]

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