xref: /linux/Documentation/ABI/testing/sysfs-class-lcd (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1*243ca3e4SCorentin CharyWhat:		/sys/class/lcd/<lcd>/lcd_power
2*243ca3e4SCorentin CharyDate:		April 2005
3*243ca3e4SCorentin CharyKernelVersion:	2.6.12
4*243ca3e4SCorentin CharyContact:	Richard Purdie <rpurdie@rpsys.net>
5*243ca3e4SCorentin CharyDescription:
6*243ca3e4SCorentin Chary		Control LCD power, values are FB_BLANK_* from fb.h
7*243ca3e4SCorentin Chary		 - FB_BLANK_UNBLANK (0)   : power on.
8*243ca3e4SCorentin Chary		 - FB_BLANK_POWERDOWN (4) : power off
9*243ca3e4SCorentin Chary
10*243ca3e4SCorentin CharyWhat:		/sys/class/lcd/<lcd>/contrast
11*243ca3e4SCorentin CharyDate:		April 2005
12*243ca3e4SCorentin CharyKernelVersion:	2.6.12
13*243ca3e4SCorentin CharyContact:	Richard Purdie <rpurdie@rpsys.net>
14*243ca3e4SCorentin CharyDescription:
15*243ca3e4SCorentin Chary		Current contrast of this LCD device. Value is between 0 and
16*243ca3e4SCorentin Chary		/sys/class/lcd/<lcd>/max_contrast.
17*243ca3e4SCorentin Chary
18*243ca3e4SCorentin CharyWhat:		/sys/class/lcd/<lcd>/max_contrast
19*243ca3e4SCorentin CharyDate:		April 2005
20*243ca3e4SCorentin CharyKernelVersion:	2.6.12
21*243ca3e4SCorentin CharyContact:	Richard Purdie <rpurdie@rpsys.net>
22*243ca3e4SCorentin CharyDescription:
23*243ca3e4SCorentin Chary		Maximum contrast for this LCD device.
24