xref: /OK3568_Linux_fs/kernel/Documentation/ABI/testing/sysfs-class-backlight-driver-lm3533 (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunWhat:		/sys/class/backlight/<backlight>/als_channel
2*4882a593SmuzhiyunDate:		May 2012
3*4882a593SmuzhiyunKernelVersion:	3.5
4*4882a593SmuzhiyunContact:	Johan Hovold <jhovold@gmail.com>
5*4882a593SmuzhiyunDescription:
6*4882a593Smuzhiyun		Get the ALS output channel used as input in
7*4882a593Smuzhiyun		ALS-current-control mode (0, 1), where:
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun		==  ==========================
10*4882a593Smuzhiyun		0   out_current0 (backlight 0)
11*4882a593Smuzhiyun		1   out_current1 (backlight 1)
12*4882a593Smuzhiyun		==  ==========================
13*4882a593Smuzhiyun
14*4882a593SmuzhiyunWhat:		/sys/class/backlight/<backlight>/als_en
15*4882a593SmuzhiyunDate:		May 2012
16*4882a593SmuzhiyunKernelVersion:	3.5
17*4882a593SmuzhiyunContact:	Johan Hovold <jhovold@gmail.com>
18*4882a593SmuzhiyunDescription:
19*4882a593Smuzhiyun		Enable ALS-current-control mode (0, 1).
20*4882a593Smuzhiyun
21*4882a593SmuzhiyunWhat:		/sys/class/backlight/<backlight>/id
22*4882a593SmuzhiyunDate:		April 2012
23*4882a593SmuzhiyunKernelVersion:	3.5
24*4882a593SmuzhiyunContact:	Johan Hovold <jhovold@gmail.com>
25*4882a593SmuzhiyunDescription:
26*4882a593Smuzhiyun		Get the id of this backlight (0, 1).
27*4882a593Smuzhiyun
28*4882a593SmuzhiyunWhat:		/sys/class/backlight/<backlight>/linear
29*4882a593SmuzhiyunDate:		April 2012
30*4882a593SmuzhiyunKernelVersion:	3.5
31*4882a593SmuzhiyunContact:	Johan Hovold <jhovold@gmail.com>
32*4882a593SmuzhiyunDescription:
33*4882a593Smuzhiyun		Set the brightness-mapping mode (0, 1), where:
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun		==  ================
36*4882a593Smuzhiyun		0   exponential mode
37*4882a593Smuzhiyun		1   linear mode
38*4882a593Smuzhiyun		==  ================
39*4882a593Smuzhiyun
40*4882a593SmuzhiyunWhat:		/sys/class/backlight/<backlight>/pwm
41*4882a593SmuzhiyunDate:		April 2012
42*4882a593SmuzhiyunKernelVersion:	3.5
43*4882a593SmuzhiyunContact:	Johan Hovold <jhovold@gmail.com>
44*4882a593SmuzhiyunDescription:
45*4882a593Smuzhiyun		Set the PWM-input control mask (5 bits), where:
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun		=====   ===========================
48*4882a593Smuzhiyun		bit 5   PWM-input enabled in Zone 4
49*4882a593Smuzhiyun		bit 4   PWM-input enabled in Zone 3
50*4882a593Smuzhiyun		bit 3   PWM-input enabled in Zone 2
51*4882a593Smuzhiyun		bit 2   PWM-input enabled in Zone 1
52*4882a593Smuzhiyun		bit 1   PWM-input enabled in Zone 0
53*4882a593Smuzhiyun		bit 0   PWM-input enabled
54*4882a593Smuzhiyun		=====   ===========================
55