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kernel/linux-imx6_3.14.28/Documentation/ABI/testing/sysfs-class-led-driver-lm3533 1.5 KB
6b13f685e   김민수   BSP 최초 추가
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  What:		/sys/class/leds/<led>/als_channel
  Date:		May 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Set the ALS output channel to use as input in
  		ALS-current-control mode (1, 2), where
  
  		1 - out_current1
  		2 - out_current2
  
  What:		/sys/class/leds/<led>/als_en
  Date:		May 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Enable ALS-current-control mode (0, 1).
  
  What:		/sys/class/leds/<led>/falltime
  What:		/sys/class/leds/<led>/risetime
  Date:		April 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Set the pattern generator fall and rise times (0..7), where
  
  		0 - 2048 us
  		1 - 262 ms
  		2 - 524 ms
  		3 - 1.049 s
  		4 - 2.097 s
  		5 - 4.194 s
  		6 - 8.389 s
  		7 - 16.78 s
  
  What:		/sys/class/leds/<led>/id
  Date:		April 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Get the id of this led (0..3).
  
  What:		/sys/class/leds/<led>/linear
  Date:		April 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Set the brightness-mapping mode (0, 1), where
  
  		0 - exponential mode
  		1 - linear mode
  
  What:		/sys/class/leds/<led>/pwm
  Date:		April 2012
  KernelVersion:	3.5
  Contact:	Johan Hovold <jhovold@gmail.com>
  Description:
  		Set the PWM-input control mask (5 bits), where
  
  		bit 5 - PWM-input enabled in Zone 4
  		bit 4 - PWM-input enabled in Zone 3
  		bit 3 - PWM-input enabled in Zone 2
  		bit 2 - PWM-input enabled in Zone 1
  		bit 1 - PWM-input enabled in Zone 0
  		bit 0 - PWM-input enabled