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authorJohan Hovold <jhovold@gmail.com>2012-05-03 12:26:36 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2012-05-09 17:20:01 +0200
commit16c5c023aac86228e3e94c4bf6d19708ea861a05 (patch)
tree2fb7e87ef18d2520e4e0e957e4512c9f92a3886d /Documentation/ABI/testing
parentmfd: Add support for db8500-prcmu regulator supply for nmk-i2c.4 (diff)
downloadlinux-16c5c023aac86228e3e94c4bf6d19708ea861a05.tar.xz
linux-16c5c023aac86228e3e94c4bf6d19708ea861a05.zip
mfd: Add LM3533 lighting-power core driver
Add support for National Semiconductor / TI LM3533 lighting power chips. This is the core driver which provides register access over I2C and registers the ambient-light-sensor, LED and backlight sub-drivers. Signed-off-by: Johan Hovold <jhovold@gmail.com> Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'Documentation/ABI/testing')
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1 files changed, 38 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533 b/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533
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+What: /sys/bus/i2c/devices/.../boost_freq
+Date: April 2012
+KernelVersion: 3.5
+Contact: Johan Hovold <jhovold@gmail.com>
+Description:
+ Set the boost converter switching frequency (0, 1), where
+
+ 0 - 500Hz
+ 1 - 1000Hz
+
+What: /sys/bus/i2c/devices/.../boost_ovp
+Date: April 2012
+KernelVersion: 3.5
+Contact: Johan Hovold <jhovold@gmail.com>
+Description:
+ Set the boost converter over-voltage protection threshold
+ (0..3), where
+
+ 0 - 16V
+ 1 - 24V
+ 2 - 32V
+ 3 - 40V
+
+What: /sys/bus/i2c/devices/.../output_hvled[n]
+Date: April 2012
+KernelVersion: 3.5
+Contact: Johan Hovold <jhovold@gmail.com>
+Description:
+ Set the controlling backlight device for high-voltage current
+ sink HVLED[n] (n = 1, 2) (0, 1).
+
+What: /sys/bus/i2c/devices/.../output_lvled[n]
+Date: April 2012
+KernelVersion: 3.5
+Contact: Johan Hovold <jhovold@gmail.com>
+Description:
+ Set the controlling led device for low-voltage current sink
+ LVLED[n] (n = 1..5) (0..3).