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Add documentation for sysfs interfaces of Texas Instruments lm3639 backlight + flash led driver chip by looking through git commits and reading code. Signed-off-by: Aishwarya Pant <aishpant@gmail.com> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
12 lines
455 B
Plaintext
12 lines
455 B
Plaintext
sysfs interface for Texas Instruments lm3639 backlight + flash led driver chip
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------------------------------------------------------------------------------
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What: /sys/class/backlight/<backlight>/bled_mode
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Date: Oct, 2012
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KernelVersion: v3.10
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Contact: dri-devel@lists.freedesktop.org
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Description:
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(WO) Write to the backlight mapping mode. The backlight current
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can be mapped for either exponential (value "0") or linear
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mapping modes (default).
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