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| author | Johan Hovold <jhovold@gmail.com> | 2012-05-29 15:07:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-29 16:22:32 -0700 |
| commit | 401dea7f7ade662b77c33ce2498fb5b4f97cb29c (patch) | |
| tree | 2e54d2e170e3e9ba0db256e633c91b2f802f9896 /drivers/leds/Kconfig | |
| parent | e7e11d8ba807d451857b5c68abe249c7fc2b980f (diff) | |
| download | linux-3.10-401dea7f7ade662b77c33ce2498fb5b4f97cb29c.tar.gz linux-3.10-401dea7f7ade662b77c33ce2498fb5b4f97cb29c.tar.bz2 linux-3.10-401dea7f7ade662b77c33ce2498fb5b4f97cb29c.zip | |
leds: add LM3533 LED driver
Add sub-driver for the LEDs on National Semiconductor / TI LM3533 lighting
power chips.
The chip provides 256 brightness levels, hardware accelerated blinking as
well as ambient-light-sensor and pwm input control.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Rob Landley <rob@landley.net>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Cc: Jonathan Cameron <jic23@cam.ac.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Bryan Wu <bryan.wu@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/leds/Kconfig')
| -rw-r--r-- | drivers/leds/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 6b2e1e4fdeb..04cb8c88d74 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -50,6 +50,19 @@ config LEDS_LM3530 controlled manually or using PWM input or using ambient light automatically. +config LEDS_LM3533 + tristate "LED support for LM3533" + depends on LEDS_CLASS + depends on MFD_LM3533 + help + This option enables support for the LEDs on National Semiconductor / + TI LM3533 Lighting Power chips. + + The LEDs can be controlled directly, through PWM input, or by the + ambient-light-sensor interface. The chip supports + hardware-accelerated blinking with maximum on and off periods of 9.8 + and 77 seconds respectively. + config LEDS_LOCOMO tristate "LED Support for Locomo device" depends on LEDS_CLASS |