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Input: Add pwm beeper driver

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This patch adds a simple driver which allows to use pwm based beepers (for
example piezo elements) as a pcspkr-like device.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Lars-Peter Clausen
2010-07-14 00:25:21 -07:00
committed by Dmitry Torokhov
parent 7beae7028a
commit e22739d02a
3 changed files with 211 additions and 0 deletions
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11
drivers/input/misc/Kconfig
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@@ -327,6 +327,17 @@ config INPUT_PCF8574
To compile this driver as a module, choose M here: the
module will be called pcf8574_keypad.
config INPUT_PWM_BEEPER
tristate "PWM beeper support"
depends on HAVE_PWM
help
Say Y here to get support for PWM based beeper devices.
If unsure, say N.
To compile this driver as a module, choose M here: the module will be
called pwm-beeper.
config INPUT_GPIO_ROTARY_ENCODER
tristate "Rotary encoders connected to GPIO pins"
depends on GPIOLIB && GENERIC_GPIO