Input: Add pwm beeper driver
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>
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index ede6d52..b49e233 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -327,6 +327,17 @@
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