Signed-off-by: Bill Gatliff <b...@billgatliff.com>
---
drivers/Kconfig | 2 ++
drivers/Makefile | 2 ++
drivers/leds/Kconfig | 33 +++++++++++++++++++++------------
drivers/leds/Makefile | 2 ++
drivers/pwm/Kconfig | 31 +++++++++++++++++++++++++++++++
drivers/pwm/Makefile | 6 ++++++
6 files changed, 64 insertions(+), 12 deletions(-)
create mode 100644 drivers/pwm/Kconfig
create mode 100644 drivers/pwm/Makefile
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 368ae6d..54d7b16 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -54,6 +54,8 @@ source "drivers/pps/Kconfig"
source "drivers/gpio/Kconfig"
+source "drivers/pwm/Kconfig"
+
source "drivers/w1/Kconfig"
source "drivers/power/Kconfig"
diff --git a/drivers/Makefile b/drivers/Makefile
index 6ee53c7..e6143f3 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -6,6 +6,8 @@
#
obj-y += gpio/
+obj-$(CONFIG_GENERIC_PWM) += pwm/
+
obj-$(CONFIG_PCI) += pci/
obj-$(CONFIG_PARISC) += parisc/
obj-$(CONFIG_RAPIDIO) += rapidio/
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 8a0e1ec..d9547d4 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -17,12 +17,11 @@ config LEDS_CLASS
comment "LED drivers"
-config LEDS_ATMEL_PWM
- tristate "LED Support using Atmel PWM outputs"
- depends on LEDS_CLASS && ATMEL_PWM
- help
- This option enables support for LEDs driven using outputs
- of the dedicated PWM controller found on newer Atmel SOCs.
+config LEDS_PWM
+ tristate "LED Support for PWM connected LEDs"
+ depends on LEDS_CLASS && GENERIC_PWM
+ help
+ Enables support for LEDs connected to PWM outputs.
config LEDS_LOCOMO
tristate "LED Support for Locomo device"
@@ -223,12 +222,6 @@ config LEDS_DAC124S085
This option enables support for DAC124S085 SPI DAC from NatSemi,
which can be used to control up to four LEDs.
-config LEDS_PWM
- tristate "PWM driven LED Support"
- depends on LEDS_CLASS && HAVE_PWM
- help
- This option enables support for pwm driven LEDs
-
config LEDS_REGULATOR
tristate "REGULATOR driven LED support"
depends on LEDS_CLASS && REGULATOR
@@ -305,6 +298,14 @@ config LEDS_TRIGGER_HEARTBEAT
load average.
If unsure, say Y.
+config LEDS_TRIGGER_DIM
+ tristate "LED Dimmer Trigger"
+ depends on LEDS_TRIGGERS
+ help
+ Regulates the brightness of an LED based on the 1-minute CPU
+ load average. Ideal for PWM-driven LEDs.
+ If unsure, say Y.
+
config LEDS_TRIGGER_BACKLIGHT
tristate "LED backlight Trigger"
depends on LEDS_TRIGGERS
@@ -327,6 +328,14 @@ config LEDS_TRIGGER_GPIO
If unsure, say N.
+config LEDS_TRIGGER_DIM
+ tristate "LED Dimmer Trigger"
+ depends on LEDS_TRIGGERS
+ help
+ Regulates the brightness of an LED based on the 1-minute CPU
+ load average. Ideal for PWM-driven LEDs.
+ If unsure, say Y.
+
config LEDS_TRIGGER_DEFAULT_ON
tristate "LED Default ON Trigger"
depends on LEDS_TRIGGERS
diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile
index 9e63869..9b4971e 100644
--- a/drivers/leds/Makefile
+++ b/drivers/leds/Makefile
@@ -20,6 +20,7 @@ obj-$(CONFIG_LEDS_COBALT_RAQ) += leds-cobalt-raq.o
obj-$(CONFIG_LEDS_SUNFIRE) += leds-sunfire.o
obj-$(CONFIG_LEDS_PCA9532) += leds-pca9532.o
obj-$(CONFIG_LEDS_GPIO) += leds-gpio.o
+obj-$(CONFIG_LEDS_PWM) += leds-pwm.o
obj-$(CONFIG_LEDS_LP3944) += leds-lp3944.o
obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-clevo-mail.o
obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o
@@ -41,6 +42,7 @@ obj-$(CONFIG_LEDS_DAC124S085) += leds-dac124s085.o
obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
obj-$(CONFIG_LEDS_TRIGGER_IDE_DISK) += ledtrig-ide-disk.o
obj-$(CONFIG_LEDS_TRIGGER_HEARTBEAT) += ledtrig-heartbeat.o
+obj-$(CONFIG_LEDS_TRIGGER_DIM) += ledtrig-dim.o
obj-$(CONFIG_LEDS_TRIGGER_BACKLIGHT) += ledtrig-backlight.o
obj-$(CONFIG_LEDS_TRIGGER_GPIO) += ledtrig-gpio.o
obj-$(CONFIG_LEDS_TRIGGER_DEFAULT_ON) += ledtrig-default-on.o
diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
new file mode 100644
index 0000000..1c24e11
--- /dev/null
+++ b/drivers/pwm/Kconfig
@@ -0,0 +1,31 @@
+#
+# PWM infrastructure and devices
+#
+
+menuconfig GENERIC_PWM
+ tristate "PWM Support"
+ depends on SYSFS
+ help
+ This enables PWM support through the generic PWM library.
+ If unsure, say N.
+
+if GENERIC_PWM
+
+config ATMEL_PWM
+ tristate "Atmel AT32/AT91 PWM support"
+ depends on AVR32 || ARCH_AT91
+ help
+ This option enables device driver support for the PWMC
+ peripheral channels found on certain Atmel processors.
+ Pulse Width Modulation is used many for purposes, including
+ software controlled power-efficient backlights on LCD
+ displays, motor control, and waveform generation. If
+ unsure, say N.
+
+config GPIO_PWM
+ tristate "PWM emulation using GPIO"
+ help
+ This option enables a single-channel PWM device using
+ a kernel interval timer and a GPIO pin. If unsure, say N.
+
+endif
diff --git a/drivers/pwm/Makefile b/drivers/pwm/Makefile
new file mode 100644
index 0000000..e8cacc5
--- /dev/null
+++ b/drivers/pwm/Makefile
@@ -0,0 +1,6 @@
+#
+# Makefile for pwm devices
+#
+obj-y := pwm.o
+obj-$(CONFIG_ATMEL_PWM) += atmel-pwm.o
+obj-$(CONFIG_GPIO_PWM) += gpio.o
--
1.6.5
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