[media] rc: img-ir: add to build

Add ImgTec IR decoder driver to the build system.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/rc/Kconfig

@@ -309,6 +309,8 @@ config IR_RX51
 	   The driver uses omap DM timers for generating the carrier
 	   wave and pulses.
 
+source "drivers/media/rc/img-ir/Kconfig"
+
 config RC_LOOPBACK
 	tristate "Remote Control Loopback Driver"
 	depends on RC_CORE

drivers/media/rc/Makefile

@@ -32,3 +32,4 @@ obj-$(CONFIG_IR_GPIO_CIR) += gpio-ir-recv.o
 obj-$(CONFIG_IR_IGUANA) += iguanair.o
 obj-$(CONFIG_IR_TTUSBIR) += ttusbir.o
 obj-$(CONFIG_RC_ST) += st_rc.o
+obj-$(CONFIG_IR_IMG) += img-ir/

drivers/media/rc/img-ir/Kconfig

@@ -0,0 +1,26 @@
+config IR_IMG
+	tristate "ImgTec IR Decoder"
+	depends on RC_CORE
+	select IR_IMG_HW if !IR_IMG_RAW
+	help
+	   Say Y or M here if you want to use the ImgTec infrared decoder
+	   functionality found in SoCs such as TZ1090.
+
+config IR_IMG_RAW
+	bool "Raw decoder"
+	depends on IR_IMG
+	help
+	   Say Y here to enable the raw mode driver which passes raw IR signal
+	   changes to the IR raw decoders for software decoding. This is much
+	   less reliable (due to lack of timestamps) and consumes more
+	   processing power than using hardware decode, but can be useful for
+	   testing, debug, and to make more protocols available.
+
+config IR_IMG_HW
+	bool "Hardware decoder"
+	depends on IR_IMG
+	help
+	   Say Y here to enable the hardware decode driver which decodes the IR
+	   signals in hardware. This is more reliable, consumes less processing
+	   power since only a single interrupt is received for each scancode,
+	   and allows an IR scancode to be used as a wake event.

drivers/media/rc/img-ir/Makefile

@@ -0,0 +1,6 @@
+img-ir-y			:= img-ir-core.o
+img-ir-$(CONFIG_IR_IMG_RAW)	+= img-ir-raw.o
+img-ir-$(CONFIG_IR_IMG_HW)	+= img-ir-hw.o
+img-ir-objs			:= $(img-ir-y)
+
+obj-$(CONFIG_IR_IMG)		+= img-ir.o