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Commit c7e79b2b authored by Bard Liao's avatar Bard Liao Committed by Mark Brown
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ASoC: rt274: add rt274 codec driver 



RT274 is a HD-A/SOC dual mode codec. This is the initial codec driver
of SOC mode.

Signed-off-by: default avatarBard Liao <bardliao@realtek.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 5771a8c0

Documentation/devicetree/bindings/sound/rt274.txt

0 → 100644
+33 −0
Original line number Diff line number Diff line 
RT274 audio CODEC



This device supports I2C only.



Required properties:



- compatible : "realtek,rt274".



- reg : The I2C address of the device.



Optional properties:



- interrupts : The CODEC's interrupt output.





Pins on the device (for linking into audio routes) for RT274:



  * DMIC1 Pin

  * DMIC2 Pin

  * MIC

  * LINE1

  * LINE2

  * HPO Pin

  * SPDIF

  * LINE3



Example:



codec: rt274@1c {

	compatible = "realtek,rt274";

	reg = <0x1c>;

	interrupts = <7 IRQ_TYPE_EDGE_FALLING>;

};

sound/soc/codecs/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -114,6 +114,7 @@ config SND_SOC_ALL_CODECS 
	select SND_SOC_PCM5102A

	select SND_SOC_PCM512x_I2C if I2C

	select SND_SOC_PCM512x_SPI if SPI_MASTER

	select SND_SOC_RT274 if I2C

	select SND_SOC_RT286 if I2C

	select SND_SOC_RT298 if I2C

	select SND_SOC_RT5514 if I2C
@@ -716,11 +717,17 @@ config SND_SOC_RL6231 


config SND_SOC_RL6347A

	tristate

	default y if SND_SOC_RT274=y

	default y if SND_SOC_RT286=y

	default y if SND_SOC_RT298=y

	default m if SND_SOC_RT274=m

	default m if SND_SOC_RT286=m

	default m if SND_SOC_RT298=m



config SND_SOC_RT274

	tristate

	depends on I2C



config SND_SOC_RT286

	tristate

	depends on I2C

sound/soc/codecs/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -113,6 +113,7 @@ snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o 
snd-soc-pcm512x-spi-objs := pcm512x-spi.o

snd-soc-rl6231-objs := rl6231.o

snd-soc-rl6347a-objs := rl6347a.o

snd-soc-rt274-objs := rt274.o

snd-soc-rt286-objs := rt286.o

snd-soc-rt298-objs := rt298.o

snd-soc-rt5514-objs := rt5514.o
@@ -349,6 +350,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o 
obj-$(CONFIG_SND_SOC_PCM512x_SPI)	+= snd-soc-pcm512x-spi.o

obj-$(CONFIG_SND_SOC_RL6231)	+= snd-soc-rl6231.o

obj-$(CONFIG_SND_SOC_RL6347A)	+= snd-soc-rl6347a.o

obj-$(CONFIG_SND_SOC_RT274)	+= snd-soc-rt274.o

obj-$(CONFIG_SND_SOC_RT286)	+= snd-soc-rt286.o

obj-$(CONFIG_SND_SOC_RT298)	+= snd-soc-rt298.o

obj-$(CONFIG_SND_SOC_RT5514)	+= snd-soc-rt5514.o