ASoC: rt5616: add rt5616 codec driver

This is the initial codec driver for rt5616.
Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/Kconfig

@@ -89,6 +89,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_PCM512x_SPI if SPI_MASTER
 	select SND_SOC_RT286 if I2C
 	select SND_SOC_RT298 if I2C
+	select SND_SOC_RT5616 if I2C
 	select SND_SOC_RT5631 if I2C
 	select SND_SOC_RT5640 if I2C
 	select SND_SOC_RT5645 if I2C
@@ -524,12 +525,14 @@ config SND_SOC_PCM512x_SPI
 
 config SND_SOC_RL6231
 	tristate
+	default y if SND_SOC_RT5616=y
 	default y if SND_SOC_RT5640=y
 	default y if SND_SOC_RT5645=y
 	default y if SND_SOC_RT5651=y
 	default y if SND_SOC_RT5659=y
 	default y if SND_SOC_RT5670=y
 	default y if SND_SOC_RT5677=y
+	default m if SND_SOC_RT5616=m
 	default m if SND_SOC_RT5640=m
 	default m if SND_SOC_RT5645=m
 	default m if SND_SOC_RT5651=m
@@ -552,6 +555,9 @@ config SND_SOC_RT298
 	tristate
 	depends on I2C
 
+config SND_SOC_RT5616
+	tristate
+
 config SND_SOC_RT5631
 	tristate "Realtek ALC5631/RT5631 CODEC"
 	depends on I2C

sound/soc/codecs/Makefile

@@ -85,6 +85,7 @@ snd-soc-rl6231-objs := rl6231.o
 snd-soc-rl6347a-objs := rl6347a.o
 snd-soc-rt286-objs := rt286.o
 snd-soc-rt298-objs := rt298.o
+snd-soc-rt5616-objs := rt5616.o
 snd-soc-rt5631-objs := rt5631.o
 snd-soc-rt5640-objs := rt5640.o
 snd-soc-rt5645-objs := rt5645.o
@@ -281,6 +282,7 @@ obj-$(CONFIG_SND_SOC_RL6231)	+= snd-soc-rl6231.o
 obj-$(CONFIG_SND_SOC_RL6347A)	+= snd-soc-rl6347a.o
 obj-$(CONFIG_SND_SOC_RT286)	+= snd-soc-rt286.o
 obj-$(CONFIG_SND_SOC_RT298)	+= snd-soc-rt298.o
+obj-$(CONFIG_SND_SOC_RT5616)	+= snd-soc-rt5616.o
 obj-$(CONFIG_SND_SOC_RT5631)	+= snd-soc-rt5631.o
 obj-$(CONFIG_SND_SOC_RT5640)	+= snd-soc-rt5640.o
 obj-$(CONFIG_SND_SOC_RT5645)	+= snd-soc-rt5645.o