hda: cs35l41: Add support for CS35L41 in HDA systems

Add support for CS35L41 using a new separated driver
that can be used in all upcoming designs

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>

MAINTAINERS

@@ -4554,10 +4554,12 @@ F:	drivers/media/cec/i2c/ch7322.c
 CIRRUS LOGIC AUDIO CODEC DRIVERS
 M:	James Schulman <james.schulman@cirrus.com>
 M:	David Rhodes <david.rhodes@cirrus.com>
+M:	Lucas Tanure <tanureal@opensource.cirrus.com>
 L:	alsa-devel@alsa-project.org (moderated for non-subscribers)
 L:	patches@opensource.cirrus.com
 S:	Maintained
 F:	Documentation/devicetree/bindings/sound/cirrus,cs*
+F:	sound/pci/hda/cs*
 F:	sound/soc/codecs/cs*
 
 CIRRUS LOGIC DSP FIRMWARE DRIVER

sound/pci/hda/Kconfig

@@ -91,6 +91,33 @@ config SND_HDA_PATCH_LOADER
 	  start up.  The "patch" file can be specified via patch module
 	  option, such as patch=hda-init.
 
+config SND_HDA_SCODEC_CS35L41
+	tristate
+	default y if SND_HDA_SCODEC_CS35L41_I2C=y
+	default y if SND_HDA_SCODEC_CS35L41_SPI=y
+	default m if SND_HDA_SCODEC_CS35L41_I2C=m
+	default m if SND_HDA_SCODEC_CS35L41_SPI=m
+
+config SND_HDA_SCODEC_CS35L41_I2C
+	tristate "Build CS35L41 HD-audio side codec support for I2C Bus"
+	select SND_HDA_GENERIC
+	help
+	  Say Y or M here to include CS35L41 I2C HD-audio side codec support
+	  in snd-hda-intel driver, such as ALC287.
+
+comment "Set to Y if you want auto-loading the side codec driver"
+	depends on SND_HDA=y && SND_HDA_SCODEC_CS35L41_I2C=m
+
+config SND_HDA_SCODEC_CS35L41_SPI
+	tristate "Build CS35L41 HD-audio codec support for SPI Bus"
+	select SND_HDA_GENERIC
+	help
+	  Say Y or M here to include CS35L41 SPI HD-audio side codec support
+	  in snd-hda-intel driver, such as ALC287.
+
+comment "Set to Y if you want auto-loading the side codec driver"
+	depends on SND_HDA=y && SND_HDA_SCODEC_CS35L41_SPI=m
+
 config SND_HDA_CODEC_REALTEK
 	tristate "Build Realtek HD-audio codec support"
 	select SND_HDA_GENERIC

sound/pci/hda/Makefile

@@ -27,6 +27,11 @@ snd-hda-codec-conexant-objs :=	patch_conexant.o
 snd-hda-codec-via-objs :=	patch_via.o
 snd-hda-codec-hdmi-objs :=	patch_hdmi.o hda_eld.o
 
+# side codecs
+snd-hda-scodec-cs35l41-objs :=		cs35l41_hda.o
+snd-hda-scodec-cs35l41-i2c-objs :=	cs35l41_hda_i2c.o
+snd-hda-scodec-cs35l41-spi-objs :=	cs35l41_hda_spi.o
+
 # common driver
 obj-$(CONFIG_SND_HDA) := snd-hda-codec.o
 
@@ -45,6 +50,11 @@ obj-$(CONFIG_SND_HDA_CODEC_CONEXANT) += snd-hda-codec-conexant.o
 obj-$(CONFIG_SND_HDA_CODEC_VIA) += snd-hda-codec-via.o
 obj-$(CONFIG_SND_HDA_CODEC_HDMI) += snd-hda-codec-hdmi.o
 
+# side codecs
+obj-$(CONFIG_SND_HDA_SCODEC_CS35L41) += snd-hda-scodec-cs35l41.o
+obj-$(CONFIG_SND_HDA_SCODEC_CS35L41_I2C) += snd-hda-scodec-cs35l41-i2c.o
+obj-$(CONFIG_SND_HDA_SCODEC_CS35L41_SPI) += snd-hda-scodec-cs35l41-spi.o
+
 # this must be the last entry after codec drivers;
 # otherwise the codec patches won't be hooked before the PCI probe
 # when built in kernel