ASoc: ABE VxREC: Create VxREC CPU DAI

VxREC DAI represents the Vx_REC input of the ROUTE_UL.
Vx_REC can be mono or stereo input even it mixes
different inputs such as Vx_UL, Vx_DL, TONES_DL and MM_DL

Change-Id: I7b67d7472bf500f89865953054f740844c1166a5
Signed-off-by: Francois Mazard <f-mazard@ti.com>

3 files changed, 89 insertions, 0 deletions

diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index 42eeac578088..e0c81de45e56 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -18,6 +18,9 @@ config SND_OMAP_SOC_ABE
 config SND_OMAP_SOC_DMIC
 	tristate
 
+config SND_OMAP_SOC_VXREC
+	tristate
+
 config SND_OMAP_SOC_N810
 	tristate "SoC Audio support for Nokia N810"
 	depends on SND_OMAP_SOC && MACH_NOKIA_N810 && I2C
@@ -118,6 +121,7 @@ config SND_OMAP_SOC_SDP4430
 	select SND_SOC_DMIC
 	select SND_OMAP_SOC_DMIC
 	select SND_OMAP_SOC_ABE_DSP
+	select SND_OMAP_SOC_VXREC
 	help
 	  Say Y if you want to add support for SoC audio on Texas Instruments
 	  SDP4430 or PandaBoard.
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index b257dfcba66d..b6ae9c2b390c 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -6,6 +6,7 @@ snd-soc-omap-mcbsp-objs := omap-mcbsp.o
 snd-soc-omap-mcpdm-objs := omap-mcpdm.o
 snd-soc-omap-abe-dsp-objs := omap-abe-dsp.o
 snd-soc-omap-hdmi-objs := omap-hdmi.o
+snd-soc-omap-vxrec-objs := omap-vxrec.o
 
 obj-$(CONFIG_SND_OMAP_SOC_ABE) += snd-soc-omap-abe.o
 obj-$(CONFIG_SND_OMAP_SOC) += snd-soc-omap.o
@@ -14,6 +15,7 @@ obj-$(CONFIG_SND_OMAP_SOC_MCBSP) += snd-soc-omap-mcbsp.o
 obj-$(CONFIG_SND_OMAP_SOC_MCPDM) += snd-soc-omap-mcpdm.o
 obj-$(CONFIG_SND_OMAP_SOC_HDMI) += snd-soc-omap-hdmi.o
 obj-$(CONFIG_SND_OMAP_SOC_ABE_DSP) += snd-soc-omap-abe-dsp.o abe/
+obj-$(CONFIG_SND_OMAP_SOC_VXREC) += snd-soc-omap-vxrec.o
 
 # OMAP Machine Support
 snd-soc-n810-objs := n810.o
diff --git a/sound/soc/omap/omap-vxrec.c b/sound/soc/omap/omap-vxrec.c
new file mode 100644
index 000000000000..e4034e715deb
--- /dev/null
+++ b/sound/soc/omap/omap-vxrec.c
@@ -0,0 +1,83 @@
+/*
+ * omap-vxrec.c  --  OMAP ASoC VXREC DAI driver
+ *
+ * Copyright (C) 2011 Texas Instruments
+ *
+ * Author: Francois Mazard <f-mazard@ti.com>
+*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#undef DEBUG
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <sound/soc.h>
+
+static struct snd_soc_dai_driver omap_vxrec_dai[] = {
+{
+	.name = "omap-abe-vxrec-dai",
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 2,
+		.rates = SNDRV_PCM_RATE_48000,
+		.formats = SNDRV_PCM_FMTBIT_S32_LE,
+	},
+},
+};
+
+static __devinit int asoc_vxrec_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = snd_soc_register_dais(&pdev->dev, omap_vxrec_dai,
+				    ARRAY_SIZE(omap_vxrec_dai));
+
+	return ret;
+}
+
+static int __devexit asoc_vxrec_remove(struct platform_device *pdev)
+{
+	snd_soc_unregister_dai(&pdev->dev);
+
+	return 0;
+}
+
+static struct platform_driver asoc_vxrec_driver = {
+	.driver = {
+		.name = "omap-abe-vxrec-dai",
+		.owner = THIS_MODULE,
+	},
+	.probe = asoc_vxrec_probe,
+	.remove = __devexit_p(asoc_vxrec_remove),
+};
+
+static int __init snd_omap_vxrec_init(void)
+{
+	return platform_driver_register(&asoc_vxrec_driver);
+}
+module_init(snd_omap_vxrec_init);
+
+static void __exit snd_omap_vxrec_exit(void)
+{
+	platform_driver_unregister(&asoc_vxrec_driver);
+}
+module_exit(snd_omap_vxrec_exit);
+
+MODULE_AUTHOR("Francois Mazard <f-mazard@ti.com>");
+MODULE_DESCRIPTION("OMAP VxREC SoC Interface");
+MODULE_LICENSE("GPL");