[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/soc/au1x/db1000.c b/src/kernel/linux/v4.14/sound/soc/au1x/db1000.c
new file mode 100644
index 0000000..e97c327
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/soc/au1x/db1000.c
@@ -0,0 +1,56 @@
+/*
+ * DB1000/DB1500/DB1100 ASoC audio fabric support code.
+ *
+ * (c) 2011 Manuel Lauss <manuel.lauss@googlemail.com>
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-db1x00/bcsr.h>
+
+#include "psc.h"
+
+static struct snd_soc_dai_link db1000_ac97_dai = {
+	.name		= "AC97",
+	.stream_name	= "AC97 HiFi",
+	.codec_dai_name	= "ac97-hifi",
+	.cpu_dai_name	= "alchemy-ac97c",
+	.platform_name	= "alchemy-pcm-dma.0",
+	.codec_name	= "ac97-codec",
+};
+
+static struct snd_soc_card db1000_ac97 = {
+	.name		= "DB1000_AC97",
+	.owner		= THIS_MODULE,
+	.dai_link	= &db1000_ac97_dai,
+	.num_links	= 1,
+};
+
+static int db1000_audio_probe(struct platform_device *pdev)
+{
+	struct snd_soc_card *card = &db1000_ac97;
+	card->dev = &pdev->dev;
+	return devm_snd_soc_register_card(&pdev->dev, card);
+}
+
+static struct platform_driver db1000_audio_driver = {
+	.driver	= {
+		.name	= "db1000-audio",
+		.pm	= &snd_soc_pm_ops,
+	},
+	.probe		= db1000_audio_probe,
+};
+
+module_platform_driver(db1000_audio_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("DB1000/DB1500/DB1100 ASoC audio");
+MODULE_AUTHOR("Manuel Lauss");