ASoC: Add support for synopsys i2s controller as per ASoC framework.

This patch add support for synopsys I2S controller as per the ASoC
framework.

Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/dwc/Kconfig b/sound/soc/dwc/Kconfig
new file mode 100644
index 0000000..93e9fc3
--- /dev/null
+++ b/sound/soc/dwc/Kconfig
@@ -0,0 +1,8 @@
+config SND_DESIGNWARE_I2S
+	tristate "Synopsys I2S Device Driver"
+	help
+	 Say Y or M if you want to add support for I2S driver for
+	 Synopsys desigwnware I2S device. The device supports upto
+	 maximum of 8 channels each for play and record.
+
+