diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.h b/sound/soc/s3c24xx/s3c-i2s-v2.h
index 39a6db6a565c..766f43a13d8b 100644
--- a/sound/soc/s3c24xx/s3c-i2s-v2.h
+++ b/sound/soc/s3c24xx/s3c-i2s-v2.h
@@ -29,10 +29,16 @@
 #define S3C_I2SV2_CLKSRC_AUDIOBUS	1
 #define S3C_I2SV2_CLKSRC_CDCLK		2
 
+/* Set this flag for I2S controllers that have the bit IISMOD[12]
+ * bridge/break RCLK signal and external Xi2sCDCLK pin.
+ */
+#define S3C_FEATURE_CDCLKCON	(1 << 0)
+
 /**
  * struct s3c_i2sv2_info - S3C I2S-V2 information
  * @dev: The parent device passed to use from the probe.
  * @regs: The pointer to the device registe block.
+ * @feature: Set of bit-flags indicating features of the controller.
  * @master: True if the I2S core is the I2S bit clock master.
  * @dma_playback: DMA information for playback channel.
  * @dma_capture: DMA information for capture channel.
@@ -47,6 +53,8 @@ struct s3c_i2sv2_info {
 	struct device	*dev;
 	void __iomem	*regs;
 
+	u32		feature;
+
 	struct clk	*iis_pclk;
 	struct clk	*iis_cclk;