diff --git a/include/platform/i2s_if.h b/include/platform/i2s_if.h
old mode 100644
new mode 100755
index a5106c68..bbb67caa
--- a/include/platform/i2s_if.h
+++ b/include/platform/i2s_if.h
@@ -74,8 +74,8 @@ enum I2sWordWidth {
 enum I2sMode {
     I2S_MODE_MASTER_TX_MODE,
     I2S_MODE_MASTER_RX_MODE,
-    I2S_MODE_SLAVE_TX_MODE,
-    I2S_MODE_SLAVE_RX_MODE,
+    I2S_MODE_STANDBY_TX_MODE,
+    I2S_MODE_STANDBY_RX_MODE,
 };
 
 enum I2sLoopMode {
@@ -142,7 +142,7 @@ enum I2slFsSel {
 struct I2sCfg {
     enum I2sSampleRate sampleRate;     /**< I2S sample rate, 8k,16k,32k... */
     enum I2sWordWidth width;            /**< I2S word width, 8bit,16bit,20bit,24bit... */
-    enum I2sMode  mode;                /**< I2S mode, master/slave, tx/rx */
+    enum I2sMode  mode;                /**< I2S mode, master/standby, tx/rx */
     enum I2sPcmFscDelay syncMode;      /**< pcm mode, FSC starts location */
     enum I2sLoopMode  loopMode;        /**< is loopback */
     enum I2sProtocolType type;         /**< I2S protocol type */