diff --git a/firmware/drivers/audio/df1704.c b/firmware/drivers/audio/df1704.c
index ec8d56b955..917cecb767 100644
--- a/firmware/drivers/audio/df1704.c
+++ b/firmware/drivers/audio/df1704.c
@@ -67,7 +67,7 @@ static int vol_tenthdb2hw(const int tdb)
 }
 
 
-void df1704_init(void)
+void audiohw_init(void)
 {
     df1704_write_reg(DF1704_MODE(2),
                      DF1704_OW_24     |
@@ -81,7 +81,7 @@ void df1704_init(void)
                      DF1704_I2S_ON);
 }
 
-void df1704_mute(void)
+void audiohw_mute(void)
 {
     df1704_write_reg(DF1704_MODE(2),
                      DF1704_OW_24     |
@@ -90,7 +90,7 @@ void df1704_mute(void)
                      DF1704_MUTE_ON);
 }
 
-void df1704_unmute(void)
+void audiohw_unmute(void)
 {
     df1704_write_reg(DF1704_MODE(2),
                      DF1704_OW_24     |
diff --git a/firmware/export/df1704.h b/firmware/export/df1704.h
index 4a0bdfd8ba..81848d8c6f 100644
--- a/firmware/export/df1704.h
+++ b/firmware/export/df1704.h
@@ -87,8 +87,7 @@ AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 1, 0)
 #define DF1704_SF_32     (3<<6)
 #define DF1704_SF_48     (2<<6)
 
-void df1704_init(void);
-void df1704_mute(void);
+void audiohw_mute(void);
 void df1704_set_ml(const int);
 void df1704_set_mc(const int);
 void df1704_set_md(const int);
diff --git a/firmware/target/arm/rk27xx/ma/audio-ma.c b/firmware/target/arm/rk27xx/ma/audio-ma.c
index c870ca09b8..92cea307b2 100644
--- a/firmware/target/arm/rk27xx/ma/audio-ma.c
+++ b/firmware/target/arm/rk27xx/ma/audio-ma.c
@@ -55,7 +55,7 @@ static void amp_enable(const int val)
     pca9555_write_output(val<<3, 1<<3);
 }
 
-static void df1704_enable(const int val)
+static void dac_enable(const int val)
 {
     pca9555_write_output(val<<4, 1<<4);
 }
@@ -65,21 +65,21 @@ void audiohw_postinit(void)
 {
     pop_ctrl(0);
     sleep(HZ/4);
-    df1704_enable(1);
+    dac_enable(1);
     amp_enable(1);
     sleep(HZ/100);
-    df1704_init();
+    audiohw_init();
     sleep(HZ/4);
     pop_ctrl(1);
 }
 
 void audiohw_close(void)
 {
-    df1704_mute();
+    audiohw_mute();
     pop_ctrl(0);
     sleep(HZ/5);
     amp_enable(0);
-    df1704_enable(0);
+    dac_enable(0);
     sleep(HZ/5);
     pop_ctrl(1);
 }