diff --git a/arch/arm/src/sama5/sam_twi.c b/arch/arm/src/sama5/sam_twi.c
index b53746c09e2..ed0ad86460b 100644
--- a/arch/arm/src/sama5/sam_twi.c
+++ b/arch/arm/src/sama5/sam_twi.c
@@ -253,7 +253,7 @@ static int twi_transfer(FAR struct i2c_dev_s *dev,
 #ifdef CONFIG_I2C_SLAVE
 static int twi_setownaddress(FAR struct i2c_dev_s *dev, int addr, int nbits);
 static int twi_registercallback(FAR struct i2c_dev_s *dev,
-          int (*callback)(void));
+          int (*callback)(FAR void *arg), FAR void *arg);
 #endif
 
 /* Initialization */
@@ -1118,8 +1118,8 @@ static int twi_setownaddress(FAR struct i2c_dev_s *dev, int addr, int nbits)
  *******************************************************************************/
 
 #ifdef CONFIG_I2C_SLAVE
-static int twi_registercallback(FAR struct i2c_dev_s *dev,
-                                int (*callback)(void))
+static int twi_registercallback((FAR struct i2c_dev_s *dev,
+                                int (*callback)(FAR void *arg), FAR void *arg)
 {
 #error Not implemented
   return -ENOSYS;
diff --git a/arch/arm/src/samv7/sam_twihs.c b/arch/arm/src/samv7/sam_twihs.c
index 344f6ac1549..3f53c2f352b 100644
--- a/arch/arm/src/samv7/sam_twihs.c
+++ b/arch/arm/src/samv7/sam_twihs.c
@@ -246,8 +246,8 @@ static int twi_transfer(FAR struct i2c_dev_s *dev,
 #endif
 #ifdef CONFIG_I2C_SLAVE
 static int twi_setownaddress(FAR struct i2c_dev_s *dev, int addr, int nbits);
-static int twi_registercallback(FAR struct i2c_dev_s *dev,
-          int (*callback)(void));
+static int twi_registercallback((FAR struct i2c_dev_s *dev,
+          int (*callback)(FAR void *arg), FAR void *arg);
 #endif
 
 /* Initialization */
@@ -1090,8 +1090,8 @@ static int twi_setownaddress(FAR struct i2c_dev_s *dev, int addr, int nbits)
  *******************************************************************************/
 
 #ifdef CONFIG_I2C_SLAVE
-static int twi_registercallback(FAR struct i2c_dev_s *dev,
-                                int (*callback)(void))
+static int twi_registercallback((FAR struct i2c_dev_s *dev,
+                                int (*callback)(FAR void *arg), FAR void *arg)
 {
 #error Not implemented
   return -ENOSYS;