diff --git a/arch/blackfin/cpu/serial.c b/arch/blackfin/cpu/serial.c
index 1124ffd..030160f 100644
--- a/arch/blackfin/cpu/serial.c
+++ b/arch/blackfin/cpu/serial.c
@@ -63,7 +63,7 @@
 static uint16_t uart_lsr_save;
 static uint16_t uart_lsr_read(uint32_t uart_base)
 {
-	uint16_t lsr = bfin_read16(&pUART->lsr);
+	uint16_t lsr = bfin_read(&pUART->lsr);
 	uart_lsr_save |= (lsr & (OE|PE|FE|BI));
 	return lsr | uart_lsr_save;
 }
@@ -71,7 +71,7 @@
 static void uart_lsr_clear(uint32_t uart_base)
 {
 	uart_lsr_save = 0;
-	bfin_write16(&pUART->lsr, bfin_read16(&pUART->lsr) | -1);
+	bfin_write(&pUART->lsr, bfin_read(&pUART->lsr) | -1);
 }
 #else
 /* When debugging is disabled, we only care about the DR bit, so if other
@@ -80,11 +80,11 @@
  */
 static inline uint16_t uart_lsr_read(uint32_t uart_base)
 {
-	return bfin_read16(&pUART->lsr);
+	return bfin_read(&pUART->lsr);
 }
 static void uart_lsr_clear(uint32_t uart_base)
 {
-	bfin_write16(&pUART->lsr, bfin_read16(&pUART->lsr) | -1);
+	bfin_write(&pUART->lsr, bfin_read(&pUART->lsr) | -1);
 }
 #endif
 
@@ -101,7 +101,7 @@
 		continue;
 
 	/* queue the character for transmission */
-	bfin_write16(&pUART->thr, c);
+	bfin_write(&pUART->thr, c);
 	SSYNC();
 
 	WATCHDOG_RESET();
@@ -122,7 +122,7 @@
 		continue;
 
 	/* grab the new byte */
-	uart_rbr_val = bfin_read16(&pUART->rbr);
+	uart_rbr_val = bfin_read(&pUART->rbr);
 
 #ifdef CONFIG_DEBUG_SERIAL
 	/* grab & clear the LSR */
@@ -136,8 +136,8 @@
 		uint16_t dll, dlh;
 		printf("\n[SERIAL ERROR]\n");
 		ACCESS_LATCH();
-		dll = bfin_read16(&pUART->dll);
-		dlh = bfin_read16(&pUART->dlh);
+		dll = bfin_read(&pUART->dll);
+		dlh = bfin_read(&pUART->dlh);
 		ACCESS_PORT_IER();
 		printf("\tDLL=0x%x DLH=0x%x\n", dll, dlh);
 		do {