diff --git a/sys/arm/allwinner/a10_gpio.c b/sys/arm/allwinner/a10_gpio.c
index b2dca00bf688..c461013431ab 100644
--- a/sys/arm/allwinner/a10_gpio.c
+++ b/sys/arm/allwinner/a10_gpio.c
@@ -524,8 +524,9 @@ static driver_t a10_gpio_driver = {
 DRIVER_MODULE(a10_gpio, simplebus, a10_gpio_driver, a10_gpio_devclass, 0, 0);
 
 int
-a10_emac_gpio_config(uint32_t pin)
+a10_gpio_ethernet_activate(uint32_t func)
 {
+	int i;
 	struct a10_gpio_softc *sc = a10_gpio_sc;
 
 	if (sc == NULL)
@@ -533,7 +534,8 @@ a10_emac_gpio_config(uint32_t pin)
 
 	/* Configure pin mux settings for MII. */
 	A10_GPIO_LOCK(sc);
-	a10_gpio_set_function(sc, pin, A10_GPIO_PULLDOWN);
+	for (i = 0; i <= 17; i++)
+		a10_gpio_set_function(sc, i, func);
 	A10_GPIO_UNLOCK(sc);
 
 	return (0);
diff --git a/sys/arm/allwinner/a10_gpio.h b/sys/arm/allwinner/a10_gpio.h
index 0e1dc8688729..e78b18f5226b 100644
--- a/sys/arm/allwinner/a10_gpio.h
+++ b/sys/arm/allwinner/a10_gpio.h
@@ -29,6 +29,9 @@
 #ifndef	_A10_GPIO_H_
 #define	_A10_GPIO_H_
 
-int a10_emac_gpio_config(uint32_t pin);
+#define	A10_GPIO_FUNC_MII	2
+#define	A10_GPIO_FUNC_RGMII	5
+
+int a10_gpio_ethernet_activate(uint32_t);
 
 #endif
diff --git a/sys/arm/allwinner/if_emac.c b/sys/arm/allwinner/if_emac.c
index e311049f2f8b..18aeb8fc14ba 100644
--- a/sys/arm/allwinner/if_emac.c
+++ b/sys/arm/allwinner/if_emac.c
@@ -142,17 +142,12 @@ static int	sysctl_hw_emac_proc_limit(SYSCTL_HANDLER_ARGS);
 static void
 emac_sys_setup(void)
 {
-	int i;
 
+	/* Activate EMAC clock. */
 	a10_clk_emac_activate();
-
-	/*
-	 * Configure pin mux settings for MII.
-	 * Pins PA0 from PA17.
-	 */
-	for (i = 0; i <= 17; i++)
-		a10_emac_gpio_config(i);
-	/* Map sram */
+	/* Set the pin mux to EMAC (mii). */
+	a10_gpio_ethernet_activate(A10_GPIO_FUNC_MII);
+	/* Map sram. */
 	a10_map_to_emac();
 }