rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/altera/common/epled.c b/board/altera/common/epled.c
index c75fe8c..e5e7705 100644
--- a/board/altera/common/epled.c
+++ b/board/altera/common/epled.c
@@ -33,7 +33,7 @@
 
 void __led_init (led_id_t mask, int state)
 {
-	nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
+	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
 
 	if (state == STATUS_LED_ON)
 		val &= ~mask;
@@ -44,7 +44,7 @@
 
 void __led_set (led_id_t mask, int state)
 {
-	nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
+	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
 
 	if (state == STATUS_LED_ON)
 		val &= ~mask;
@@ -55,7 +55,7 @@
 
 void __led_toggle (led_id_t mask)
 {
-	nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
+	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
 
 	val ^= mask;
 	writel (&pio->data, val);