nios2: Fix outx/writex parameter order in io.h

The outx/writex macros were using writex(addr, val) rather than
   the standard writex(val, addr), resulting in incompatibilty with
   architecture independent components. This change set uses standard
   parameter order.

Signed-off-by: Scott McNutt <smcnutt@psyent.com>
diff --git a/board/altera/common/AMDLV065D.c b/board/altera/common/AMDLV065D.c
index 0fcf354..72b0a9f 100644
--- a/board/altera/common/AMDLV065D.c
+++ b/board/altera/common/AMDLV065D.c
@@ -122,12 +122,12 @@
 	for (sect = s_first; sect <= s_last; sect++) {
 		if (info->protect[sect] == 0) {	/* not protected */
 			addr2 = (unsigned char *) info->start[sect];
-			writeb (addr, 0xaa);
-			writeb (addr,  0x55);
-			writeb (addr,  0x80);
-			writeb (addr,  0xaa);
-			writeb (addr,  0x55);
-			writeb (addr2, 0x30);
+			writeb (0xaa, addr);
+			writeb (0x55, addr);
+			writeb (0x80, addr);
+			writeb (0xaa, addr);
+			writeb (0x55, addr);
+			writeb (0x30, addr2);
 			/* Now just wait for 0xff & provide some user
 			 * feedback while we wait.
 			 */
@@ -169,9 +169,9 @@
 			return (2);
 		}
 
-		writeb (cmd,  0xaa);
-		writeb (cmd,  0x55);
-		writeb (cmd,  0xa0);
+		writeb (0xaa, cmd);
+		writeb (0x55, cmd);
+		writeb (0xa0, cmd);
 		writeb (dst, b);
 
 		/* Verify write */
diff --git a/board/altera/common/epled.c b/board/altera/common/epled.c
index e5e7705..d019735 100644
--- a/board/altera/common/epled.c
+++ b/board/altera/common/epled.c
@@ -39,7 +39,7 @@
 		val &= ~mask;
 	else
 		val |= mask;
-	writel (&pio->data, val);
+	writel (val, &pio->data);
 }
 
 void __led_set (led_id_t mask, int state)
@@ -50,7 +50,7 @@
 		val &= ~mask;
 	else
 		val |= mask;
-	writel (&pio->data, val);
+	writel (val, &pio->data);
 }
 
 void __led_toggle (led_id_t mask)
@@ -58,5 +58,5 @@
 	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
 
 	val ^= mask;
-	writel (&pio->data, val);
+	writel (val, &pio->data);
 }