board/mx1ads/mx1ads.c: Fix GCC 4.6 warning

Fix:
mx1ads.c: In function 'board_early_init_f':
mx1ads.c:83:24: warning: variable 'tmp' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Anatolij Gustschin <agust@denx.de>

diff --git a/board/mx1ads/mx1ads.c b/board/mx1ads/mx1ads.c
index 86b49fb60dffa67bbcf79ad9396b833af23ac985..da9e21dddbb7bc64f38c33dcafa3c2ef256b0b5f 100644 (file)
--- a/board/mx1ads/mx1ads.c
+++ b/board/mx1ads/mx1ads.c
@@ -27,6 +27,7 @@
 #include <netdev.h>
 /*#include <mc9328.h>*/
 #include <asm/arch/imx-regs.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -80,8 +81,6 @@ static u32 mc9328sid;
 
 int board_early_init_f(void)
 {
-       volatile unsigned int tmp;
-
        mc9328sid = SIDR;
 
        GPCR = 0x000003AB;      /* I/O pad driving strength     */
@@ -107,8 +106,8 @@ int board_early_init_f(void)
        GIUS (0) &= 0xFF3FFFFF;
        GPR (0) &= 0xFF3FFFFF;
 
-       tmp = *(unsigned int *) (0x1500000C);
-       tmp = *(unsigned int *) (0x1500000C);
+       readl(0x1500000C);
+       readl(0x1500000C);
 
        SetAsynchMode ();