powerpc/T104xRDB: Remove vbank check redundant code

sw variable in checkboard function is storing vbank value
which can only take 3-bit value.
So check of sw value for if greater than 7 is redundant.
Signed-off-by: NPriyanka Jain <Priyanka.Jain@freescale.com>
Reviewed-by: NYork Sun <yorksun@freescale.com>

board/freescale/t104xrdb/t104xrdb.c

@@ -39,10 +39,7 @@ int checkboard(void)
 	sw = CPLD_READ(flash_ctl_status);
 	sw = ((sw & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
 
-	if (sw <= 7)
-		printf("vBank: %d\n", sw);
-	else
-		printf("Unsupported Bank=%x\n", sw);
+	printf("vBank: %d\n", sw);
 
 	return 0;
 }