board/ep82xxm/ep82xxm.c: Fix GCC 4.6 build warning

Fix:
ep82xxm.c: In function 'initdram':
ep82xxm.c:233:16: warning: variable 'ramtmp' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>

diff --git a/board/ep82xxm/ep82xxm.c b/board/ep82xxm/ep82xxm.c
index c1d6e9100ba5f445619a8457d81729032a647446..182cabca148124598e131e70c5c9266760e4df7d 100644 (file)
--- a/board/ep82xxm/ep82xxm.c
+++ b/board/ep82xxm/ep82xxm.c
@@ -31,6 +31,7 @@
 #include <pci.h>
 #endif
 #include <miiphy.h>
+#include <linux/compiler.h>
 
 /*
  * I/O Port configuration table
@@ -230,8 +231,8 @@ phys_size_t initdram(int board_type)
        uint psdmr = CONFIG_SYS_PSDMR;
        int i;
 
-       unsigned char   ramtmp;
        unsigned char   *ramptr1 = (unsigned char *)0x00000110;
+       __maybe_unused unsigned char    ramtmp;
 
        memctl->memc_mptpr = CONFIG_SYS_MPTPR;