summaryrefslogtreecommitdiff
path: root/board/w7o/fpga.c
diff options
context:
space:
mode:
authorWolfgang Denk <wd@denx.de>2011-12-07 12:19:24 +0000
committerWolfgang Denk <wd@denx.de>2011-12-08 20:51:46 +0100
commit96aedd4266e74005e5d04ff2b5afd18d6f92c555 (patch)
treee28dafc05932d6410a257326d8275c6e527436b6 /board/w7o/fpga.c
parent100a4dcefdfab25f67819588984bcc0437f48a5a (diff)
downloadu-boot-imx-96aedd4266e74005e5d04ff2b5afd18d6f92c555.zip
u-boot-imx-96aedd4266e74005e5d04ff2b5afd18d6f92c555.tar.gz
u-boot-imx-96aedd4266e74005e5d04ff2b5afd18d6f92c555.tar.bz2
board/w7o/fpga.c: Fix GCC 4.6 build warning
Fix: fpga.c: In function 'fpgaDownload': fpga.c:68:29: warning: variable 'val' set but not used [-Wunused-but-set-variable] Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'board/w7o/fpga.c')
-rw-r--r--board/w7o/fpga.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/board/w7o/fpga.c b/board/w7o/fpga.c
index c3d3c80..774f2ec 100644
--- a/board/w7o/fpga.c
+++ b/board/w7o/fpga.c
@@ -26,6 +26,7 @@
#include <common.h>
#include "w7o.h"
#include <asm/processor.h>
+#include <linux/compiler.h>
#include "errors.h"
static void
@@ -63,10 +64,10 @@ fpgaDownload(unsigned char *saddr, unsigned long size, unsigned short *daddr)
unsigned long *source; /* image source addr */
unsigned short *dest; /* destination FPGA addr */
volatile unsigned short *ndest; /* temp dest FPGA addr */
- volatile unsigned short val; /* temp val */
unsigned long cnfg = GPIO_XCV_CNFG; /* FPGA CNFG */
unsigned long eirq = GPIO_XCV_IRQ;
int retval = -1; /* Function return value */
+ __maybe_unused volatile unsigned short val; /* temp val */
/* Setup some basic values */
length = (size / 4) + 1; /* size in words, rounding UP