alpr board: Fix GCC 4.6 build warnings

Fix:
fpga.c: In function 'fpga_pre_fn':
fpga.c:88:16: warning: variable 'reg' set but not used
[-Wunused-but-set-variable]
nand.c: In function 'alpr_nand_dev_ready':
nand.c:125:18: warning: variable 'val' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: Stefan Roese <sr@denx.de>

diff --git a/board/prodrive/alpr/fpga.c b/board/prodrive/alpr/fpga.c
index e7686ad..1cce798 100644 (file)
--- a/board/prodrive/alpr/fpga.c
+++ b/board/prodrive/alpr/fpga.c
@@ -85,9 +85,6 @@ static unsigned long regval;
 /* PROGRAM_SEL_DPR     = LOW */
 int fpga_pre_fn(int cookie)
 {
 /* PROGRAM_SEL_DPR     = LOW */
 int fpga_pre_fn(int cookie)
 {

-       unsigned long   reg;
-
-       reg = in32(GPIO0_IR);

        /* Enable the FPGA Chain */
        SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_PROG_EN);
        SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_PROG_EN);
        /* Enable the FPGA Chain */
        SET_GPIO_REG_1(GPIO0_TCR, CONFIG_SYS_GPIO_PROG_EN);
        SET_GPIO_REG_0(GPIO0_ODR, CONFIG_SYS_GPIO_PROG_EN);

diff --git a/board/prodrive/alpr/nand.c b/board/prodrive/alpr/nand.c
index b18c96b..d35cfed 100644 (file)
--- a/board/prodrive/alpr/nand.c
+++ b/board/prodrive/alpr/nand.c
@@ -122,12 +122,10 @@ static int alpr_nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len
 
 static int alpr_nand_dev_ready(struct mtd_info *mtd)
 {
 
 static int alpr_nand_dev_ready(struct mtd_info *mtd)
 {

-       volatile u_char val;
-

        /*
         * Blocking read to wait for NAND to be ready
         */
        /*
         * Blocking read to wait for NAND to be ready
         */

-       val = readb(&(alpr_ndfc->addr_wait));
+       (void)readb(&(alpr_ndfc->addr_wait));

 
        /*
         * Return always true
 
        /*
         * Return always true