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iop480_uart.c: Fix GCC 4.6 build warnings 

Fix:
iop480_uart.c: In function 'serial_init':
iop480_uart.c:137:16: warning: variable 'val' set but not used [-Wunused-but-set-variable]

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2011-11-15 08:03:27 +00:00 committed by Wolfgang Denk
parent b2776d3ff5
commit bddf144cb6
1 changed files with 1 additions and 2 deletions
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3
arch/powerpc/cpu/ppc4xx/iop480_uart.c
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@ -134,7 +134,6 @@ DECLARE_GLOBAL_DATA_PTR;
int serial_init (void)
{
volatile char val;
unsigned short br_reg;
br_reg = ((((CONFIG_CPUCLOCK * 1000000) / 16) / gd->baudrate) - 1);
@ -149,7 +148,7 @@ int serial_init (void)
out_8((u8 *)SPU_BASE + spu_RxCmd, 0xb0); /* Enable Rx */
out_8((u8 *)SPU_BASE + spu_TxCmd, 0x9c); /* Enable Tx */
out_8((u8 *)SPU_BASE + spu_Handshk_rc, 0xff); /* Clear Handshake */
val = in_8((u8 *)SPU_BASE + spu_RxBuff); /* Dummy read, to clear receiver */
in_8((u8 *)SPU_BASE + spu_RxBuff); /* Dummy read, to clear receiver */
return (0);
}