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85xx: Protect timeout_save variable with ifdefs

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The timeout_save variable was only used by the DDR111_134
erratum code. It was being set, but never used. Newer compilers
will actually complain about this.

Signed-off-by: Andy Fleming <afleming@freescale.com>
This commit is contained in:
Andy Fleming 2012-10-22 17:28:18 -05:00
parent 19e4a00965
commit 23028d69e9
1 changed files with 4 additions and 1 deletions
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5
arch/powerpc/cpu/mpc85xx/ddr-gen3.c
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@ -22,8 +22,9 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
volatile ccsr_ddr_t *ddr;
u32 temp_sdram_cfg;
u32 total_gb_size_per_controller;
int timeout, timeout_save;
int timeout;
#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134
int timeout_save;
volatile ccsr_local_ecm_t *ecm = (void *)CONFIG_SYS_MPC85xx_ECM_ADDR;
unsigned int csn_bnds_backup = 0, cs_sa, cs_ea, *csn_bnds_t;
int csn = -1;
@ -305,7 +306,9 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
>> SDRAM_CFG_DBW_SHIFT);
timeout = ((total_gb_size_per_controller << (6 - bus_width)) * 100 /
(get_ddr_freq(0) >> 20)) << 1;
#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134
timeout_save = timeout;
#endif
total_gb_size_per_controller >>= 4; /* shift down to gb size */
debug("total %d GB\n", total_gb_size_per_controller);
debug("Need to wait up to %d * 10ms\n", timeout);