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powerpc/85xx: Remove DATARATE_*_MHZ defines in static ddr init

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Rather than having #defines DATARATE_*_MHZ, lets just match what we do on
the SPD code and convert the DDR frequency into MHZ and just compare
with a constant.

Based on patch from Poonam Aggrwal.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2011-01-24 23:36:17 -06:00
parent aa8d3fb8f4
commit 5cfbc458d4
3 changed files with 28 additions and 35 deletions
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14
board/freescale/corenet_ds/ddr.c
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@ -31,19 +31,21 @@ extern fixed_ddr_parm_t fixed_ddr_parm_1[];
phys_size_t fixed_sdram(void)
{
int i;
sys_info_t sysinfo;
char buf[32];
fsl_ddr_cfg_regs_t ddr_cfg_regs;
phys_size_t ddr_size;
unsigned int lawbar1_target_id;
ulong ddr_freq, ddr_freq_mhz;
ddr_freq = get_ddr_freq(0);
ddr_freq_mhz = ddr_freq / 1000000;
get_sys_info(&sysinfo);
printf("Configuring DDR for %s MT/s data rate\n",
strmhz(buf, sysinfo.freqDDRBus));
strmhz(buf, ddr_freq));
for (i = 0; fixed_ddr_parm_0[i].max_freq > 0; i++) {
if ((sysinfo.freqDDRBus > fixed_ddr_parm_0[i].min_freq) &&
(sysinfo.freqDDRBus <= fixed_ddr_parm_0[i].max_freq)) {
if ((ddr_freq_mhz > fixed_ddr_parm_0[i].min_freq) &&
(ddr_freq_mhz <= fixed_ddr_parm_0[i].max_freq)) {
memcpy(&ddr_cfg_regs,
fixed_ddr_parm_0[i].ddr_settings,
sizeof(ddr_cfg_regs));
@ -53,7 +55,7 @@ phys_size_t fixed_sdram(void)
if (fixed_ddr_parm_0[i].max_freq == 0)
panic("Unsupported DDR data rate %s MT/s data rate\n",
strmhz(buf, sysinfo.freqDDRBus));
strmhz(buf, ddr_freq));
ddr_size = (phys_size_t) CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
ddr_cfg_regs.ddr_cdr1 = DDR_CDR1_DHC_EN;