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arm: mx6: ddr3: Remove dead code

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imx6 mmdc supports data rates up to 1066 MT/s, so remove the code handling
higher data rates.

Signed-off-by: Nikolay Dimitrov <picmaster@mail.bg>
master
Nikolay Dimitrov 10 years ago committed by Stefano Babic
parent b4ed9f86df
commit b68a5b17f9
1 changed files with 0 additions and 22 deletions
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  1. 22
      arch/arm/cpu/armv7/mx6/ddr.c

22
arch/arm/cpu/armv7/mx6/ddr.c
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@ -352,28 +352,6 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
trrd = DIV_ROUND_UP(max(4 * clkper, 10000), clkper) - 1;
}
break;
case 1333:
txp = DIV_ROUND_UP(max(3 * clkper, 6000), clkper) - 1;
tcke = DIV_ROUND_UP(max(3 * clkper, 5625), clkper) - 1;
if (ddr3_cfg->pagesz == 1) {
tfaw = DIV_ROUND_UP(30000, clkper) - 1;
trrd = DIV_ROUND_UP(max(4 * clkper, 6000), clkper) - 1;
} else {
tfaw = DIV_ROUND_UP(45000, clkper) - 1;
trrd = DIV_ROUND_UP(max(4 * clkper, 7500), clkper) - 1;
}
break;
case 1600:
txp = DIV_ROUND_UP(max(3 * clkper, 6000), clkper) - 1;
tcke = DIV_ROUND_UP(max(3 * clkper, 5000), clkper) - 1;
if (ddr3_cfg->pagesz == 1) {
tfaw = DIV_ROUND_UP(30000, clkper) - 1;
trrd = DIV_ROUND_UP(max(4 * clkper, 6000), clkper) - 1;
} else {
tfaw = DIV_ROUND_UP(40000, clkper) - 1;
trrd = DIV_ROUND_UP(max(4 * clkper, 7500), clkper) - 1;
}
break;
default:
puts("invalid memory speed\n");
hang();

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