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powerpc/mpc8xxx: Move DDR RCW overriding to common code

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DDR RCW varies at different speeds. It is common for all platform. Move it
out from corenet_ds.

Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
York Sun
2011-08-24 09:40:26 -07:00
committed by Kumar Gala
parent 2bba85f412
commit cda1de21de
2 changed files with 15 additions and 14 deletions
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14
board/freescale/corenet_ds/ddr.c
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@@ -223,20 +223,6 @@ void fsl_ddr_board_options(memctl_options_t *popts,
/* DHC_EN =1, ODT = 60 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN;
/* override SPD values. rcw_2 should vary at differnt speed */
if (pdimm[0].registered_dimm == 1) {
popts->rcw_override = 1;
popts->rcw_1 = 0x000a5a00;
if (ddr_freq <= 800)
popts->rcw_2 = 0x00000000;
else if (ddr_freq <= 1066)
popts->rcw_2 = 0x00100000;
else if (ddr_freq <= 1333)
popts->rcw_2 = 0x00200000;
else
popts->rcw_2 = 0x00300000;
}
}
phys_size_t initdram(int board_type)