2 * Copyright 2008 Freescale Semiconductor, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * Version 2 as published by the Free Software Foundation.
12 #include <asm/fsl_ddr_sdram.h>
13 #include <asm/fsl_ddr_dimm_params.h>
16 get_spd(ddr1_spd_eeprom_t
*spd
, unsigned char i2c_address
)
18 i2c_read(i2c_address
, 0, 1, (uchar
*)spd
, sizeof(ddr1_spd_eeprom_t
));
22 fsl_ddr_get_spd(ddr1_spd_eeprom_t
*ctrl_dimms_spd
,
23 unsigned int ctrl_num
)
26 unsigned int i2c_address
= 0;
28 for (i
= 0; i
< CONFIG_DIMM_SLOTS_PER_CTLR
; i
++) {
29 if (ctrl_num
== 0 && i
== 0) {
30 i2c_address
= SPD_EEPROM_ADDRESS
;
32 get_spd(&(ctrl_dimms_spd
[i
]), i2c_address
);
36 void fsl_ddr_board_options(memctl_options_t
*popts
,
38 unsigned int ctrl_num
)
41 * Factors to consider for CPO:
45 popts
->cpo_override
= 0;
48 * Factors to consider for write data delay:
58 popts
->write_data_delay
= 3;
60 /* 2T timing enable */
64 * Factors to consider for half-strength driver enable:
65 * - number of DIMMs installed
67 popts
->half_strength_driver_enable
= 0;