diff options
Diffstat (limited to 'board/pm856/ddr.c')
| -rw-r--r-- | board/pm856/ddr.c | 73 | 
1 files changed, 0 insertions, 73 deletions
| diff --git a/board/pm856/ddr.c b/board/pm856/ddr.c deleted file mode 100644 index 7850794d6..000000000 --- a/board/pm856/ddr.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * Version 2 as published by the Free Software Foundation. - */ - -#include <common.h> -#include <i2c.h> - -#include <asm/fsl_ddr_sdram.h> -#include <asm/fsl_ddr_dimm_params.h> - -static void -get_spd(ddr1_spd_eeprom_t *spd, unsigned char i2c_address) -{ -	i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr1_spd_eeprom_t)); -} - - -unsigned int -fsl_ddr_get_mem_data_rate(void) -{ -	return get_ddr_freq(0); -} - - -void -fsl_ddr_get_spd(ddr1_spd_eeprom_t *ctrl_dimms_spd, -		      unsigned int ctrl_num) -{ -	unsigned int i; -	unsigned int i2c_address = 0; - -	for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) { -		if (ctrl_num == 0 && i == 0) { -			i2c_address = SPD_EEPROM_ADDRESS; -		} -		get_spd(&(ctrl_dimms_spd[i]), i2c_address); -	} -} - -void fsl_ddr_board_options(memctl_options_t *popts, -				dimm_params_t *pdimm, -				unsigned int ctrl_num) -{ -	/* -	 * Factors to consider for CPO: -	 *	- frequency -	 *	- ddr1 vs. ddr2 -	 */ -	popts->cpo_override = 0; - -	/* -	 * Factors to consider for write data delay: -	 *	- number of DIMMs -	 * -	 * 1 = 1/4 clock delay -	 * 2 = 1/2 clock delay -	 * 3 = 3/4 clock delay -	 * 4 = 1   clock delay -	 * 5 = 5/4 clock delay -	 * 6 = 3/2 clock delay -	 */ -	popts->write_data_delay = 3; - -	/* -	 * Factors to consider for half-strength driver enable: -	 *	- number of DIMMs installed -	 */ -	popts->half_strength_driver_enable = 0; -} |