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-rw-r--r--board/atum8548/ddr.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/board/atum8548/ddr.c b/board/atum8548/ddr.c
deleted file mode 100644
index ab64fa8..0000000
--- a/board/atum8548/ddr.c
+++ /dev/null
@@ -1,83 +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(ddr2_spd_eeprom_t *spd, unsigned char i2c_address)
-{
- i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr2_spd_eeprom_t));
-}
-
-unsigned int fsl_ddr_get_mem_data_rate(void)
-{
- return get_ddr_freq(0);
-}
-
-void fsl_ddr_get_spd(ddr2_spd_eeprom_t *ctrl_dimms_spd,
- unsigned int ctrl_num)
-{
- unsigned int i;
-
- if (ctrl_num) {
- printf("%s unexpected ctrl_num = %u\n", __FUNCTION__, ctrl_num);
- return;
- }
-
- for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) {
- get_spd(&(ctrl_dimms_spd[i]), SPD_EEPROM_ADDRESS);
- }
-}
-
-void fsl_ddr_board_options(memctl_options_t *popts,
- dimm_params_t *pdimm,
- unsigned int ctrl_num)
-{
- /*
- * Factors to consider for clock adjust:
- * - number of chips on bus
- * - position of slot
- * - DDR1 vs. DDR2?
- * - ???
- *
- * This needs to be determined on a board-by-board basis.
- * 0110 3/4 cycle late
- * 0111 7/8 cycle late
- */
- popts->clk_adjust = 7;
-
- /*
- * Factors to consider for CPO:
- * - frequency
- * - ddr1 vs. ddr2
- */
- popts->cpo_override = 10;
-
- /*
- * 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;
-}