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-rw-r--r--board/freescale/mpc8641hpcn/ddr.c107
1 files changed, 0 insertions, 107 deletions
diff --git a/board/freescale/mpc8641hpcn/ddr.c b/board/freescale/mpc8641hpcn/ddr.c
deleted file mode 100644
index df7e3eceed..0000000000
--- a/board/freescale/mpc8641hpcn/ddr.c
+++ /dev/null
@@ -1,107 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright 2008,2011 Freescale Semiconductor, Inc.
- */
-
-#include <common.h>
-
-#include <fsl_ddr_sdram.h>
-#include <fsl_ddr_dimm_params.h>
-
-struct board_specific_parameters {
- u32 n_ranks;
- u32 datarate_mhz_high;
- u32 clk_adjust;
- u32 cpo;
- u32 write_data_delay;
-};
-
-/*
- * This table contains all valid speeds we want to override with board
- * specific parameters. datarate_mhz_high values need to be in ascending order
- * for each n_ranks group.
- */
-const struct board_specific_parameters dimm0[] = {
- /*
- * memory controller 0
- * num| hi| clk| cpo|wrdata|2T
- * ranks| mhz|adjst| | delay|
- */
- {4, 333, 7, 7, 3},
- {4, 549, 7, 9, 3},
- {4, 650, 7, 10, 4},
- {2, 333, 7, 7, 3},
- {2, 549, 7, 9, 3},
- {2, 650, 7, 10, 4},
- {1, 333, 7, 7, 3},
- {1, 549, 7, 9, 3},
- {1, 650, 7, 10, 4},
- {}
-};
-
-/*
- * The two slots have slightly different timing. The center values are good
- * for both slots. We use identical speed tables for them. In future use, if
- * DIMMs have fewer center values that require two separated tables, copy the
- * udimm0 table to udimm1 and make changes to clk_adjust and wrlvl_start.
- */
-const struct board_specific_parameters *dimms[] = {
- dimm0,
- dimm0,
-};
-
-void fsl_ddr_board_options(memctl_options_t *popts,
- dimm_params_t *pdimm,
- unsigned int ctrl_num)
-{
- const struct board_specific_parameters *pbsp, *pbsp_highest = NULL;
- unsigned int i;
- ulong ddr_freq;
-
- if (ctrl_num > 1) {
- printf("Wrong parameter for controller number %d", ctrl_num);
- return;
- }
- for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) {
- if (pdimm[i].n_ranks)
- break;
- }
- if (i >= CONFIG_DIMM_SLOTS_PER_CTLR) /* no DIMM */
- return;
-
- pbsp = dimms[ctrl_num];
-
- /* Get clk_adjust, cpo, write_data_delay, according to the board ddr
- * freqency and n_banks specified in board_specific_parameters table.
- */
- ddr_freq = get_ddr_freq(0) / 1000000;
- while (pbsp->datarate_mhz_high) {
- if (pbsp->n_ranks == pdimm[i].n_ranks) {
- if (ddr_freq <= pbsp->datarate_mhz_high) {
- popts->clk_adjust = pbsp->clk_adjust;
- popts->cpo_override = pbsp->cpo;
- popts->write_data_delay =
- pbsp->write_data_delay;
- goto found;
- }
- pbsp_highest = pbsp;
- }
- pbsp++;
- }
-
- if (pbsp_highest) {
- printf("Error: board specific timing not found "
- "for data rate %lu MT/s!\n"
- "Trying to use the highest speed (%u) parameters\n",
- ddr_freq, pbsp_highest->datarate_mhz_high);
- popts->clk_adjust = pbsp_highest->clk_adjust;
- popts->cpo_override = pbsp_highest->cpo;
- popts->write_data_delay = pbsp_highest->write_data_delay;
- } else {
- panic("DIMM is not supported by this board");
- }
-
-found:
- /* 2T timing enable */
- popts->twot_en = 1;
-}