1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2015 Freescale Semiconductor, Inc.
9 extern void erratum_a008850_post(void);
11 struct board_specific_parameters {
13 u32 datarate_mhz_high;
25 * These tables contain all valid speeds we want to override with board
26 * specific parameters. datarate_mhz_high values need to be in ascending order
27 * for each n_ranks group.
29 static const struct board_specific_parameters udimm0[] = {
32 * num| hi| rank| clk| wrlvl | wrlvl | wrlvl | cpo |wrdata|2T
33 * ranks| mhz| GB |adjst| start | ctl2 | ctl3 | |delay |
35 #ifdef CONFIG_SYS_FSL_DDR4
36 {1, 1666, 0, 12, 7, 0x07090800, 0x00000000,},
37 {1, 1900, 0, 12, 7, 0x07090800, 0x00000000,},
38 {1, 2200, 0, 12, 7, 0x07090800, 0x00000000,},
43 static const struct board_specific_parameters *udimms[] = {
47 #ifndef CONFIG_SYS_DDR_RAW_TIMING
48 fsl_ddr_cfg_regs_t ddr_cfg_regs_1600 = {
49 .cs[0].bnds = 0x0000007F,
53 .cs[0].config = 0x80040322,
59 .timing_cfg_3 = 0x010C1000,
60 .timing_cfg_0 = 0x91550018,
61 .timing_cfg_1 = 0xBBB48C42,
62 .timing_cfg_2 = 0x0048C111,
63 .ddr_sdram_cfg = 0xC50C0008,
64 .ddr_sdram_cfg_2 = 0x00401100,
66 .ddr_sdram_mode = 0x03010210,
67 .ddr_sdram_mode_2 = 0,
68 .ddr_sdram_mode_3 = 0x00010210,
69 .ddr_sdram_mode_4 = 0,
70 .ddr_sdram_mode_5 = 0x00010210,
71 .ddr_sdram_mode_6 = 0,
72 .ddr_sdram_mode_7 = 0x00010210,
73 .ddr_sdram_mode_8 = 0,
74 .ddr_sdram_mode_9 = 0x00000500,
75 .ddr_sdram_mode_10 = 0x04000000,
76 .ddr_sdram_mode_11 = 0x00000400,
77 .ddr_sdram_mode_12 = 0x04000000,
78 .ddr_sdram_mode_13 = 0x00000400,
79 .ddr_sdram_mode_14 = 0x04000000,
80 .ddr_sdram_mode_15 = 0x00000400,
81 .ddr_sdram_mode_16 = 0x04000000,
82 .ddr_sdram_interval = 0x18600618,
83 .ddr_data_init = 0xDEADBEEF,
84 .ddr_sdram_clk_cntl = 0x03000000,
86 .ddr_init_ext_addr = 0,
87 .timing_cfg_4 = 0x00000002,
88 .timing_cfg_5 = 0x03401400,
90 .timing_cfg_7 = 0x13300000,
91 .timing_cfg_8 = 0x02115600,
93 .ddr_zq_cntl = 0x8A090705,
94 .ddr_wrlvl_cntl = 0x8675F607,
95 .ddr_wrlvl_cntl_2 = 0x07090800,
96 .ddr_wrlvl_cntl_3 = 0,
100 .ddr_cdr1 = 0x80040000,
101 .ddr_cdr2 = 0x0000A181,
106 .debug[28] = 0x00700046,
110 fixed_ddr_parm_t fixed_ddr_parm_0[] = {
111 {1550, 1650, &ddr_cfg_regs_1600},