1 /* 2 * Copyright (C) 2015 Marek Vasut <marex@denx.de> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <errno.h> 9 #include <asm/arch/sdram.h> 10 11 /* Board-specific header. */ 12 #include <qts/sdram_config.h> 13 14 static const struct socfpga_sdram_config sdram_config = { 15 .ctrl_cfg = 16 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_MEMTYPE << 17 SDR_CTRLGRP_CTRLCFG_MEMTYPE_LSB) | 18 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_MEMBL << 19 SDR_CTRLGRP_CTRLCFG_MEMBL_LSB) | 20 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_ADDRORDER << 21 SDR_CTRLGRP_CTRLCFG_ADDRORDER_LSB) | 22 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_ECCEN << 23 SDR_CTRLGRP_CTRLCFG_ECCEN_LSB) | 24 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_ECCCORREN << 25 SDR_CTRLGRP_CTRLCFG_ECCCORREN_LSB) | 26 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_REORDEREN << 27 SDR_CTRLGRP_CTRLCFG_REORDEREN_LSB) | 28 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_STARVELIMIT << 29 SDR_CTRLGRP_CTRLCFG_STARVELIMIT_LSB) | 30 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_DQSTRKEN << 31 SDR_CTRLGRP_CTRLCFG_DQSTRKEN_LSB) | 32 (CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_NODMPINS << 33 SDR_CTRLGRP_CTRLCFG_NODMPINS_LSB), 34 .dram_timing1 = 35 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCWL << 36 SDR_CTRLGRP_DRAMTIMING1_TCWL_LSB) | 37 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_AL << 38 SDR_CTRLGRP_DRAMTIMING1_TAL_LSB) | 39 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCL << 40 SDR_CTRLGRP_DRAMTIMING1_TCL_LSB) | 41 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRRD << 42 SDR_CTRLGRP_DRAMTIMING1_TRRD_LSB) | 43 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_TFAW << 44 SDR_CTRLGRP_DRAMTIMING1_TFAW_LSB) | 45 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRFC << 46 SDR_CTRLGRP_DRAMTIMING1_TRFC_LSB), 47 .dram_timing2 = 48 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TREFI << 49 SDR_CTRLGRP_DRAMTIMING2_TREFI_LSB) | 50 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRCD << 51 SDR_CTRLGRP_DRAMTIMING2_TRCD_LSB) | 52 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRP << 53 SDR_CTRLGRP_DRAMTIMING2_TRP_LSB) | 54 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWR << 55 SDR_CTRLGRP_DRAMTIMING2_TWR_LSB) | 56 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWTR << 57 SDR_CTRLGRP_DRAMTIMING2_TWTR_LSB), 58 .dram_timing3 = 59 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRTP << 60 SDR_CTRLGRP_DRAMTIMING3_TRTP_LSB) | 61 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRAS << 62 SDR_CTRLGRP_DRAMTIMING3_TRAS_LSB) | 63 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRC << 64 SDR_CTRLGRP_DRAMTIMING3_TRC_LSB) | 65 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TMRD << 66 SDR_CTRLGRP_DRAMTIMING3_TMRD_LSB) | 67 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TCCD << 68 SDR_CTRLGRP_DRAMTIMING3_TCCD_LSB), 69 .dram_timing4 = 70 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_SELFRFSHEXIT << 71 SDR_CTRLGRP_DRAMTIMING4_SELFRFSHEXIT_LSB) | 72 (CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_PWRDOWNEXIT << 73 SDR_CTRLGRP_DRAMTIMING4_PWRDOWNEXIT_LSB), 74 .lowpwr_timing = 75 (CONFIG_HPS_SDR_CTRLCFG_LOWPWRTIMING_AUTOPDCYCLES << 76 SDR_CTRLGRP_LOWPWRTIMING_AUTOPDCYCLES_LSB) | 77 (CONFIG_HPS_SDR_CTRLCFG_LOWPWRTIMING_CLKDISABLECYCLES << 78 SDR_CTRLGRP_LOWPWRTIMING_CLKDISABLECYCLES_LSB), 79 .dram_odt = 80 (CONFIG_HPS_SDR_CTRLCFG_DRAMODT_READ << 81 SDR_CTRLGRP_DRAMODT_READ_LSB) | 82 (CONFIG_HPS_SDR_CTRLCFG_DRAMODT_WRITE << 83 SDR_CTRLGRP_DRAMODT_WRITE_LSB), 84 .extratime1 = 85 (CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR << 86 SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_LSB) | 87 (CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC << 88 SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_BC_LSB) | 89 (CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_CHIP << 90 SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_DIFF_LSB), 91 .dram_addrw = 92 (CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_COLBITS << 93 SDR_CTRLGRP_DRAMADDRW_COLBITS_LSB) | 94 (CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_ROWBITS << 95 SDR_CTRLGRP_DRAMADDRW_ROWBITS_LSB) | 96 (CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_BANKBITS << 97 SDR_CTRLGRP_DRAMADDRW_BANKBITS_LSB) | 98 ((CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_CSBITS - 1) << 99 SDR_CTRLGRP_DRAMADDRW_CSBITS_LSB), 100 .dram_if_width = 101 (CONFIG_HPS_SDR_CTRLCFG_DRAMIFWIDTH_IFWIDTH << 102 SDR_CTRLGRP_DRAMIFWIDTH_IFWIDTH_LSB), 103 .dram_dev_width = 104 (CONFIG_HPS_SDR_CTRLCFG_DRAMDEVWIDTH_DEVWIDTH << 105 SDR_CTRLGRP_DRAMDEVWIDTH_DEVWIDTH_LSB), 106 .dram_intr = 107 (CONFIG_HPS_SDR_CTRLCFG_DRAMINTR_INTREN << 108 SDR_CTRLGRP_DRAMINTR_INTREN_LSB), 109 .lowpwr_eq = 110 (CONFIG_HPS_SDR_CTRLCFG_LOWPWREQ_SELFRFSHMASK << 111 SDR_CTRLGRP_LOWPWREQ_SELFRFSHMASK_LSB), 112 .static_cfg = 113 (CONFIG_HPS_SDR_CTRLCFG_STATICCFG_MEMBL << 114 SDR_CTRLGRP_STATICCFG_MEMBL_LSB) | 115 (CONFIG_HPS_SDR_CTRLCFG_STATICCFG_USEECCASDATA << 116 SDR_CTRLGRP_STATICCFG_USEECCASDATA_LSB), 117 .ctrl_width = 118 (CONFIG_HPS_SDR_CTRLCFG_CTRLWIDTH_CTRLWIDTH << 119 SDR_CTRLGRP_CTRLWIDTH_CTRLWIDTH_LSB), 120 .cport_width = 121 (CONFIG_HPS_SDR_CTRLCFG_CPORTWIDTH_CPORTWIDTH << 122 SDR_CTRLGRP_CPORTWIDTH_CMDPORTWIDTH_LSB), 123 .cport_wmap = 124 (CONFIG_HPS_SDR_CTRLCFG_CPORTWMAP_CPORTWMAP << 125 SDR_CTRLGRP_CPORTWMAP_CPORTWFIFOMAP_LSB), 126 .cport_rmap = 127 (CONFIG_HPS_SDR_CTRLCFG_CPORTRMAP_CPORTRMAP << 128 SDR_CTRLGRP_CPORTRMAP_CPORTRFIFOMAP_LSB), 129 .rfifo_cmap = 130 (CONFIG_HPS_SDR_CTRLCFG_RFIFOCMAP_RFIFOCMAP << 131 SDR_CTRLGRP_RFIFOCMAP_RFIFOCPORTMAP_LSB), 132 .wfifo_cmap = 133 (CONFIG_HPS_SDR_CTRLCFG_WFIFOCMAP_WFIFOCMAP << 134 SDR_CTRLGRP_WFIFOCMAP_WFIFOCPORTMAP_LSB), 135 .cport_rdwr = 136 (CONFIG_HPS_SDR_CTRLCFG_CPORTRDWR_CPORTRDWR << 137 SDR_CTRLGRP_CPORTRDWR_CPORTRDWR_LSB), 138 .port_cfg = 139 (CONFIG_HPS_SDR_CTRLCFG_PORTCFG_AUTOPCHEN << 140 SDR_CTRLGRP_PORTCFG_AUTOPCHEN_LSB), 141 .fpgaport_rst = CONFIG_HPS_SDR_CTRLCFG_FPGAPORTRST, 142 .fifo_cfg = 143 (CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE << 144 SDR_CTRLGRP_FIFOCFG_SYNCMODE_LSB) | 145 (CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC << 146 SDR_CTRLGRP_FIFOCFG_INCSYNC_LSB), 147 .mp_priority = 148 (CONFIG_HPS_SDR_CTRLCFG_MPPRIORITY_USERPRIORITY << 149 SDR_CTRLGRP_MPPRIORITY_USERPRIORITY_LSB), 150 .mp_weight0 = 151 (CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_0_STATICWEIGHT_31_0 << 152 SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_0_STATICWEIGHT_31_0_LSB), 153 .mp_weight1 = 154 (CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_STATICWEIGHT_49_32 << 155 SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_STATICWEIGHT_49_32_LSB) | 156 (CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_SUMOFWEIGHT_13_0 << 157 SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_SUMOFWEIGHTS_13_0_LSB), 158 .mp_weight2 = 159 (CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_2_SUMOFWEIGHT_45_14 << 160 SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_2_SUMOFWEIGHTS_45_14_LSB), 161 .mp_weight3 = 162 (CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_3_SUMOFWEIGHT_63_46 << 163 SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_3_SUMOFWEIGHTS_63_46_LSB), 164 .mp_pacing0 = 165 (CONFIG_HPS_SDR_CTRLCFG_MPPACING_0_THRESHOLD1_31_0 << 166 SDR_CTRLGRP_MPPACING_MPPACING_0_THRESHOLD1_31_0_LSB), 167 .mp_pacing1 = 168 (CONFIG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD1_59_32 << 169 SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD1_59_32_LSB) | 170 (CONFIG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD2_3_0 << 171 SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD2_3_0_LSB), 172 .mp_pacing2 = 173 (CONFIG_HPS_SDR_CTRLCFG_MPPACING_2_THRESHOLD2_35_4 << 174 SDR_CTRLGRP_MPPACING_MPPACING_2_THRESHOLD2_35_4_LSB), 175 .mp_pacing3 = 176 (CONFIG_HPS_SDR_CTRLCFG_MPPACING_3_THRESHOLD2_59_36 << 177 SDR_CTRLGRP_MPPACING_MPPACING_3_THRESHOLD2_59_36_LSB), 178 .mp_threshold0 = 179 (CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0 << 180 SDR_CTRLGRP_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0_LSB), 181 .mp_threshold1 = 182 (CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32 << 183 SDR_CTRLGRP_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32_LSB), 184 .mp_threshold2 = 185 (CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64 << 186 SDR_CTRLGRP_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64_LSB), 187 .phy_ctrl0 = CONFIG_HPS_SDR_CTRLCFG_PHYCTRL_PHYCTRL_0, 188 }; 189 190 static const struct socfpga_sdram_rw_mgr_config rw_mgr_config = { 191 .activate_0_and_1 = RW_MGR_ACTIVATE_0_AND_1, 192 .activate_0_and_1_wait1 = RW_MGR_ACTIVATE_0_AND_1_WAIT1, 193 .activate_0_and_1_wait2 = RW_MGR_ACTIVATE_0_AND_1_WAIT2, 194 .activate_1 = RW_MGR_ACTIVATE_1, 195 .clear_dqs_enable = RW_MGR_CLEAR_DQS_ENABLE, 196 .guaranteed_read = RW_MGR_GUARANTEED_READ, 197 .guaranteed_read_cont = RW_MGR_GUARANTEED_READ_CONT, 198 .guaranteed_write = RW_MGR_GUARANTEED_WRITE, 199 .guaranteed_write_wait0 = RW_MGR_GUARANTEED_WRITE_WAIT0, 200 .guaranteed_write_wait1 = RW_MGR_GUARANTEED_WRITE_WAIT1, 201 .guaranteed_write_wait2 = RW_MGR_GUARANTEED_WRITE_WAIT2, 202 .guaranteed_write_wait3 = RW_MGR_GUARANTEED_WRITE_WAIT3, 203 .idle = RW_MGR_IDLE, 204 .idle_loop1 = RW_MGR_IDLE_LOOP1, 205 .idle_loop2 = RW_MGR_IDLE_LOOP2, 206 .init_reset_0_cke_0 = RW_MGR_INIT_RESET_0_CKE_0, 207 .init_reset_1_cke_0 = RW_MGR_INIT_RESET_1_CKE_0, 208 .lfsr_wr_rd_bank_0 = RW_MGR_LFSR_WR_RD_BANK_0, 209 .lfsr_wr_rd_bank_0_data = RW_MGR_LFSR_WR_RD_BANK_0_DATA, 210 .lfsr_wr_rd_bank_0_dqs = RW_MGR_LFSR_WR_RD_BANK_0_DQS, 211 .lfsr_wr_rd_bank_0_nop = RW_MGR_LFSR_WR_RD_BANK_0_NOP, 212 .lfsr_wr_rd_bank_0_wait = RW_MGR_LFSR_WR_RD_BANK_0_WAIT, 213 .lfsr_wr_rd_bank_0_wl_1 = RW_MGR_LFSR_WR_RD_BANK_0_WL_1, 214 .lfsr_wr_rd_dm_bank_0 = RW_MGR_LFSR_WR_RD_DM_BANK_0, 215 .lfsr_wr_rd_dm_bank_0_data = RW_MGR_LFSR_WR_RD_DM_BANK_0_DATA, 216 .lfsr_wr_rd_dm_bank_0_dqs = RW_MGR_LFSR_WR_RD_DM_BANK_0_DQS, 217 .lfsr_wr_rd_dm_bank_0_nop = RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP, 218 .lfsr_wr_rd_dm_bank_0_wait = RW_MGR_LFSR_WR_RD_DM_BANK_0_WAIT, 219 .lfsr_wr_rd_dm_bank_0_wl_1 = RW_MGR_LFSR_WR_RD_DM_BANK_0_WL_1, 220 .mrs0_dll_reset = RW_MGR_MRS0_DLL_RESET, 221 .mrs0_dll_reset_mirr = RW_MGR_MRS0_DLL_RESET_MIRR, 222 .mrs0_user = RW_MGR_MRS0_USER, 223 .mrs0_user_mirr = RW_MGR_MRS0_USER_MIRR, 224 .mrs1 = RW_MGR_MRS1, 225 .mrs1_mirr = RW_MGR_MRS1_MIRR, 226 .mrs2 = RW_MGR_MRS2, 227 .mrs2_mirr = RW_MGR_MRS2_MIRR, 228 .mrs3 = RW_MGR_MRS3, 229 .mrs3_mirr = RW_MGR_MRS3_MIRR, 230 .precharge_all = RW_MGR_PRECHARGE_ALL, 231 .read_b2b = RW_MGR_READ_B2B, 232 .read_b2b_wait1 = RW_MGR_READ_B2B_WAIT1, 233 .read_b2b_wait2 = RW_MGR_READ_B2B_WAIT2, 234 .refresh_all = RW_MGR_REFRESH_ALL, 235 .rreturn = RW_MGR_RETURN, 236 .sgle_read = RW_MGR_SGLE_READ, 237 .zqcl = RW_MGR_ZQCL, 238 239 .true_mem_data_mask_width = RW_MGR_TRUE_MEM_DATA_MASK_WIDTH, 240 .mem_address_mirroring = RW_MGR_MEM_ADDRESS_MIRRORING, 241 .mem_data_mask_width = RW_MGR_MEM_DATA_MASK_WIDTH, 242 .mem_data_width = RW_MGR_MEM_DATA_WIDTH, 243 .mem_dq_per_read_dqs = RW_MGR_MEM_DQ_PER_READ_DQS, 244 .mem_dq_per_write_dqs = RW_MGR_MEM_DQ_PER_WRITE_DQS, 245 .mem_if_read_dqs_width = RW_MGR_MEM_IF_READ_DQS_WIDTH, 246 .mem_if_write_dqs_width = RW_MGR_MEM_IF_WRITE_DQS_WIDTH, 247 .mem_number_of_cs_per_dimm = RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM, 248 .mem_number_of_ranks = RW_MGR_MEM_NUMBER_OF_RANKS, 249 .mem_virtual_groups_per_read_dqs = 250 RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS, 251 .mem_virtual_groups_per_write_dqs = 252 RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS, 253 }; 254 255 struct socfpga_sdram_io_config io_config = { 256 .delay_per_dchain_tap = IO_DELAY_PER_DCHAIN_TAP, 257 .delay_per_dqs_en_dchain_tap = IO_DELAY_PER_DQS_EN_DCHAIN_TAP, 258 .delay_per_opa_tap = IO_DELAY_PER_OPA_TAP, 259 .dll_chain_length = IO_DLL_CHAIN_LENGTH, 260 .dqdqs_out_phase_max = IO_DQDQS_OUT_PHASE_MAX, 261 .dqs_en_delay_max = IO_DQS_EN_DELAY_MAX, 262 .dqs_en_delay_offset = IO_DQS_EN_DELAY_OFFSET, 263 .dqs_en_phase_max = IO_DQS_EN_PHASE_MAX, 264 .dqs_in_delay_max = IO_DQS_IN_DELAY_MAX, 265 .dqs_in_reserve = IO_DQS_IN_RESERVE, 266 .dqs_out_reserve = IO_DQS_OUT_RESERVE, 267 .io_in_delay_max = IO_IO_IN_DELAY_MAX, 268 .io_out1_delay_max = IO_IO_OUT1_DELAY_MAX, 269 .io_out2_delay_max = IO_IO_OUT2_DELAY_MAX, 270 .shift_dqs_en_when_shift_dqs = IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS, 271 }; 272 273 struct socfpga_sdram_misc_config misc_config = { 274 .afi_rate_ratio = AFI_RATE_RATIO, 275 .calib_lfifo_offset = CALIB_LFIFO_OFFSET, 276 .calib_vfifo_offset = CALIB_VFIFO_OFFSET, 277 .enable_super_quick_calibration = ENABLE_SUPER_QUICK_CALIBRATION, 278 .max_latency_count_width = MAX_LATENCY_COUNT_WIDTH, 279 .read_valid_fifo_size = READ_VALID_FIFO_SIZE, 280 .reg_file_init_seq_signature = REG_FILE_INIT_SEQ_SIGNATURE, 281 .tinit_cntr0_val = TINIT_CNTR0_VAL, 282 .tinit_cntr1_val = TINIT_CNTR1_VAL, 283 .tinit_cntr2_val = TINIT_CNTR2_VAL, 284 .treset_cntr0_val = TRESET_CNTR0_VAL, 285 .treset_cntr1_val = TRESET_CNTR1_VAL, 286 .treset_cntr2_val = TRESET_CNTR2_VAL, 287 }; 288 289 const struct socfpga_sdram_config *socfpga_get_sdram_config(void) 290 { 291 return &sdram_config; 292 } 293 294 void socfpga_get_seq_ac_init(const u32 **init, unsigned int *nelem) 295 { 296 *init = ac_rom_init; 297 *nelem = ARRAY_SIZE(ac_rom_init); 298 } 299 300 void socfpga_get_seq_inst_init(const u32 **init, unsigned int *nelem) 301 { 302 *init = inst_rom_init; 303 *nelem = ARRAY_SIZE(inst_rom_init); 304 } 305 306 const struct socfpga_sdram_rw_mgr_config *socfpga_get_sdram_rwmgr_config(void) 307 { 308 return &rw_mgr_config; 309 } 310 311 const struct socfpga_sdram_io_config *socfpga_get_sdram_io_config(void) 312 { 313 return &io_config; 314 } 315 316 const struct socfpga_sdram_misc_config *socfpga_get_sdram_misc_config(void) 317 { 318 return &misc_config; 319 } 320