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 	.dram_addrw =
85 		(CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_COLBITS <<
86 			SDR_CTRLGRP_DRAMADDRW_COLBITS_LSB)		|
87 		(CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_ROWBITS <<
88 			SDR_CTRLGRP_DRAMADDRW_ROWBITS_LSB)		|
89 		(CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_BANKBITS <<
90 			SDR_CTRLGRP_DRAMADDRW_BANKBITS_LSB)		|
91 		((CONFIG_HPS_SDR_CTRLCFG_DRAMADDRW_CSBITS - 1) <<
92 			SDR_CTRLGRP_DRAMADDRW_CSBITS_LSB),
93 	.dram_if_width =
94 		(CONFIG_HPS_SDR_CTRLCFG_DRAMIFWIDTH_IFWIDTH <<
95 			SDR_CTRLGRP_DRAMIFWIDTH_IFWIDTH_LSB),
96 	.dram_dev_width =
97 		(CONFIG_HPS_SDR_CTRLCFG_DRAMDEVWIDTH_DEVWIDTH <<
98 			SDR_CTRLGRP_DRAMDEVWIDTH_DEVWIDTH_LSB),
99 	.dram_intr =
100 		(CONFIG_HPS_SDR_CTRLCFG_DRAMINTR_INTREN <<
101 			SDR_CTRLGRP_DRAMINTR_INTREN_LSB),
102 	.lowpwr_eq =
103 		(CONFIG_HPS_SDR_CTRLCFG_LOWPWREQ_SELFRFSHMASK <<
104 			SDR_CTRLGRP_LOWPWREQ_SELFRFSHMASK_LSB),
105 	.static_cfg =
106 		(CONFIG_HPS_SDR_CTRLCFG_STATICCFG_MEMBL <<
107 			SDR_CTRLGRP_STATICCFG_MEMBL_LSB)		|
108 		(CONFIG_HPS_SDR_CTRLCFG_STATICCFG_USEECCASDATA <<
109 			SDR_CTRLGRP_STATICCFG_USEECCASDATA_LSB),
110 	.ctrl_width =
111 		(CONFIG_HPS_SDR_CTRLCFG_CTRLWIDTH_CTRLWIDTH <<
112 			SDR_CTRLGRP_CTRLWIDTH_CTRLWIDTH_LSB),
113 	.cport_width =
114 		(CONFIG_HPS_SDR_CTRLCFG_CPORTWIDTH_CPORTWIDTH <<
115 			SDR_CTRLGRP_CPORTWIDTH_CMDPORTWIDTH_LSB),
116 	.cport_wmap =
117 		(CONFIG_HPS_SDR_CTRLCFG_CPORTWMAP_CPORTWMAP <<
118 			SDR_CTRLGRP_CPORTWMAP_CPORTWFIFOMAP_LSB),
119 	.cport_rmap =
120 		(CONFIG_HPS_SDR_CTRLCFG_CPORTRMAP_CPORTRMAP <<
121 			SDR_CTRLGRP_CPORTRMAP_CPORTRFIFOMAP_LSB),
122 	.rfifo_cmap =
123 		(CONFIG_HPS_SDR_CTRLCFG_RFIFOCMAP_RFIFOCMAP <<
124 			SDR_CTRLGRP_RFIFOCMAP_RFIFOCPORTMAP_LSB),
125 	.wfifo_cmap =
126 		(CONFIG_HPS_SDR_CTRLCFG_WFIFOCMAP_WFIFOCMAP <<
127 			SDR_CTRLGRP_WFIFOCMAP_WFIFOCPORTMAP_LSB),
128 	.cport_rdwr =
129 		(CONFIG_HPS_SDR_CTRLCFG_CPORTRDWR_CPORTRDWR <<
130 			SDR_CTRLGRP_CPORTRDWR_CPORTRDWR_LSB),
131 	.port_cfg =
132 		(CONFIG_HPS_SDR_CTRLCFG_PORTCFG_AUTOPCHEN <<
133 			SDR_CTRLGRP_PORTCFG_AUTOPCHEN_LSB),
134 	.fpgaport_rst = CONFIG_HPS_SDR_CTRLCFG_FPGAPORTRST,
135 	.fifo_cfg =
136 		(CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE <<
137 			SDR_CTRLGRP_FIFOCFG_SYNCMODE_LSB)		|
138 		(CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC <<
139 			SDR_CTRLGRP_FIFOCFG_INCSYNC_LSB),
140 	.mp_priority =
141 		(CONFIG_HPS_SDR_CTRLCFG_MPPRIORITY_USERPRIORITY <<
142 			SDR_CTRLGRP_MPPRIORITY_USERPRIORITY_LSB),
143 	.mp_weight0 =
144 		(CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_0_STATICWEIGHT_31_0 <<
145 			SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_0_STATICWEIGHT_31_0_LSB),
146 	.mp_weight1 =
147 		(CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_STATICWEIGHT_49_32 <<
148 			SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_STATICWEIGHT_49_32_LSB) |
149 		(CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_SUMOFWEIGHT_13_0 <<
150 			SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_SUMOFWEIGHTS_13_0_LSB),
151 	.mp_weight2 =
152 		(CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_2_SUMOFWEIGHT_45_14 <<
153 			SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_2_SUMOFWEIGHTS_45_14_LSB),
154 	.mp_weight3 =
155 		(CONFIG_HPS_SDR_CTRLCFG_MPWIEIGHT_3_SUMOFWEIGHT_63_46 <<
156 			SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_3_SUMOFWEIGHTS_63_46_LSB),
157 	.mp_pacing0 =
158 		(CONFIG_HPS_SDR_CTRLCFG_MPPACING_0_THRESHOLD1_31_0 <<
159 			SDR_CTRLGRP_MPPACING_MPPACING_0_THRESHOLD1_31_0_LSB),
160 	.mp_pacing1 =
161 		(CONFIG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD1_59_32 <<
162 			SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD1_59_32_LSB) |
163 		(CONFIG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD2_3_0 <<
164 			SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD2_3_0_LSB),
165 	.mp_pacing2 =
166 		(CONFIG_HPS_SDR_CTRLCFG_MPPACING_2_THRESHOLD2_35_4 <<
167 			SDR_CTRLGRP_MPPACING_MPPACING_2_THRESHOLD2_35_4_LSB),
168 	.mp_pacing3 =
169 		(CONFIG_HPS_SDR_CTRLCFG_MPPACING_3_THRESHOLD2_59_36 <<
170 			SDR_CTRLGRP_MPPACING_MPPACING_3_THRESHOLD2_59_36_LSB),
171 	.mp_threshold0 =
172 		(CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0 <<
173 			SDR_CTRLGRP_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0_LSB),
174 	.mp_threshold1 =
175 		(CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32 <<
176 			SDR_CTRLGRP_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32_LSB),
177 	.mp_threshold2 =
178 		(CONFIG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64 <<
179 			SDR_CTRLGRP_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64_LSB),
180 	.phy_ctrl0 = CONFIG_HPS_SDR_CTRLCFG_PHYCTRL_PHYCTRL_0,
181 };
182 
183 static const struct socfpga_sdram_rw_mgr_config rw_mgr_config = {
184 	.activate_0_and_1		= RW_MGR_ACTIVATE_0_AND_1,
185 	.activate_0_and_1_wait1		= RW_MGR_ACTIVATE_0_AND_1_WAIT1,
186 	.activate_0_and_1_wait2		= RW_MGR_ACTIVATE_0_AND_1_WAIT2,
187 	.activate_1			= RW_MGR_ACTIVATE_1,
188 	.clear_dqs_enable		= RW_MGR_CLEAR_DQS_ENABLE,
189 	.guaranteed_read		= RW_MGR_GUARANTEED_READ,
190 	.guaranteed_read_cont		= RW_MGR_GUARANTEED_READ_CONT,
191 	.guaranteed_write		= RW_MGR_GUARANTEED_WRITE,
192 	.guaranteed_write_wait0		= RW_MGR_GUARANTEED_WRITE_WAIT0,
193 	.guaranteed_write_wait1		= RW_MGR_GUARANTEED_WRITE_WAIT1,
194 	.guaranteed_write_wait2		= RW_MGR_GUARANTEED_WRITE_WAIT2,
195 	.guaranteed_write_wait3		= RW_MGR_GUARANTEED_WRITE_WAIT3,
196 	.idle				= RW_MGR_IDLE,
197 	.idle_loop1			= RW_MGR_IDLE_LOOP1,
198 	.idle_loop2			= RW_MGR_IDLE_LOOP2,
199 	.init_reset_0_cke_0		= RW_MGR_INIT_RESET_0_CKE_0,
200 	.init_reset_1_cke_0		= RW_MGR_INIT_RESET_1_CKE_0,
201 	.lfsr_wr_rd_bank_0		= RW_MGR_LFSR_WR_RD_BANK_0,
202 	.lfsr_wr_rd_bank_0_data		= RW_MGR_LFSR_WR_RD_BANK_0_DATA,
203 	.lfsr_wr_rd_bank_0_dqs		= RW_MGR_LFSR_WR_RD_BANK_0_DQS,
204 	.lfsr_wr_rd_bank_0_nop		= RW_MGR_LFSR_WR_RD_BANK_0_NOP,
205 	.lfsr_wr_rd_bank_0_wait		= RW_MGR_LFSR_WR_RD_BANK_0_WAIT,
206 	.lfsr_wr_rd_bank_0_wl_1		= RW_MGR_LFSR_WR_RD_BANK_0_WL_1,
207 	.lfsr_wr_rd_dm_bank_0		= RW_MGR_LFSR_WR_RD_DM_BANK_0,
208 	.lfsr_wr_rd_dm_bank_0_data	= RW_MGR_LFSR_WR_RD_DM_BANK_0_DATA,
209 	.lfsr_wr_rd_dm_bank_0_dqs	= RW_MGR_LFSR_WR_RD_DM_BANK_0_DQS,
210 	.lfsr_wr_rd_dm_bank_0_nop	= RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP,
211 	.lfsr_wr_rd_dm_bank_0_wait	= RW_MGR_LFSR_WR_RD_DM_BANK_0_WAIT,
212 	.lfsr_wr_rd_dm_bank_0_wl_1	= RW_MGR_LFSR_WR_RD_DM_BANK_0_WL_1,
213 	.mrs0_dll_reset			= RW_MGR_MRS0_DLL_RESET,
214 	.mrs0_dll_reset_mirr		= RW_MGR_MRS0_DLL_RESET_MIRR,
215 	.mrs0_user			= RW_MGR_MRS0_USER,
216 	.mrs0_user_mirr			= RW_MGR_MRS0_USER_MIRR,
217 	.mrs1				= RW_MGR_MRS1,
218 	.mrs1_mirr			= RW_MGR_MRS1_MIRR,
219 	.mrs2				= RW_MGR_MRS2,
220 	.mrs2_mirr			= RW_MGR_MRS2_MIRR,
221 	.mrs3				= RW_MGR_MRS3,
222 	.mrs3_mirr			= RW_MGR_MRS3_MIRR,
223 	.precharge_all			= RW_MGR_PRECHARGE_ALL,
224 	.read_b2b			= RW_MGR_READ_B2B,
225 	.read_b2b_wait1			= RW_MGR_READ_B2B_WAIT1,
226 	.read_b2b_wait2			= RW_MGR_READ_B2B_WAIT2,
227 	.refresh_all			= RW_MGR_REFRESH_ALL,
228 	.rreturn			= RW_MGR_RETURN,
229 	.sgle_read			= RW_MGR_SGLE_READ,
230 	.zqcl				= RW_MGR_ZQCL,
231 
232 	.true_mem_data_mask_width	= RW_MGR_TRUE_MEM_DATA_MASK_WIDTH,
233 	.mem_address_mirroring		= RW_MGR_MEM_ADDRESS_MIRRORING,
234 	.mem_data_mask_width		= RW_MGR_MEM_DATA_MASK_WIDTH,
235 	.mem_data_width			= RW_MGR_MEM_DATA_WIDTH,
236 	.mem_dq_per_read_dqs		= RW_MGR_MEM_DQ_PER_READ_DQS,
237 	.mem_dq_per_write_dqs		= RW_MGR_MEM_DQ_PER_WRITE_DQS,
238 	.mem_if_read_dqs_width		= RW_MGR_MEM_IF_READ_DQS_WIDTH,
239 	.mem_if_write_dqs_width		= RW_MGR_MEM_IF_WRITE_DQS_WIDTH,
240 	.mem_number_of_cs_per_dimm	= RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM,
241 	.mem_number_of_ranks		= RW_MGR_MEM_NUMBER_OF_RANKS,
242 	.mem_virtual_groups_per_read_dqs =
243 		RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS,
244 	.mem_virtual_groups_per_write_dqs =
245 		RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS,
246 };
247 
248 struct socfpga_sdram_io_config io_config = {
249 	.delay_per_dchain_tap		= IO_DELAY_PER_DCHAIN_TAP,
250 	.delay_per_dqs_en_dchain_tap	= IO_DELAY_PER_DQS_EN_DCHAIN_TAP,
251 	.delay_per_opa_tap		= IO_DELAY_PER_OPA_TAP,
252 	.dll_chain_length		= IO_DLL_CHAIN_LENGTH,
253 	.dqdqs_out_phase_max		= IO_DQDQS_OUT_PHASE_MAX,
254 	.dqs_en_delay_max		= IO_DQS_EN_DELAY_MAX,
255 	.dqs_en_delay_offset		= IO_DQS_EN_DELAY_OFFSET,
256 	.dqs_en_phase_max		= IO_DQS_EN_PHASE_MAX,
257 	.dqs_in_delay_max		= IO_DQS_IN_DELAY_MAX,
258 	.dqs_in_reserve			= IO_DQS_IN_RESERVE,
259 	.dqs_out_reserve		= IO_DQS_OUT_RESERVE,
260 	.io_in_delay_max		= IO_IO_IN_DELAY_MAX,
261 	.io_out1_delay_max		= IO_IO_OUT1_DELAY_MAX,
262 	.io_out2_delay_max		= IO_IO_OUT2_DELAY_MAX,
263 	.shift_dqs_en_when_shift_dqs	= IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS,
264 };
265 
266 struct socfpga_sdram_misc_config misc_config = {
267 	.afi_rate_ratio			= AFI_RATE_RATIO,
268 	.calib_lfifo_offset		= CALIB_LFIFO_OFFSET,
269 	.calib_vfifo_offset		= CALIB_VFIFO_OFFSET,
270 	.enable_super_quick_calibration	= ENABLE_SUPER_QUICK_CALIBRATION,
271 	.max_latency_count_width	= MAX_LATENCY_COUNT_WIDTH,
272 	.read_valid_fifo_size		= READ_VALID_FIFO_SIZE,
273 	.reg_file_init_seq_signature	= REG_FILE_INIT_SEQ_SIGNATURE,
274 	.tinit_cntr0_val		= TINIT_CNTR0_VAL,
275 	.tinit_cntr1_val		= TINIT_CNTR1_VAL,
276 	.tinit_cntr2_val		= TINIT_CNTR2_VAL,
277 	.treset_cntr0_val		= TRESET_CNTR0_VAL,
278 	.treset_cntr1_val		= TRESET_CNTR1_VAL,
279 	.treset_cntr2_val		= TRESET_CNTR2_VAL,
280 };
281 
282 const struct socfpga_sdram_config *socfpga_get_sdram_config(void)
283 {
284 	return &sdram_config;
285 }
286 
287 void socfpga_get_seq_ac_init(const u32 **init, unsigned int *nelem)
288 {
289 	*init = ac_rom_init;
290 	*nelem = ARRAY_SIZE(ac_rom_init);
291 }
292 
293 void socfpga_get_seq_inst_init(const u32 **init, unsigned int *nelem)
294 {
295 	*init = inst_rom_init;
296 	*nelem = ARRAY_SIZE(inst_rom_init);
297 }
298 
299 const struct socfpga_sdram_rw_mgr_config *socfpga_get_sdram_rwmgr_config(void)
300 {
301 	return &rw_mgr_config;
302 }
303 
304 const struct socfpga_sdram_io_config *socfpga_get_sdram_io_config(void)
305 {
306 	return &io_config;
307 }
308 
309 const struct socfpga_sdram_misc_config *socfpga_get_sdram_misc_config(void)
310 {
311 	return &misc_config;
312 }
313