4 * Copyright (C) 2009-2010 Texas Instruments, Inc.
6 * Aneesh V <aneesh@ti.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
15 #include <asm/types.h>
19 #define OMAP44XX_EMIF1 0x4c000000
20 #define OMAP44XX_EMIF2 0x4d000000
22 /* Registers shifts and masks */
25 #define OMAP44XX_REG_SCHEME_SHIFT 30
26 #define OMAP44XX_REG_SCHEME_MASK (0x3 << 30)
27 #define OMAP44XX_REG_MODULE_ID_SHIFT 16
28 #define OMAP44XX_REG_MODULE_ID_MASK (0xfff << 16)
29 #define OMAP44XX_REG_RTL_VERSION_SHIFT 11
30 #define OMAP44XX_REG_RTL_VERSION_MASK (0x1f << 11)
31 #define OMAP44XX_REG_MAJOR_REVISION_SHIFT 8
32 #define OMAP44XX_REG_MAJOR_REVISION_MASK (0x7 << 8)
33 #define OMAP44XX_REG_MINOR_REVISION_SHIFT 0
34 #define OMAP44XX_REG_MINOR_REVISION_MASK (0x3f << 0)
37 #define OMAP44XX_REG_BE_SHIFT 31
38 #define OMAP44XX_REG_BE_MASK (1 << 31)
39 #define OMAP44XX_REG_DUAL_CLK_MODE_SHIFT 30
40 #define OMAP44XX_REG_DUAL_CLK_MODE_MASK (1 << 30)
41 #define OMAP44XX_REG_FAST_INIT_SHIFT 29
42 #define OMAP44XX_REG_FAST_INIT_MASK (1 << 29)
43 #define OMAP44XX_REG_PHY_DLL_READY_SHIFT 2
44 #define OMAP44XX_REG_PHY_DLL_READY_MASK (1 << 2)
47 #define OMAP44XX_REG_SDRAM_TYPE_SHIFT 29
48 #define OMAP44XX_REG_SDRAM_TYPE_MASK (0x7 << 29)
49 #define OMAP44XX_REG_IBANK_POS_SHIFT 27
50 #define OMAP44XX_REG_IBANK_POS_MASK (0x3 << 27)
51 #define OMAP44XX_REG_DDR_TERM_SHIFT 24
52 #define OMAP44XX_REG_DDR_TERM_MASK (0x7 << 24)
53 #define OMAP44XX_REG_DDR2_DDQS_SHIFT 23
54 #define OMAP44XX_REG_DDR2_DDQS_MASK (1 << 23)
55 #define OMAP44XX_REG_DYN_ODT_SHIFT 21
56 #define OMAP44XX_REG_DYN_ODT_MASK (0x3 << 21)
57 #define OMAP44XX_REG_DDR_DISABLE_DLL_SHIFT 20
58 #define OMAP44XX_REG_DDR_DISABLE_DLL_MASK (1 << 20)
59 #define OMAP44XX_REG_SDRAM_DRIVE_SHIFT 18
60 #define OMAP44XX_REG_SDRAM_DRIVE_MASK (0x3 << 18)
61 #define OMAP44XX_REG_CWL_SHIFT 16
62 #define OMAP44XX_REG_CWL_MASK (0x3 << 16)
63 #define OMAP44XX_REG_NARROW_MODE_SHIFT 14
64 #define OMAP44XX_REG_NARROW_MODE_MASK (0x3 << 14)
65 #define OMAP44XX_REG_CL_SHIFT 10
66 #define OMAP44XX_REG_CL_MASK (0xf << 10)
67 #define OMAP44XX_REG_ROWSIZE_SHIFT 7
68 #define OMAP44XX_REG_ROWSIZE_MASK (0x7 << 7)
69 #define OMAP44XX_REG_IBANK_SHIFT 4
70 #define OMAP44XX_REG_IBANK_MASK (0x7 << 4)
71 #define OMAP44XX_REG_EBANK_SHIFT 3
72 #define OMAP44XX_REG_EBANK_MASK (1 << 3)
73 #define OMAP44XX_REG_PAGESIZE_SHIFT 0
74 #define OMAP44XX_REG_PAGESIZE_MASK (0x7 << 0)
77 #define OMAP44XX_REG_CS1NVMEN_SHIFT 30
78 #define OMAP44XX_REG_CS1NVMEN_MASK (1 << 30)
79 #define OMAP44XX_REG_EBANK_POS_SHIFT 27
80 #define OMAP44XX_REG_EBANK_POS_MASK (1 << 27)
81 #define OMAP44XX_REG_RDBNUM_SHIFT 4
82 #define OMAP44XX_REG_RDBNUM_MASK (0x3 << 4)
83 #define OMAP44XX_REG_RDBSIZE_SHIFT 0
84 #define OMAP44XX_REG_RDBSIZE_MASK (0x7 << 0)
87 #define OMAP44XX_REG_INITREF_DIS_SHIFT 31
88 #define OMAP44XX_REG_INITREF_DIS_MASK (1 << 31)
89 #define OMAP44XX_REG_SRT_SHIFT 29
90 #define OMAP44XX_REG_SRT_MASK (1 << 29)
91 #define OMAP44XX_REG_ASR_SHIFT 28
92 #define OMAP44XX_REG_ASR_MASK (1 << 28)
93 #define OMAP44XX_REG_PASR_SHIFT 24
94 #define OMAP44XX_REG_PASR_MASK (0x7 << 24)
95 #define OMAP44XX_REG_REFRESH_RATE_SHIFT 0
96 #define OMAP44XX_REG_REFRESH_RATE_MASK (0xffff << 0)
98 /* SDRAM_REF_CTRL_SHDW */
99 #define OMAP44XX_REG_REFRESH_RATE_SHDW_SHIFT 0
100 #define OMAP44XX_REG_REFRESH_RATE_SHDW_MASK (0xffff << 0)
103 #define OMAP44XX_REG_T_RP_SHIFT 25
104 #define OMAP44XX_REG_T_RP_MASK (0xf << 25)
105 #define OMAP44XX_REG_T_RCD_SHIFT 21
106 #define OMAP44XX_REG_T_RCD_MASK (0xf << 21)
107 #define OMAP44XX_REG_T_WR_SHIFT 17
108 #define OMAP44XX_REG_T_WR_MASK (0xf << 17)
109 #define OMAP44XX_REG_T_RAS_SHIFT 12
110 #define OMAP44XX_REG_T_RAS_MASK (0x1f << 12)
111 #define OMAP44XX_REG_T_RC_SHIFT 6
112 #define OMAP44XX_REG_T_RC_MASK (0x3f << 6)
113 #define OMAP44XX_REG_T_RRD_SHIFT 3
114 #define OMAP44XX_REG_T_RRD_MASK (0x7 << 3)
115 #define OMAP44XX_REG_T_WTR_SHIFT 0
116 #define OMAP44XX_REG_T_WTR_MASK (0x7 << 0)
118 /* SDRAM_TIM_1_SHDW */
119 #define OMAP44XX_REG_T_RP_SHDW_SHIFT 25
120 #define OMAP44XX_REG_T_RP_SHDW_MASK (0xf << 25)
121 #define OMAP44XX_REG_T_RCD_SHDW_SHIFT 21
122 #define OMAP44XX_REG_T_RCD_SHDW_MASK (0xf << 21)
123 #define OMAP44XX_REG_T_WR_SHDW_SHIFT 17
124 #define OMAP44XX_REG_T_WR_SHDW_MASK (0xf << 17)
125 #define OMAP44XX_REG_T_RAS_SHDW_SHIFT 12
126 #define OMAP44XX_REG_T_RAS_SHDW_MASK (0x1f << 12)
127 #define OMAP44XX_REG_T_RC_SHDW_SHIFT 6
128 #define OMAP44XX_REG_T_RC_SHDW_MASK (0x3f << 6)
129 #define OMAP44XX_REG_T_RRD_SHDW_SHIFT 3
130 #define OMAP44XX_REG_T_RRD_SHDW_MASK (0x7 << 3)
131 #define OMAP44XX_REG_T_WTR_SHDW_SHIFT 0
132 #define OMAP44XX_REG_T_WTR_SHDW_MASK (0x7 << 0)
135 #define OMAP44XX_REG_T_XP_SHIFT 28
136 #define OMAP44XX_REG_T_XP_MASK (0x7 << 28)
137 #define OMAP44XX_REG_T_ODT_SHIFT 25
138 #define OMAP44XX_REG_T_ODT_MASK (0x7 << 25)
139 #define OMAP44XX_REG_T_XSNR_SHIFT 16
140 #define OMAP44XX_REG_T_XSNR_MASK (0x1ff << 16)
141 #define OMAP44XX_REG_T_XSRD_SHIFT 6
142 #define OMAP44XX_REG_T_XSRD_MASK (0x3ff << 6)
143 #define OMAP44XX_REG_T_RTP_SHIFT 3
144 #define OMAP44XX_REG_T_RTP_MASK (0x7 << 3)
145 #define OMAP44XX_REG_T_CKE_SHIFT 0
146 #define OMAP44XX_REG_T_CKE_MASK (0x7 << 0)
148 /* SDRAM_TIM_2_SHDW */
149 #define OMAP44XX_REG_T_XP_SHDW_SHIFT 28
150 #define OMAP44XX_REG_T_XP_SHDW_MASK (0x7 << 28)
151 #define OMAP44XX_REG_T_ODT_SHDW_SHIFT 25
152 #define OMAP44XX_REG_T_ODT_SHDW_MASK (0x7 << 25)
153 #define OMAP44XX_REG_T_XSNR_SHDW_SHIFT 16
154 #define OMAP44XX_REG_T_XSNR_SHDW_MASK (0x1ff << 16)
155 #define OMAP44XX_REG_T_XSRD_SHDW_SHIFT 6
156 #define OMAP44XX_REG_T_XSRD_SHDW_MASK (0x3ff << 6)
157 #define OMAP44XX_REG_T_RTP_SHDW_SHIFT 3
158 #define OMAP44XX_REG_T_RTP_SHDW_MASK (0x7 << 3)
159 #define OMAP44XX_REG_T_CKE_SHDW_SHIFT 0
160 #define OMAP44XX_REG_T_CKE_SHDW_MASK (0x7 << 0)
163 #define OMAP44XX_REG_T_CKESR_SHIFT 21
164 #define OMAP44XX_REG_T_CKESR_MASK (0x7 << 21)
165 #define OMAP44XX_REG_ZQ_ZQCS_SHIFT 15
166 #define OMAP44XX_REG_ZQ_ZQCS_MASK (0x3f << 15)
167 #define OMAP44XX_REG_T_TDQSCKMAX_SHIFT 13
168 #define OMAP44XX_REG_T_TDQSCKMAX_MASK (0x3 << 13)
169 #define OMAP44XX_REG_T_RFC_SHIFT 4
170 #define OMAP44XX_REG_T_RFC_MASK (0x1ff << 4)
171 #define OMAP44XX_REG_T_RAS_MAX_SHIFT 0
172 #define OMAP44XX_REG_T_RAS_MAX_MASK (0xf << 0)
174 /* SDRAM_TIM_3_SHDW */
175 #define OMAP44XX_REG_T_CKESR_SHDW_SHIFT 21
176 #define OMAP44XX_REG_T_CKESR_SHDW_MASK (0x7 << 21)
177 #define OMAP44XX_REG_ZQ_ZQCS_SHDW_SHIFT 15
178 #define OMAP44XX_REG_ZQ_ZQCS_SHDW_MASK (0x3f << 15)
179 #define OMAP44XX_REG_T_TDQSCKMAX_SHDW_SHIFT 13
180 #define OMAP44XX_REG_T_TDQSCKMAX_SHDW_MASK (0x3 << 13)
181 #define OMAP44XX_REG_T_RFC_SHDW_SHIFT 4
182 #define OMAP44XX_REG_T_RFC_SHDW_MASK (0x1ff << 4)
183 #define OMAP44XX_REG_T_RAS_MAX_SHDW_SHIFT 0
184 #define OMAP44XX_REG_T_RAS_MAX_SHDW_MASK (0xf << 0)
187 #define OMAP44XX_REG_NVM_T_XP_SHIFT 28
188 #define OMAP44XX_REG_NVM_T_XP_MASK (0x7 << 28)
189 #define OMAP44XX_REG_NVM_T_WTR_SHIFT 24
190 #define OMAP44XX_REG_NVM_T_WTR_MASK (0x7 << 24)
191 #define OMAP44XX_REG_NVM_T_RP_SHIFT 20
192 #define OMAP44XX_REG_NVM_T_RP_MASK (0xf << 20)
193 #define OMAP44XX_REG_NVM_T_WRA_SHIFT 16
194 #define OMAP44XX_REG_NVM_T_WRA_MASK (0xf << 16)
195 #define OMAP44XX_REG_NVM_T_RRD_SHIFT 8
196 #define OMAP44XX_REG_NVM_T_RRD_MASK (0xff << 8)
197 #define OMAP44XX_REG_NVM_T_RCDMIN_SHIFT 0
198 #define OMAP44XX_REG_NVM_T_RCDMIN_MASK (0xff << 0)
200 /* LPDDR2_NVM_TIM_SHDW */
201 #define OMAP44XX_REG_NVM_T_XP_SHDW_SHIFT 28
202 #define OMAP44XX_REG_NVM_T_XP_SHDW_MASK (0x7 << 28)
203 #define OMAP44XX_REG_NVM_T_WTR_SHDW_SHIFT 24
204 #define OMAP44XX_REG_NVM_T_WTR_SHDW_MASK (0x7 << 24)
205 #define OMAP44XX_REG_NVM_T_RP_SHDW_SHIFT 20
206 #define OMAP44XX_REG_NVM_T_RP_SHDW_MASK (0xf << 20)
207 #define OMAP44XX_REG_NVM_T_WRA_SHDW_SHIFT 16
208 #define OMAP44XX_REG_NVM_T_WRA_SHDW_MASK (0xf << 16)
209 #define OMAP44XX_REG_NVM_T_RRD_SHDW_SHIFT 8
210 #define OMAP44XX_REG_NVM_T_RRD_SHDW_MASK (0xff << 8)
211 #define OMAP44XX_REG_NVM_T_RCDMIN_SHDW_SHIFT 0
212 #define OMAP44XX_REG_NVM_T_RCDMIN_SHDW_MASK (0xff << 0)
215 #define OMAP44XX_REG_IDLEMODE_SHIFT 30
216 #define OMAP44XX_REG_IDLEMODE_MASK (0x3 << 30)
217 #define OMAP44XX_REG_PD_TIM_SHIFT 12
218 #define OMAP44XX_REG_PD_TIM_MASK (0xf << 12)
219 #define OMAP44XX_REG_DPD_EN_SHIFT 11
220 #define OMAP44XX_REG_DPD_EN_MASK (1 << 11)
221 #define OMAP44XX_REG_LP_MODE_SHIFT 8
222 #define OMAP44XX_REG_LP_MODE_MASK (0x7 << 8)
223 #define OMAP44XX_REG_SR_TIM_SHIFT 4
224 #define OMAP44XX_REG_SR_TIM_MASK (0xf << 4)
225 #define OMAP44XX_REG_CS_TIM_SHIFT 0
226 #define OMAP44XX_REG_CS_TIM_MASK (0xf << 0)
228 /* PWR_MGMT_CTRL_SHDW */
229 #define OMAP44XX_REG_PD_TIM_SHDW_SHIFT 8
230 #define OMAP44XX_REG_PD_TIM_SHDW_MASK (0xf << 8)
231 #define OMAP44XX_REG_SR_TIM_SHDW_SHIFT 4
232 #define OMAP44XX_REG_SR_TIM_SHDW_MASK (0xf << 4)
233 #define OMAP44XX_REG_CS_TIM_SHDW_SHIFT 0
234 #define OMAP44XX_REG_CS_TIM_SHDW_MASK (0xf << 0)
236 /* LPDDR2_MODE_REG_DATA */
237 #define OMAP44XX_REG_VALUE_0_SHIFT 0
238 #define OMAP44XX_REG_VALUE_0_MASK (0x7f << 0)
240 /* LPDDR2_MODE_REG_CFG */
241 #define OMAP44XX_REG_CS_SHIFT 31
242 #define OMAP44XX_REG_CS_MASK (1 << 31)
243 #define OMAP44XX_REG_REFRESH_EN_SHIFT 30
244 #define OMAP44XX_REG_REFRESH_EN_MASK (1 << 30)
245 #define OMAP44XX_REG_ADDRESS_SHIFT 0
246 #define OMAP44XX_REG_ADDRESS_MASK (0xff << 0)
249 #define OMAP44XX_REG_SYS_THRESH_MAX_SHIFT 24
250 #define OMAP44XX_REG_SYS_THRESH_MAX_MASK (0xf << 24)
251 #define OMAP44XX_REG_LL_THRESH_MAX_SHIFT 16
252 #define OMAP44XX_REG_LL_THRESH_MAX_MASK (0xf << 16)
253 #define OMAP44XX_REG_PR_OLD_COUNT_SHIFT 0
254 #define OMAP44XX_REG_PR_OLD_COUNT_MASK (0xff << 0)
257 #define OMAP44XX_REG_SYS_BUS_WIDTH_SHIFT 30
258 #define OMAP44XX_REG_SYS_BUS_WIDTH_MASK (0x3 << 30)
259 #define OMAP44XX_REG_LL_BUS_WIDTH_SHIFT 28
260 #define OMAP44XX_REG_LL_BUS_WIDTH_MASK (0x3 << 28)
261 #define OMAP44XX_REG_WR_FIFO_DEPTH_SHIFT 8
262 #define OMAP44XX_REG_WR_FIFO_DEPTH_MASK (0xff << 8)
263 #define OMAP44XX_REG_CMD_FIFO_DEPTH_SHIFT 0
264 #define OMAP44XX_REG_CMD_FIFO_DEPTH_MASK (0xff << 0)
267 #define OMAP44XX_REG_RREG_FIFO_DEPTH_SHIFT 16
268 #define OMAP44XX_REG_RREG_FIFO_DEPTH_MASK (0xff << 16)
269 #define OMAP44XX_REG_RSD_FIFO_DEPTH_SHIFT 8
270 #define OMAP44XX_REG_RSD_FIFO_DEPTH_MASK (0xff << 8)
271 #define OMAP44XX_REG_RCMD_FIFO_DEPTH_SHIFT 0
272 #define OMAP44XX_REG_RCMD_FIFO_DEPTH_MASK (0xff << 0)
275 #define OMAP44XX_REG_TLEC_SHIFT 16
276 #define OMAP44XX_REG_TLEC_MASK (0xffff << 16)
277 #define OMAP44XX_REG_MT_SHIFT 14
278 #define OMAP44XX_REG_MT_MASK (1 << 14)
279 #define OMAP44XX_REG_ACT_CAP_EN_SHIFT 13
280 #define OMAP44XX_REG_ACT_CAP_EN_MASK (1 << 13)
281 #define OMAP44XX_REG_OPG_LD_SHIFT 12
282 #define OMAP44XX_REG_OPG_LD_MASK (1 << 12)
283 #define OMAP44XX_REG_RESET_PHY_SHIFT 10
284 #define OMAP44XX_REG_RESET_PHY_MASK (1 << 10)
285 #define OMAP44XX_REG_MMS_SHIFT 8
286 #define OMAP44XX_REG_MMS_MASK (1 << 8)
287 #define OMAP44XX_REG_MC_SHIFT 4
288 #define OMAP44XX_REG_MC_MASK (0x3 << 4)
289 #define OMAP44XX_REG_PC_SHIFT 1
290 #define OMAP44XX_REG_PC_MASK (0x7 << 1)
291 #define OMAP44XX_REG_TM_SHIFT 0
292 #define OMAP44XX_REG_TM_MASK (1 << 0)
294 /* IODFT_CTRL_MISR_RSLT */
295 #define OMAP44XX_REG_DQM_TLMR_SHIFT 16
296 #define OMAP44XX_REG_DQM_TLMR_MASK (0x3ff << 16)
297 #define OMAP44XX_REG_CTL_TLMR_SHIFT 0
298 #define OMAP44XX_REG_CTL_TLMR_MASK (0x7ff << 0)
300 /* IODFT_ADDR_MISR_RSLT */
301 #define OMAP44XX_REG_ADDR_TLMR_SHIFT 0
302 #define OMAP44XX_REG_ADDR_TLMR_MASK (0x1fffff << 0)
304 /* IODFT_DATA_MISR_RSLT_1 */
305 #define OMAP44XX_REG_DATA_TLMR_31_0_SHIFT 0
306 #define OMAP44XX_REG_DATA_TLMR_31_0_MASK (0xffffffff << 0)
308 /* IODFT_DATA_MISR_RSLT_2 */
309 #define OMAP44XX_REG_DATA_TLMR_63_32_SHIFT 0
310 #define OMAP44XX_REG_DATA_TLMR_63_32_MASK (0xffffffff << 0)
312 /* IODFT_DATA_MISR_RSLT_3 */
313 #define OMAP44XX_REG_DATA_TLMR_66_64_SHIFT 0
314 #define OMAP44XX_REG_DATA_TLMR_66_64_MASK (0x7 << 0)
317 #define OMAP44XX_REG_COUNTER1_SHIFT 0
318 #define OMAP44XX_REG_COUNTER1_MASK (0xffffffff << 0)
321 #define OMAP44XX_REG_COUNTER2_SHIFT 0
322 #define OMAP44XX_REG_COUNTER2_MASK (0xffffffff << 0)
325 #define OMAP44XX_REG_CNTR2_MCONNID_EN_SHIFT 31
326 #define OMAP44XX_REG_CNTR2_MCONNID_EN_MASK (1 << 31)
327 #define OMAP44XX_REG_CNTR2_REGION_EN_SHIFT 30
328 #define OMAP44XX_REG_CNTR2_REGION_EN_MASK (1 << 30)
329 #define OMAP44XX_REG_CNTR2_CFG_SHIFT 16
330 #define OMAP44XX_REG_CNTR2_CFG_MASK (0xf << 16)
331 #define OMAP44XX_REG_CNTR1_MCONNID_EN_SHIFT 15
332 #define OMAP44XX_REG_CNTR1_MCONNID_EN_MASK (1 << 15)
333 #define OMAP44XX_REG_CNTR1_REGION_EN_SHIFT 14
334 #define OMAP44XX_REG_CNTR1_REGION_EN_MASK (1 << 14)
335 #define OMAP44XX_REG_CNTR1_CFG_SHIFT 0
336 #define OMAP44XX_REG_CNTR1_CFG_MASK (0xf << 0)
339 #define OMAP44XX_REG_MCONNID2_SHIFT 24
340 #define OMAP44XX_REG_MCONNID2_MASK (0xff << 24)
341 #define OMAP44XX_REG_REGION_SEL2_SHIFT 16
342 #define OMAP44XX_REG_REGION_SEL2_MASK (0x3 << 16)
343 #define OMAP44XX_REG_MCONNID1_SHIFT 8
344 #define OMAP44XX_REG_MCONNID1_MASK (0xff << 8)
345 #define OMAP44XX_REG_REGION_SEL1_SHIFT 0
346 #define OMAP44XX_REG_REGION_SEL1_MASK (0x3 << 0)
349 #define OMAP44XX_REG_TOTAL_TIME_SHIFT 0
350 #define OMAP44XX_REG_TOTAL_TIME_MASK (0xffffffff << 0)
353 #define OMAP44XX_REG_READ_IDLE_LEN_SHIFT 16
354 #define OMAP44XX_REG_READ_IDLE_LEN_MASK (0xf << 16)
355 #define OMAP44XX_REG_READ_IDLE_INTERVAL_SHIFT 0
356 #define OMAP44XX_REG_READ_IDLE_INTERVAL_MASK (0x1ff << 0)
358 /* READ_IDLE_CTRL_SHDW */
359 #define OMAP44XX_REG_READ_IDLE_LEN_SHDW_SHIFT 16
360 #define OMAP44XX_REG_READ_IDLE_LEN_SHDW_MASK (0xf << 16)
361 #define OMAP44XX_REG_READ_IDLE_INTERVAL_SHDW_SHIFT 0
362 #define OMAP44XX_REG_READ_IDLE_INTERVAL_SHDW_MASK (0x1ff << 0)
365 #define OMAP44XX_REG_EOI_SHIFT 0
366 #define OMAP44XX_REG_EOI_MASK (1 << 0)
368 /* IRQSTATUS_RAW_SYS */
369 #define OMAP44XX_REG_DNV_SYS_SHIFT 2
370 #define OMAP44XX_REG_DNV_SYS_MASK (1 << 2)
371 #define OMAP44XX_REG_TA_SYS_SHIFT 1
372 #define OMAP44XX_REG_TA_SYS_MASK (1 << 1)
373 #define OMAP44XX_REG_ERR_SYS_SHIFT 0
374 #define OMAP44XX_REG_ERR_SYS_MASK (1 << 0)
376 /* IRQSTATUS_RAW_LL */
377 #define OMAP44XX_REG_DNV_LL_SHIFT 2
378 #define OMAP44XX_REG_DNV_LL_MASK (1 << 2)
379 #define OMAP44XX_REG_TA_LL_SHIFT 1
380 #define OMAP44XX_REG_TA_LL_MASK (1 << 1)
381 #define OMAP44XX_REG_ERR_LL_SHIFT 0
382 #define OMAP44XX_REG_ERR_LL_MASK (1 << 0)
388 /* IRQENABLE_SET_SYS */
389 #define OMAP44XX_REG_EN_DNV_SYS_SHIFT 2
390 #define OMAP44XX_REG_EN_DNV_SYS_MASK (1 << 2)
391 #define OMAP44XX_REG_EN_TA_SYS_SHIFT 1
392 #define OMAP44XX_REG_EN_TA_SYS_MASK (1 << 1)
393 #define OMAP44XX_REG_EN_ERR_SYS_SHIFT 0
394 #define OMAP44XX_REG_EN_ERR_SYS_MASK (1 << 0)
396 /* IRQENABLE_SET_LL */
397 #define OMAP44XX_REG_EN_DNV_LL_SHIFT 2
398 #define OMAP44XX_REG_EN_DNV_LL_MASK (1 << 2)
399 #define OMAP44XX_REG_EN_TA_LL_SHIFT 1
400 #define OMAP44XX_REG_EN_TA_LL_MASK (1 << 1)
401 #define OMAP44XX_REG_EN_ERR_LL_SHIFT 0
402 #define OMAP44XX_REG_EN_ERR_LL_MASK (1 << 0)
404 /* IRQENABLE_CLR_SYS */
406 /* IRQENABLE_CLR_LL */
409 #define OMAP44XX_REG_ZQ_CS1EN_SHIFT 31
410 #define OMAP44XX_REG_ZQ_CS1EN_MASK (1 << 31)
411 #define OMAP44XX_REG_ZQ_CS0EN_SHIFT 30
412 #define OMAP44XX_REG_ZQ_CS0EN_MASK (1 << 30)
413 #define OMAP44XX_REG_ZQ_DUALCALEN_SHIFT 29
414 #define OMAP44XX_REG_ZQ_DUALCALEN_MASK (1 << 29)
415 #define OMAP44XX_REG_ZQ_SFEXITEN_SHIFT 28
416 #define OMAP44XX_REG_ZQ_SFEXITEN_MASK (1 << 28)
417 #define OMAP44XX_REG_ZQ_ZQINIT_MULT_SHIFT 18
418 #define OMAP44XX_REG_ZQ_ZQINIT_MULT_MASK (0x3 << 18)
419 #define OMAP44XX_REG_ZQ_ZQCL_MULT_SHIFT 16
420 #define OMAP44XX_REG_ZQ_ZQCL_MULT_MASK (0x3 << 16)
421 #define OMAP44XX_REG_ZQ_REFINTERVAL_SHIFT 0
422 #define OMAP44XX_REG_ZQ_REFINTERVAL_MASK (0xffff << 0)
424 /* TEMP_ALERT_CONFIG */
425 #define OMAP44XX_REG_TA_CS1EN_SHIFT 31
426 #define OMAP44XX_REG_TA_CS1EN_MASK (1 << 31)
427 #define OMAP44XX_REG_TA_CS0EN_SHIFT 30
428 #define OMAP44XX_REG_TA_CS0EN_MASK (1 << 30)
429 #define OMAP44XX_REG_TA_SFEXITEN_SHIFT 28
430 #define OMAP44XX_REG_TA_SFEXITEN_MASK (1 << 28)
431 #define OMAP44XX_REG_TA_DEVWDT_SHIFT 26
432 #define OMAP44XX_REG_TA_DEVWDT_MASK (0x3 << 26)
433 #define OMAP44XX_REG_TA_DEVCNT_SHIFT 24
434 #define OMAP44XX_REG_TA_DEVCNT_MASK (0x3 << 24)
435 #define OMAP44XX_REG_TA_REFINTERVAL_SHIFT 0
436 #define OMAP44XX_REG_TA_REFINTERVAL_MASK (0x3fffff << 0)
439 #define OMAP44XX_REG_MADDRSPACE_SHIFT 14
440 #define OMAP44XX_REG_MADDRSPACE_MASK (0x3 << 14)
441 #define OMAP44XX_REG_MBURSTSEQ_SHIFT 11
442 #define OMAP44XX_REG_MBURSTSEQ_MASK (0x7 << 11)
443 #define OMAP44XX_REG_MCMD_SHIFT 8
444 #define OMAP44XX_REG_MCMD_MASK (0x7 << 8)
445 #define OMAP44XX_REG_MCONNID_SHIFT 0
446 #define OMAP44XX_REG_MCONNID_MASK (0xff << 0)
449 #define OMAP44XX_REG_DDR_PHY_CTRL_1_SHIFT 4
450 #define OMAP44XX_REG_DDR_PHY_CTRL_1_MASK (0xfffffff << 4)
451 #define OMAP44XX_REG_READ_LATENCY_SHIFT 0
452 #define OMAP44XX_REG_READ_LATENCY_MASK (0xf << 0)
453 #define OMAP44XX_REG_DLL_SLAVE_DLY_CTRL_SHIFT 4
454 #define OMAP44XX_REG_DLL_SLAVE_DLY_CTRL_MASK (0xFF << 4)
455 #define OMAP44XX_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHIFT 12
456 #define OMAP44XX_EMIF_DDR_PHY_CTRL_1_BASE_VAL_MASK (0xFFFFF << 12)
458 /* DDR_PHY_CTRL_1_SHDW */
459 #define OMAP44XX_REG_DDR_PHY_CTRL_1_SHDW_SHIFT 4
460 #define OMAP44XX_REG_DDR_PHY_CTRL_1_SHDW_MASK (0xfffffff << 4)
461 #define OMAP44XX_REG_READ_LATENCY_SHDW_SHIFT 0
462 #define OMAP44XX_REG_READ_LATENCY_SHDW_MASK (0xf << 0)
463 #define OMAP44XX_REG_DLL_SLAVE_DLY_CTRL_SHDW_SHIFT 4
464 #define OMAP44XX_REG_DLL_SLAVE_DLY_CTRL_SHDW_MASK (0xFF << 4)
465 #define OMAP44XX_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHDW_SHIFT 12
466 #define OMAP44XX_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHDW_MASK (0xFFFFF << 12)
469 #define OMAP44XX_REG_DDR_PHY_CTRL_2_SHIFT 0
470 #define OMAP44XX_REG_DDR_PHY_CTRL_2_MASK (0xffffffff << 0)
473 #define OMAP44XX_DMM_LISA_MAP_BASE 0x4E000040
476 #define OMAP44XX_SYS_ADDR_SHIFT 24
477 #define OMAP44XX_SYS_ADDR_MASK (0xff << 24)
478 #define OMAP44XX_SYS_SIZE_SHIFT 20
479 #define OMAP44XX_SYS_SIZE_MASK (0x7 << 20)
480 #define OMAP44XX_SDRC_INTL_SHIFT 18
481 #define OMAP44XX_SDRC_INTL_MASK (0x3 << 18)
482 #define OMAP44XX_SDRC_ADDRSPC_SHIFT 16
483 #define OMAP44XX_SDRC_ADDRSPC_MASK (0x3 << 16)
484 #define OMAP44XX_SDRC_MAP_SHIFT 8
485 #define OMAP44XX_SDRC_MAP_MASK (0x3 << 8)
486 #define OMAP44XX_SDRC_ADDR_SHIFT 0
487 #define OMAP44XX_SDRC_ADDR_MASK (0xff << 0)
489 /* DMM_LISA_MAP fields */
490 #define DMM_SDRC_MAP_UNMAPPED 0
491 #define DMM_SDRC_MAP_EMIF1_ONLY 1
492 #define DMM_SDRC_MAP_EMIF2_ONLY 2
493 #define DMM_SDRC_MAP_EMIF1_AND_EMIF2 3
495 #define DMM_SDRC_INTL_NONE 0
496 #define DMM_SDRC_INTL_128B 1
497 #define DMM_SDRC_INTL_256B 2
498 #define DMM_SDRC_INTL_512 3
500 #define DMM_SDRC_ADDR_SPC_SDRAM 0
501 #define DMM_SDRC_ADDR_SPC_NVM 1
502 #define DMM_SDRC_ADDR_SPC_INVALID 2
504 #define DMM_LISA_MAP_INTERLEAVED_BASE_VAL (\
505 (DMM_SDRC_MAP_EMIF1_AND_EMIF2 << OMAP44XX_SDRC_MAP_SHIFT) |\
506 (DMM_SDRC_ADDR_SPC_SDRAM << OMAP44XX_SDRC_ADDRSPC_SHIFT) |\
507 (DMM_SDRC_INTL_128B << OMAP44XX_SDRC_INTL_SHIFT) |\
508 (CONFIG_SYS_SDRAM_BASE << OMAP44XX_SYS_ADDR_SHIFT))
510 #define DMM_LISA_MAP_EMIF1_ONLY_BASE_VAL (\
511 (DMM_SDRC_MAP_EMIF1_ONLY << OMAP44XX_SDRC_MAP_SHIFT)|\
512 (DMM_SDRC_ADDR_SPC_SDRAM << OMAP44XX_SDRC_ADDRSPC_SHIFT)|\
513 (DMM_SDRC_INTL_NONE << OMAP44XX_SDRC_INTL_SHIFT))
515 #define DMM_LISA_MAP_EMIF2_ONLY_BASE_VAL (\
516 (DMM_SDRC_MAP_EMIF2_ONLY << OMAP44XX_SDRC_MAP_SHIFT)|\
517 (DMM_SDRC_ADDR_SPC_SDRAM << OMAP44XX_SDRC_ADDRSPC_SHIFT)|\
518 (DMM_SDRC_INTL_NONE << OMAP44XX_SDRC_INTL_SHIFT))
520 /* Trap for invalid TILER PAT entries */
521 #define DMM_LISA_MAP_0_INVAL_ADDR_TRAP (\
522 (0 << OMAP44XX_SDRC_ADDR_SHIFT) |\
523 (DMM_SDRC_MAP_EMIF1_ONLY << OMAP44XX_SDRC_MAP_SHIFT)|\
524 (DMM_SDRC_ADDR_SPC_INVALID << OMAP44XX_SDRC_ADDRSPC_SHIFT)|\
525 (DMM_SDRC_INTL_NONE << OMAP44XX_SDRC_INTL_SHIFT)|\
526 (0xFF << OMAP44XX_SYS_ADDR_SHIFT))
529 /* Reg mapping structure */
530 struct emif_reg_struct {
533 u32 emif_sdram_config;
534 u32 emif_lpddr2_nvm_config;
535 u32 emif_sdram_ref_ctrl;
536 u32 emif_sdram_ref_ctrl_shdw;
537 u32 emif_sdram_tim_1;
538 u32 emif_sdram_tim_1_shdw;
539 u32 emif_sdram_tim_2;
540 u32 emif_sdram_tim_2_shdw;
541 u32 emif_sdram_tim_3;
542 u32 emif_sdram_tim_3_shdw;
543 u32 emif_lpddr2_nvm_tim;
544 u32 emif_lpddr2_nvm_tim_shdw;
545 u32 emif_pwr_mgmt_ctrl;
546 u32 emif_pwr_mgmt_ctrl_shdw;
547 u32 emif_lpddr2_mode_reg_data;
549 u32 emif_lpddr2_mode_reg_data_es2;
551 u32 emif_lpddr2_mode_reg_cfg;
553 u32 emif_l3_cfg_val_1;
554 u32 emif_l3_cfg_val_2;
559 u32 emif_perf_cnt_cfg;
560 u32 emif_perf_cnt_sel;
561 u32 emif_perf_cnt_tim;
563 u32 emif_read_idlectrl;
564 u32 emif_read_idlectrl_shdw;
566 u32 emif_irqstatus_raw_sys;
567 u32 emif_irqstatus_raw_ll;
568 u32 emif_irqstatus_sys;
569 u32 emif_irqstatus_ll;
570 u32 emif_irqenable_set_sys;
571 u32 emif_irqenable_set_ll;
572 u32 emif_irqenable_clr_sys;
573 u32 emif_irqenable_clr_ll;
576 u32 emif_temp_alert_config;
579 u32 emif_ddr_phy_ctrl_1;
580 u32 emif_ddr_phy_ctrl_1_shdw;
581 u32 emif_ddr_phy_ctrl_2;
584 struct dmm_lisa_map_regs {
591 struct control_lpddr2io_regs {
592 u32 control_lpddr2io1_0;
593 u32 control_lpddr2io1_1;
594 u32 control_lpddr2io1_2;
595 u32 control_lpddr2io1_3;
596 u32 control_lpddr2io2_0;
597 u32 control_lpddr2io2_1;
598 u32 control_lpddr2io2_2;
599 u32 control_lpddr2io2_3;
604 /* The maximum frequency at which the LPDDR2 interface can operate in Hz*/
605 #define MAX_LPDDR2_FREQ 400000000 /* 400 MHz */
608 * The period of DDR clk is represented as numerator and denominator for
609 * better accuracy in integer based calculations. However, if the numerator
610 * and denominator are very huge there may be chances of overflow in
611 * calculations. So, as a trade-off keep denominator(and consequently
612 * numerator) within a limit sacrificing some accuracy - but not much
613 * If denominator and numerator are already small (such as at 400 MHz)
614 * no adjustment is needed
616 #define EMIF_PERIOD_DEN_LIMIT 1000
618 * Maximum number of different frequencies supported by EMIF driver
619 * Determines the number of entries in the pointer array for register
622 #define EMIF_MAX_NUM_FREQUENCIES 6
624 * Indices into the Addressing Table array.
625 * One entry each for all the different types of devices with different
628 #define ADDR_TABLE_INDEX64M 0
629 #define ADDR_TABLE_INDEX128M 1
630 #define ADDR_TABLE_INDEX256M 2
631 #define ADDR_TABLE_INDEX512M 3
632 #define ADDR_TABLE_INDEX1GS4 4
633 #define ADDR_TABLE_INDEX2GS4 5
634 #define ADDR_TABLE_INDEX4G 6
635 #define ADDR_TABLE_INDEX8G 7
636 #define ADDR_TABLE_INDEX1GS2 8
637 #define ADDR_TABLE_INDEX2GS2 9
638 #define ADDR_TABLE_INDEXMAX 10
640 /* Number of Row bits */
650 /* Number of Column bits */
655 #define COL_7 4 /*Not supported by OMAP included for completeness */
663 /* Refresh rate in micro seconds x 10 */
664 #define T_REFI_15_6 156
665 #define T_REFI_7_8 78
666 #define T_REFI_3_9 39
668 #define EBANK_CS1_DIS 0
669 #define EBANK_CS1_EN 1
671 /* Read Latency used by the device at reset */
673 /* Read Latency for the highest frequency you want to use */
676 /* Interleaving policies at EMIF level- between banks and Chip Selects */
677 #define EMIF_INTERLEAVING_POLICY_MAX_INTERLEAVING 0
678 #define EMIF_INTERLEAVING_POLICY_NO_BANK_INTERLEAVING 3
681 * Interleaving policy to be used
682 * Currently set to MAX interleaving for better performance
684 #define EMIF_INTERLEAVING_POLICY EMIF_INTERLEAVING_POLICY_MAX_INTERLEAVING
686 /* State of the core voltage:
687 * This is important for some parameters such as read idle control and
688 * ZQ calibration timings. Timings are much stricter when voltage ramp
689 * is happening compared to when the voltage is stable.
690 * We need to calculate two sets of values for these parameters and use
693 #define LPDDR2_VOLTAGE_STABLE 0
694 #define LPDDR2_VOLTAGE_RAMPING 1
696 /* Length of the forced read idle period in terms of cycles */
697 #define EMIF_REG_READ_IDLE_LEN_VAL 5
699 /* Interval between forced 'read idles' */
700 /* To be used when voltage is changed for DPS/DVFS - 1us */
701 #define READ_IDLE_INTERVAL_DVFS (1*1000)
703 * To be used when voltage is not scaled except by Smart Reflex
704 * 50us - or maximum value will do
706 #define READ_IDLE_INTERVAL_NORMAL (50*1000)
710 * Unless voltage is changing due to DVFS one ZQCS command every 50ms should
711 * be enough. This shoule be enough also in the case when voltage is changing
712 * due to smart-reflex.
714 #define EMIF_ZQCS_INTERVAL_NORMAL_IN_US (50*1000)
716 * If voltage is changing due to DVFS ZQCS should be performed more
719 #define EMIF_ZQCS_INTERVAL_DVFS_IN_US 50
721 /* The interval between ZQCL commands as a multiple of ZQCS interval */
722 #define REG_ZQ_ZQCL_MULT 4
723 /* The interval between ZQINIT commands as a multiple of ZQCL interval */
724 #define REG_ZQ_ZQINIT_MULT 3
725 /* Enable ZQ Calibration on exiting Self-refresh */
726 #define REG_ZQ_SFEXITEN_ENABLE 1
728 * ZQ Calibration simultaneously on both chip-selects:
729 * Needs one calibration resistor per CS
730 * None of the boards that we know of have this capability
731 * So disabled by default
733 #define REG_ZQ_DUALCALEN_DISABLE 0
735 * Enable ZQ Calibration by default on CS0. If we are asked to program
736 * the EMIF there will be something connected to CS0 for sure
738 #define REG_ZQ_CS0EN_ENABLE 1
740 /* EMIF_PWR_MGMT_CTRL register */
741 /* Low power modes */
742 #define LP_MODE_DISABLE 0
743 #define LP_MODE_CLOCK_STOP 1
744 #define LP_MODE_SELF_REFRESH 2
745 #define LP_MODE_PWR_DN 3
748 #define DPD_DISABLE 0
751 /* Maximum delay before Low Power Modes */
752 #define REG_CS_TIM 0xF
753 #define REG_SR_TIM 0xF
754 #define REG_PD_TIM 0xF
756 /* EMIF_PWR_MGMT_CTRL register */
757 #define EMIF_PWR_MGMT_CTRL (\
758 ((REG_CS_TIM << OMAP44XX_REG_CS_TIM_SHIFT) & OMAP44XX_REG_CS_TIM_MASK)|\
759 ((REG_SR_TIM << OMAP44XX_REG_SR_TIM_SHIFT) & OMAP44XX_REG_SR_TIM_MASK)|\
760 ((REG_PD_TIM << OMAP44XX_REG_PD_TIM_SHIFT) & OMAP44XX_REG_PD_TIM_MASK)|\
761 ((REG_PD_TIM << OMAP44XX_REG_PD_TIM_SHIFT) & OMAP44XX_REG_PD_TIM_MASK)|\
762 ((LP_MODE_DISABLE << OMAP44XX_REG_LP_MODE_SHIFT)\
763 & OMAP44XX_REG_LP_MODE_MASK) |\
764 ((DPD_DISABLE << OMAP44XX_REG_DPD_EN_SHIFT)\
765 & OMAP44XX_REG_DPD_EN_MASK))\
767 #define EMIF_PWR_MGMT_CTRL_SHDW (\
768 ((REG_CS_TIM << OMAP44XX_REG_CS_TIM_SHDW_SHIFT)\
769 & OMAP44XX_REG_CS_TIM_SHDW_MASK) |\
770 ((REG_SR_TIM << OMAP44XX_REG_SR_TIM_SHDW_SHIFT)\
771 & OMAP44XX_REG_SR_TIM_SHDW_MASK) |\
772 ((REG_PD_TIM << OMAP44XX_REG_PD_TIM_SHDW_SHIFT)\
773 & OMAP44XX_REG_PD_TIM_SHDW_MASK) |\
774 ((REG_PD_TIM << OMAP44XX_REG_PD_TIM_SHDW_SHIFT)\
775 & OMAP44XX_REG_PD_TIM_SHDW_MASK))
777 /* EMIF_L3_CONFIG register value for ES1*/
778 #define EMIF_L3_CONFIG_VAL_SYS_THRESH_0A_LL_THRESH_00 0x0A0000FF
780 * Value of bits 12:31 of DDR_PHY_CTRL_1 register:
781 * All these fields have magic values dependent on frequency and
782 * determined by PHY and DLL integration with EMIF. Setting the magic
783 * values suggested by hw team.
785 #define EMIF_DDR_PHY_CTRL_1_BASE_VAL 0x049FF
786 #define EMIF_DLL_SLAVE_DLY_CTRL_400_MHZ 0x41
787 #define EMIF_DLL_SLAVE_DLY_CTRL_200_MHZ 0x80
788 #define EMIF_DLL_SLAVE_DLY_CTRL_100_MHZ_AND_LESS 0xFF
793 * Burst type : sequential
795 * nWR : 3(default). EMIF does not do pre-charge.
796 * : So nWR is don't care
798 #define MR1_BL_8_BT_SEQ_WRAP_EN_NWR_3 0x23
801 #define MR2_RL3_WL1 1
802 #define MR2_RL4_WL2 2
803 #define MR2_RL5_WL2 3
804 #define MR2_RL6_WL3 4
806 /* MR10: ZQ calibration codes */
807 #define MR10_ZQ_ZQCS 0x56
808 #define MR10_ZQ_ZQCL 0xAB
809 #define MR10_ZQ_ZQINIT 0xFF
810 #define MR10_ZQ_ZQRESET 0xC3
812 /* TEMP_ALERT_CONFIG */
813 #define TEMP_ALERT_POLL_INTERVAL_MS 360 /* for temp gradient - 5 C/s */
814 #define TEMP_ALERT_CONFIG_DEVCT_1 0
815 #define TEMP_ALERT_CONFIG_DEVWDT_32 2
817 /* MR16 value: refresh full array(no partial array self refresh) */
818 #define MR16_REF_FULL_ARRAY 0
821 #define CONTROL_LPDDR2IO_SLEW_125PS_DRV8_PULL_DOWN 0x1C1C1C1C
822 #define CONTROL_LPDDR2IO_SLEW_325PS_DRV8_GATE_KEEPER 0x9E9E9E9E
824 /* CONTROL_EFUSE_2 */
825 #define CONTROL_EFUSE_2_NMOS_PMOS_PTV_CODE_1 0x00ffc000
828 * Maximum number of entries we keep in our array of timing tables
829 * We need not keep all the speed bins supported by the device
830 * We need to keep timing tables for only the speed bins that we
833 #define MAX_NUM_SPEEDBINS 4
835 /* LPDDR2 Densities */
836 #define LPDDR2_DENSITY_64Mb 0
837 #define LPDDR2_DENSITY_128Mb 1
838 #define LPDDR2_DENSITY_256Mb 2
839 #define LPDDR2_DENSITY_512Mb 3
840 #define LPDDR2_DENSITY_1Gb 4
841 #define LPDDR2_DENSITY_2Gb 5
842 #define LPDDR2_DENSITY_4Gb 6
843 #define LPDDR2_DENSITY_8Gb 7
844 #define LPDDR2_DENSITY_16Gb 8
845 #define LPDDR2_DENSITY_32Gb 9
848 #define LPDDR2_TYPE_S4 0
849 #define LPDDR2_TYPE_S2 1
850 #define LPDDR2_TYPE_NVM 2
852 /* LPDDR2 IO width */
853 #define LPDDR2_IO_WIDTH_32 0
854 #define LPDDR2_IO_WIDTH_16 1
855 #define LPDDR2_IO_WIDTH_8 2
857 /* Mode register numbers */
868 #define LPDDR2_MR10 10
869 #define LPDDR2_MR11 11
870 #define LPDDR2_MR16 16
871 #define LPDDR2_MR17 17
872 #define LPDDR2_MR18 18
875 #define LPDDR2_MR0_DAI_SHIFT 0
876 #define LPDDR2_MR0_DAI_MASK 1
877 #define LPDDR2_MR0_DI_SHIFT 1
878 #define LPDDR2_MR0_DI_MASK (1 << 1)
879 #define LPDDR2_MR0_DNVI_SHIFT 2
880 #define LPDDR2_MR0_DNVI_MASK (1 << 2)
883 #define MR4_SDRAM_REF_RATE_SHIFT 0
884 #define MR4_SDRAM_REF_RATE_MASK 7
885 #define MR4_TUF_SHIFT 7
886 #define MR4_TUF_MASK (1 << 7)
888 /* MR4 SDRAM Refresh Rate field values */
889 #define SDRAM_TEMP_LESS_LOW_SHUTDOWN 0x0
890 #define SDRAM_TEMP_LESS_4X_REFRESH_AND_TIMINGS 0x1
891 #define SDRAM_TEMP_LESS_2X_REFRESH_AND_TIMINGS 0x2
892 #define SDRAM_TEMP_NOMINAL 0x3
893 #define SDRAM_TEMP_RESERVED_4 0x4
894 #define SDRAM_TEMP_HIGH_DERATE_REFRESH 0x5
895 #define SDRAM_TEMP_HIGH_DERATE_REFRESH_AND_TIMINGS 0x6
896 #define SDRAM_TEMP_VERY_HIGH_SHUTDOWN 0x7
898 #define LPDDR2_MANUFACTURER_SAMSUNG 1
899 #define LPDDR2_MANUFACTURER_QIMONDA 2
900 #define LPDDR2_MANUFACTURER_ELPIDA 3
901 #define LPDDR2_MANUFACTURER_ETRON 4
902 #define LPDDR2_MANUFACTURER_NANYA 5
903 #define LPDDR2_MANUFACTURER_HYNIX 6
904 #define LPDDR2_MANUFACTURER_MOSEL 7
905 #define LPDDR2_MANUFACTURER_WINBOND 8
906 #define LPDDR2_MANUFACTURER_ESMT 9
907 #define LPDDR2_MANUFACTURER_SPANSION 11
908 #define LPDDR2_MANUFACTURER_SST 12
909 #define LPDDR2_MANUFACTURER_ZMOS 13
910 #define LPDDR2_MANUFACTURER_INTEL 14
911 #define LPDDR2_MANUFACTURER_NUMONYX 254
912 #define LPDDR2_MANUFACTURER_MICRON 255
914 /* MR8 register fields */
915 #define MR8_TYPE_SHIFT 0x0
916 #define MR8_TYPE_MASK 0x3
917 #define MR8_DENSITY_SHIFT 0x2
918 #define MR8_DENSITY_MASK (0xF << 0x2)
919 #define MR8_IO_WIDTH_SHIFT 0x6
920 #define MR8_IO_WIDTH_MASK (0x3 << 0x6)
922 struct lpddr2_addressing {
925 u8 row_sz[2]; /* One entry each for x32 and x16 */
926 u8 col_sz[2]; /* One entry each for x32 and x16 */
929 /* Structure for timings from the DDR datasheet */
930 struct lpddr2_ac_timings {
955 * Min tCK values for some of the parameters:
956 * If the calculated clock cycles for the respective parameter is
957 * less than the corresponding min tCK value, we need to set the min
958 * tCK value. This may happen at lower frequencies.
960 struct lpddr2_min_tck {
975 struct lpddr2_device_details {
982 struct lpddr2_device_timings {
983 const struct lpddr2_ac_timings **ac_timings;
984 const struct lpddr2_min_tck *min_tck;
987 /* Details of the devices connected to each chip-select of an EMIF instance */
988 struct emif_device_details {
989 const struct lpddr2_device_details *cs0_device_details;
990 const struct lpddr2_device_details *cs1_device_details;
991 const struct lpddr2_device_timings *cs0_device_timings;
992 const struct lpddr2_device_timings *cs1_device_timings;
996 * Structure containing shadow of important registers in EMIF
997 * The calculation function fills in this structure to be later used for
998 * initialization and DVFS
1002 u32 sdram_config_init;
1010 u32 temp_alert_config;
1011 u32 emif_ddr_phy_ctlr_1_init;
1012 u32 emif_ddr_phy_ctlr_1;
1017 #define emif_assert(c) ({ if (!(c)) for (;;); })
1019 #define emif_assert(c) ({ if (0) hang(); })
1022 #ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
1023 void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs);
1024 void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs);
1026 void emif_get_device_details(u32 emif_nr,
1027 struct lpddr2_device_details *cs0_device_details,
1028 struct lpddr2_device_details *cs1_device_details);
1029 void emif_get_device_timings(u32 emif_nr,
1030 const struct lpddr2_device_timings **cs0_device_timings,
1031 const struct lpddr2_device_timings **cs1_device_timings);