1 /* 2 * Defines for the EMIF driver 3 * 4 * Copyright (C) 2012 Texas Instruments, Inc. 5 * 6 * Benoit Cousson (b-cousson@ti.com) 7 * 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. 11 */ 12 #ifndef __EMIF_H 13 #define __EMIF_H 14 15 /* 16 * Maximum number of different frequencies supported by EMIF driver 17 * Determines the number of entries in the pointer array for register 18 * cache 19 */ 20 #define EMIF_MAX_NUM_FREQUENCIES 6 21 22 /* State of the core voltage */ 23 #define DDR_VOLTAGE_STABLE 0 24 #define DDR_VOLTAGE_RAMPING 1 25 26 /* Defines for timing De-rating */ 27 #define EMIF_NORMAL_TIMINGS 0 28 #define EMIF_DERATED_TIMINGS 1 29 30 /* Length of the forced read idle period in terms of cycles */ 31 #define EMIF_READ_IDLE_LEN_VAL 5 32 33 /* 34 * forced read idle interval to be used when voltage 35 * is changed as part of DVFS/DPS - 1ms 36 */ 37 #define READ_IDLE_INTERVAL_DVFS (1*1000000) 38 39 /* 40 * Forced read idle interval to be used when voltage is stable 41 * 50us - or maximum value will do 42 */ 43 #define READ_IDLE_INTERVAL_NORMAL (50*1000000) 44 45 /* DLL calibration interval when voltage is NOT stable - 1us */ 46 #define DLL_CALIB_INTERVAL_DVFS (1*1000000) 47 48 #define DLL_CALIB_ACK_WAIT_VAL 5 49 50 /* Interval between ZQCS commands - hw team recommended value */ 51 #define EMIF_ZQCS_INTERVAL_US (50*1000) 52 /* Enable ZQ Calibration on exiting Self-refresh */ 53 #define ZQ_SFEXITEN_ENABLE 1 54 /* 55 * ZQ Calibration simultaneously on both chip-selects: 56 * Needs one calibration resistor per CS 57 */ 58 #define ZQ_DUALCALEN_DISABLE 0 59 #define ZQ_DUALCALEN_ENABLE 1 60 61 #define T_ZQCS_DEFAULT_NS 90 62 #define T_ZQCL_DEFAULT_NS 360 63 #define T_ZQINIT_DEFAULT_NS 1000 64 65 /* DPD_EN */ 66 #define DPD_DISABLE 0 67 #define DPD_ENABLE 1 68 69 /* 70 * Default values for the low-power entry to be used if not provided by user. 71 * OMAP4/5 has a hw bug(i735) due to which this value can not be less than 512 72 * Timeout values are in DDR clock 'cycles' and frequency threshold in Hz 73 */ 74 #define EMIF_LP_MODE_TIMEOUT_PERFORMANCE 2048 75 #define EMIF_LP_MODE_TIMEOUT_POWER 512 76 #define EMIF_LP_MODE_FREQ_THRESHOLD 400000000 77 78 /* DDR_PHY_CTRL_1 values for EMIF4D - ATTILA PHY combination */ 79 #define EMIF_DDR_PHY_CTRL_1_BASE_VAL_ATTILAPHY 0x049FF000 80 #define EMIF_DLL_SLAVE_DLY_CTRL_400_MHZ_ATTILAPHY 0x41 81 #define EMIF_DLL_SLAVE_DLY_CTRL_200_MHZ_ATTILAPHY 0x80 82 #define EMIF_DLL_SLAVE_DLY_CTRL_100_MHZ_AND_LESS_ATTILAPHY 0xFF 83 84 /* DDR_PHY_CTRL_1 values for EMIF4D5 INTELLIPHY combination */ 85 #define EMIF_DDR_PHY_CTRL_1_BASE_VAL_INTELLIPHY 0x0E084200 86 #define EMIF_PHY_TOTAL_READ_LATENCY_INTELLIPHY_PS 10000 87 88 /* TEMP_ALERT_CONFIG - corresponding to temp gradient 5 C/s */ 89 #define TEMP_ALERT_POLL_INTERVAL_DEFAULT_MS 360 90 91 #define EMIF_T_CSTA 3 92 #define EMIF_T_PDLL_UL 128 93 94 /* External PHY control registers magic values */ 95 #define EMIF_EXT_PHY_CTRL_1_VAL 0x04020080 96 #define EMIF_EXT_PHY_CTRL_5_VAL 0x04010040 97 #define EMIF_EXT_PHY_CTRL_6_VAL 0x01004010 98 #define EMIF_EXT_PHY_CTRL_7_VAL 0x00001004 99 #define EMIF_EXT_PHY_CTRL_8_VAL 0x04010040 100 #define EMIF_EXT_PHY_CTRL_9_VAL 0x01004010 101 #define EMIF_EXT_PHY_CTRL_10_VAL 0x00001004 102 #define EMIF_EXT_PHY_CTRL_11_VAL 0x00000000 103 #define EMIF_EXT_PHY_CTRL_12_VAL 0x00000000 104 #define EMIF_EXT_PHY_CTRL_13_VAL 0x00000000 105 #define EMIF_EXT_PHY_CTRL_14_VAL 0x80080080 106 #define EMIF_EXT_PHY_CTRL_15_VAL 0x00800800 107 #define EMIF_EXT_PHY_CTRL_16_VAL 0x08102040 108 #define EMIF_EXT_PHY_CTRL_17_VAL 0x00000001 109 #define EMIF_EXT_PHY_CTRL_18_VAL 0x540A8150 110 #define EMIF_EXT_PHY_CTRL_19_VAL 0xA81502A0 111 #define EMIF_EXT_PHY_CTRL_20_VAL 0x002A0540 112 #define EMIF_EXT_PHY_CTRL_21_VAL 0x00000000 113 #define EMIF_EXT_PHY_CTRL_22_VAL 0x00000000 114 #define EMIF_EXT_PHY_CTRL_23_VAL 0x00000000 115 #define EMIF_EXT_PHY_CTRL_24_VAL 0x00000077 116 117 #define EMIF_INTELLI_PHY_DQS_GATE_OPENING_DELAY_PS 1200 118 119 /* Registers offset */ 120 #define EMIF_MODULE_ID_AND_REVISION 0x0000 121 #define EMIF_STATUS 0x0004 122 #define EMIF_SDRAM_CONFIG 0x0008 123 #define EMIF_SDRAM_CONFIG_2 0x000c 124 #define EMIF_SDRAM_REFRESH_CONTROL 0x0010 125 #define EMIF_SDRAM_REFRESH_CTRL_SHDW 0x0014 126 #define EMIF_SDRAM_TIMING_1 0x0018 127 #define EMIF_SDRAM_TIMING_1_SHDW 0x001c 128 #define EMIF_SDRAM_TIMING_2 0x0020 129 #define EMIF_SDRAM_TIMING_2_SHDW 0x0024 130 #define EMIF_SDRAM_TIMING_3 0x0028 131 #define EMIF_SDRAM_TIMING_3_SHDW 0x002c 132 #define EMIF_LPDDR2_NVM_TIMING 0x0030 133 #define EMIF_LPDDR2_NVM_TIMING_SHDW 0x0034 134 #define EMIF_POWER_MANAGEMENT_CONTROL 0x0038 135 #define EMIF_POWER_MANAGEMENT_CTRL_SHDW 0x003c 136 #define EMIF_LPDDR2_MODE_REG_DATA 0x0040 137 #define EMIF_LPDDR2_MODE_REG_CONFIG 0x0050 138 #define EMIF_OCP_CONFIG 0x0054 139 #define EMIF_OCP_CONFIG_VALUE_1 0x0058 140 #define EMIF_OCP_CONFIG_VALUE_2 0x005c 141 #define EMIF_IODFT_TEST_LOGIC_GLOBAL_CONTROL 0x0060 142 #define EMIF_IODFT_TEST_LOGIC_CTRL_MISR_RESULT 0x0064 143 #define EMIF_IODFT_TEST_LOGIC_ADDRESS_MISR_RESULT 0x0068 144 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_1 0x006c 145 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_2 0x0070 146 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_3 0x0074 147 #define EMIF_PERFORMANCE_COUNTER_1 0x0080 148 #define EMIF_PERFORMANCE_COUNTER_2 0x0084 149 #define EMIF_PERFORMANCE_COUNTER_CONFIG 0x0088 150 #define EMIF_PERFORMANCE_COUNTER_MASTER_REGION_SELECT 0x008c 151 #define EMIF_PERFORMANCE_COUNTER_TIME 0x0090 152 #define EMIF_MISC_REG 0x0094 153 #define EMIF_DLL_CALIB_CTRL 0x0098 154 #define EMIF_DLL_CALIB_CTRL_SHDW 0x009c 155 #define EMIF_END_OF_INTERRUPT 0x00a0 156 #define EMIF_SYSTEM_OCP_INTERRUPT_RAW_STATUS 0x00a4 157 #define EMIF_LL_OCP_INTERRUPT_RAW_STATUS 0x00a8 158 #define EMIF_SYSTEM_OCP_INTERRUPT_STATUS 0x00ac 159 #define EMIF_LL_OCP_INTERRUPT_STATUS 0x00b0 160 #define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_SET 0x00b4 161 #define EMIF_LL_OCP_INTERRUPT_ENABLE_SET 0x00b8 162 #define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_CLEAR 0x00bc 163 #define EMIF_LL_OCP_INTERRUPT_ENABLE_CLEAR 0x00c0 164 #define EMIF_SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG 0x00c8 165 #define EMIF_TEMPERATURE_ALERT_CONFIG 0x00cc 166 #define EMIF_OCP_ERROR_LOG 0x00d0 167 #define EMIF_READ_WRITE_LEVELING_RAMP_WINDOW 0x00d4 168 #define EMIF_READ_WRITE_LEVELING_RAMP_CONTROL 0x00d8 169 #define EMIF_READ_WRITE_LEVELING_CONTROL 0x00dc 170 #define EMIF_DDR_PHY_CTRL_1 0x00e4 171 #define EMIF_DDR_PHY_CTRL_1_SHDW 0x00e8 172 #define EMIF_DDR_PHY_CTRL_2 0x00ec 173 #define EMIF_PRIORITY_TO_CLASS_OF_SERVICE_MAPPING 0x0100 174 #define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_1_MAPPING 0x0104 175 #define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_2_MAPPING 0x0108 176 #define EMIF_READ_WRITE_EXECUTION_THRESHOLD 0x0120 177 #define EMIF_COS_CONFIG 0x0124 178 #define EMIF_PHY_STATUS_1 0x0140 179 #define EMIF_PHY_STATUS_2 0x0144 180 #define EMIF_PHY_STATUS_3 0x0148 181 #define EMIF_PHY_STATUS_4 0x014c 182 #define EMIF_PHY_STATUS_5 0x0150 183 #define EMIF_PHY_STATUS_6 0x0154 184 #define EMIF_PHY_STATUS_7 0x0158 185 #define EMIF_PHY_STATUS_8 0x015c 186 #define EMIF_PHY_STATUS_9 0x0160 187 #define EMIF_PHY_STATUS_10 0x0164 188 #define EMIF_PHY_STATUS_11 0x0168 189 #define EMIF_PHY_STATUS_12 0x016c 190 #define EMIF_PHY_STATUS_13 0x0170 191 #define EMIF_PHY_STATUS_14 0x0174 192 #define EMIF_PHY_STATUS_15 0x0178 193 #define EMIF_PHY_STATUS_16 0x017c 194 #define EMIF_PHY_STATUS_17 0x0180 195 #define EMIF_PHY_STATUS_18 0x0184 196 #define EMIF_PHY_STATUS_19 0x0188 197 #define EMIF_PHY_STATUS_20 0x018c 198 #define EMIF_PHY_STATUS_21 0x0190 199 #define EMIF_EXT_PHY_CTRL_1 0x0200 200 #define EMIF_EXT_PHY_CTRL_1_SHDW 0x0204 201 #define EMIF_EXT_PHY_CTRL_2 0x0208 202 #define EMIF_EXT_PHY_CTRL_2_SHDW 0x020c 203 #define EMIF_EXT_PHY_CTRL_3 0x0210 204 #define EMIF_EXT_PHY_CTRL_3_SHDW 0x0214 205 #define EMIF_EXT_PHY_CTRL_4 0x0218 206 #define EMIF_EXT_PHY_CTRL_4_SHDW 0x021c 207 #define EMIF_EXT_PHY_CTRL_5 0x0220 208 #define EMIF_EXT_PHY_CTRL_5_SHDW 0x0224 209 #define EMIF_EXT_PHY_CTRL_6 0x0228 210 #define EMIF_EXT_PHY_CTRL_6_SHDW 0x022c 211 #define EMIF_EXT_PHY_CTRL_7 0x0230 212 #define EMIF_EXT_PHY_CTRL_7_SHDW 0x0234 213 #define EMIF_EXT_PHY_CTRL_8 0x0238 214 #define EMIF_EXT_PHY_CTRL_8_SHDW 0x023c 215 #define EMIF_EXT_PHY_CTRL_9 0x0240 216 #define EMIF_EXT_PHY_CTRL_9_SHDW 0x0244 217 #define EMIF_EXT_PHY_CTRL_10 0x0248 218 #define EMIF_EXT_PHY_CTRL_10_SHDW 0x024c 219 #define EMIF_EXT_PHY_CTRL_11 0x0250 220 #define EMIF_EXT_PHY_CTRL_11_SHDW 0x0254 221 #define EMIF_EXT_PHY_CTRL_12 0x0258 222 #define EMIF_EXT_PHY_CTRL_12_SHDW 0x025c 223 #define EMIF_EXT_PHY_CTRL_13 0x0260 224 #define EMIF_EXT_PHY_CTRL_13_SHDW 0x0264 225 #define EMIF_EXT_PHY_CTRL_14 0x0268 226 #define EMIF_EXT_PHY_CTRL_14_SHDW 0x026c 227 #define EMIF_EXT_PHY_CTRL_15 0x0270 228 #define EMIF_EXT_PHY_CTRL_15_SHDW 0x0274 229 #define EMIF_EXT_PHY_CTRL_16 0x0278 230 #define EMIF_EXT_PHY_CTRL_16_SHDW 0x027c 231 #define EMIF_EXT_PHY_CTRL_17 0x0280 232 #define EMIF_EXT_PHY_CTRL_17_SHDW 0x0284 233 #define EMIF_EXT_PHY_CTRL_18 0x0288 234 #define EMIF_EXT_PHY_CTRL_18_SHDW 0x028c 235 #define EMIF_EXT_PHY_CTRL_19 0x0290 236 #define EMIF_EXT_PHY_CTRL_19_SHDW 0x0294 237 #define EMIF_EXT_PHY_CTRL_20 0x0298 238 #define EMIF_EXT_PHY_CTRL_20_SHDW 0x029c 239 #define EMIF_EXT_PHY_CTRL_21 0x02a0 240 #define EMIF_EXT_PHY_CTRL_21_SHDW 0x02a4 241 #define EMIF_EXT_PHY_CTRL_22 0x02a8 242 #define EMIF_EXT_PHY_CTRL_22_SHDW 0x02ac 243 #define EMIF_EXT_PHY_CTRL_23 0x02b0 244 #define EMIF_EXT_PHY_CTRL_23_SHDW 0x02b4 245 #define EMIF_EXT_PHY_CTRL_24 0x02b8 246 #define EMIF_EXT_PHY_CTRL_24_SHDW 0x02bc 247 #define EMIF_EXT_PHY_CTRL_25 0x02c0 248 #define EMIF_EXT_PHY_CTRL_25_SHDW 0x02c4 249 #define EMIF_EXT_PHY_CTRL_26 0x02c8 250 #define EMIF_EXT_PHY_CTRL_26_SHDW 0x02cc 251 #define EMIF_EXT_PHY_CTRL_27 0x02d0 252 #define EMIF_EXT_PHY_CTRL_27_SHDW 0x02d4 253 #define EMIF_EXT_PHY_CTRL_28 0x02d8 254 #define EMIF_EXT_PHY_CTRL_28_SHDW 0x02dc 255 #define EMIF_EXT_PHY_CTRL_29 0x02e0 256 #define EMIF_EXT_PHY_CTRL_29_SHDW 0x02e4 257 #define EMIF_EXT_PHY_CTRL_30 0x02e8 258 #define EMIF_EXT_PHY_CTRL_30_SHDW 0x02ec 259 260 /* Registers shifts and masks */ 261 262 /* EMIF_MODULE_ID_AND_REVISION */ 263 #define SCHEME_SHIFT 30 264 #define SCHEME_MASK (0x3 << 30) 265 #define MODULE_ID_SHIFT 16 266 #define MODULE_ID_MASK (0xfff << 16) 267 #define RTL_VERSION_SHIFT 11 268 #define RTL_VERSION_MASK (0x1f << 11) 269 #define MAJOR_REVISION_SHIFT 8 270 #define MAJOR_REVISION_MASK (0x7 << 8) 271 #define MINOR_REVISION_SHIFT 0 272 #define MINOR_REVISION_MASK (0x3f << 0) 273 274 /* STATUS */ 275 #define BE_SHIFT 31 276 #define BE_MASK (1 << 31) 277 #define DUAL_CLK_MODE_SHIFT 30 278 #define DUAL_CLK_MODE_MASK (1 << 30) 279 #define FAST_INIT_SHIFT 29 280 #define FAST_INIT_MASK (1 << 29) 281 #define RDLVLGATETO_SHIFT 6 282 #define RDLVLGATETO_MASK (1 << 6) 283 #define RDLVLTO_SHIFT 5 284 #define RDLVLTO_MASK (1 << 5) 285 #define WRLVLTO_SHIFT 4 286 #define WRLVLTO_MASK (1 << 4) 287 #define PHY_DLL_READY_SHIFT 2 288 #define PHY_DLL_READY_MASK (1 << 2) 289 290 /* SDRAM_CONFIG */ 291 #define SDRAM_TYPE_SHIFT 29 292 #define SDRAM_TYPE_MASK (0x7 << 29) 293 #define IBANK_POS_SHIFT 27 294 #define IBANK_POS_MASK (0x3 << 27) 295 #define DDR_TERM_SHIFT 24 296 #define DDR_TERM_MASK (0x7 << 24) 297 #define DDR2_DDQS_SHIFT 23 298 #define DDR2_DDQS_MASK (1 << 23) 299 #define DYN_ODT_SHIFT 21 300 #define DYN_ODT_MASK (0x3 << 21) 301 #define DDR_DISABLE_DLL_SHIFT 20 302 #define DDR_DISABLE_DLL_MASK (1 << 20) 303 #define SDRAM_DRIVE_SHIFT 18 304 #define SDRAM_DRIVE_MASK (0x3 << 18) 305 #define CWL_SHIFT 16 306 #define CWL_MASK (0x3 << 16) 307 #define NARROW_MODE_SHIFT 14 308 #define NARROW_MODE_MASK (0x3 << 14) 309 #define CL_SHIFT 10 310 #define CL_MASK (0xf << 10) 311 #define ROWSIZE_SHIFT 7 312 #define ROWSIZE_MASK (0x7 << 7) 313 #define IBANK_SHIFT 4 314 #define IBANK_MASK (0x7 << 4) 315 #define EBANK_SHIFT 3 316 #define EBANK_MASK (1 << 3) 317 #define PAGESIZE_SHIFT 0 318 #define PAGESIZE_MASK (0x7 << 0) 319 320 /* SDRAM_CONFIG_2 */ 321 #define CS1NVMEN_SHIFT 30 322 #define CS1NVMEN_MASK (1 << 30) 323 #define EBANK_POS_SHIFT 27 324 #define EBANK_POS_MASK (1 << 27) 325 #define RDBNUM_SHIFT 4 326 #define RDBNUM_MASK (0x3 << 4) 327 #define RDBSIZE_SHIFT 0 328 #define RDBSIZE_MASK (0x7 << 0) 329 330 /* SDRAM_REFRESH_CONTROL */ 331 #define INITREF_DIS_SHIFT 31 332 #define INITREF_DIS_MASK (1 << 31) 333 #define SRT_SHIFT 29 334 #define SRT_MASK (1 << 29) 335 #define ASR_SHIFT 28 336 #define ASR_MASK (1 << 28) 337 #define PASR_SHIFT 24 338 #define PASR_MASK (0x7 << 24) 339 #define REFRESH_RATE_SHIFT 0 340 #define REFRESH_RATE_MASK (0xffff << 0) 341 342 /* SDRAM_TIMING_1 */ 343 #define T_RTW_SHIFT 29 344 #define T_RTW_MASK (0x7 << 29) 345 #define T_RP_SHIFT 25 346 #define T_RP_MASK (0xf << 25) 347 #define T_RCD_SHIFT 21 348 #define T_RCD_MASK (0xf << 21) 349 #define T_WR_SHIFT 17 350 #define T_WR_MASK (0xf << 17) 351 #define T_RAS_SHIFT 12 352 #define T_RAS_MASK (0x1f << 12) 353 #define T_RC_SHIFT 6 354 #define T_RC_MASK (0x3f << 6) 355 #define T_RRD_SHIFT 3 356 #define T_RRD_MASK (0x7 << 3) 357 #define T_WTR_SHIFT 0 358 #define T_WTR_MASK (0x7 << 0) 359 360 /* SDRAM_TIMING_2 */ 361 #define T_XP_SHIFT 28 362 #define T_XP_MASK (0x7 << 28) 363 #define T_ODT_SHIFT 25 364 #define T_ODT_MASK (0x7 << 25) 365 #define T_XSNR_SHIFT 16 366 #define T_XSNR_MASK (0x1ff << 16) 367 #define T_XSRD_SHIFT 6 368 #define T_XSRD_MASK (0x3ff << 6) 369 #define T_RTP_SHIFT 3 370 #define T_RTP_MASK (0x7 << 3) 371 #define T_CKE_SHIFT 0 372 #define T_CKE_MASK (0x7 << 0) 373 374 /* SDRAM_TIMING_3 */ 375 #define T_PDLL_UL_SHIFT 28 376 #define T_PDLL_UL_MASK (0xf << 28) 377 #define T_CSTA_SHIFT 24 378 #define T_CSTA_MASK (0xf << 24) 379 #define T_CKESR_SHIFT 21 380 #define T_CKESR_MASK (0x7 << 21) 381 #define ZQ_ZQCS_SHIFT 15 382 #define ZQ_ZQCS_MASK (0x3f << 15) 383 #define T_TDQSCKMAX_SHIFT 13 384 #define T_TDQSCKMAX_MASK (0x3 << 13) 385 #define T_RFC_SHIFT 4 386 #define T_RFC_MASK (0x1ff << 4) 387 #define T_RAS_MAX_SHIFT 0 388 #define T_RAS_MAX_MASK (0xf << 0) 389 390 /* POWER_MANAGEMENT_CONTROL */ 391 #define PD_TIM_SHIFT 12 392 #define PD_TIM_MASK (0xf << 12) 393 #define DPD_EN_SHIFT 11 394 #define DPD_EN_MASK (1 << 11) 395 #define LP_MODE_SHIFT 8 396 #define LP_MODE_MASK (0x7 << 8) 397 #define SR_TIM_SHIFT 4 398 #define SR_TIM_MASK (0xf << 4) 399 #define CS_TIM_SHIFT 0 400 #define CS_TIM_MASK (0xf << 0) 401 402 /* LPDDR2_MODE_REG_DATA */ 403 #define VALUE_0_SHIFT 0 404 #define VALUE_0_MASK (0x7f << 0) 405 406 /* LPDDR2_MODE_REG_CONFIG */ 407 #define CS_SHIFT 31 408 #define CS_MASK (1 << 31) 409 #define REFRESH_EN_SHIFT 30 410 #define REFRESH_EN_MASK (1 << 30) 411 #define ADDRESS_SHIFT 0 412 #define ADDRESS_MASK (0xff << 0) 413 414 /* OCP_CONFIG */ 415 #define SYS_THRESH_MAX_SHIFT 24 416 #define SYS_THRESH_MAX_MASK (0xf << 24) 417 #define MPU_THRESH_MAX_SHIFT 20 418 #define MPU_THRESH_MAX_MASK (0xf << 20) 419 #define LL_THRESH_MAX_SHIFT 16 420 #define LL_THRESH_MAX_MASK (0xf << 16) 421 422 /* PERFORMANCE_COUNTER_1 */ 423 #define COUNTER1_SHIFT 0 424 #define COUNTER1_MASK (0xffffffff << 0) 425 426 /* PERFORMANCE_COUNTER_2 */ 427 #define COUNTER2_SHIFT 0 428 #define COUNTER2_MASK (0xffffffff << 0) 429 430 /* PERFORMANCE_COUNTER_CONFIG */ 431 #define CNTR2_MCONNID_EN_SHIFT 31 432 #define CNTR2_MCONNID_EN_MASK (1 << 31) 433 #define CNTR2_REGION_EN_SHIFT 30 434 #define CNTR2_REGION_EN_MASK (1 << 30) 435 #define CNTR2_CFG_SHIFT 16 436 #define CNTR2_CFG_MASK (0xf << 16) 437 #define CNTR1_MCONNID_EN_SHIFT 15 438 #define CNTR1_MCONNID_EN_MASK (1 << 15) 439 #define CNTR1_REGION_EN_SHIFT 14 440 #define CNTR1_REGION_EN_MASK (1 << 14) 441 #define CNTR1_CFG_SHIFT 0 442 #define CNTR1_CFG_MASK (0xf << 0) 443 444 /* PERFORMANCE_COUNTER_MASTER_REGION_SELECT */ 445 #define MCONNID2_SHIFT 24 446 #define MCONNID2_MASK (0xff << 24) 447 #define REGION_SEL2_SHIFT 16 448 #define REGION_SEL2_MASK (0x3 << 16) 449 #define MCONNID1_SHIFT 8 450 #define MCONNID1_MASK (0xff << 8) 451 #define REGION_SEL1_SHIFT 0 452 #define REGION_SEL1_MASK (0x3 << 0) 453 454 /* PERFORMANCE_COUNTER_TIME */ 455 #define TOTAL_TIME_SHIFT 0 456 #define TOTAL_TIME_MASK (0xffffffff << 0) 457 458 /* DLL_CALIB_CTRL */ 459 #define ACK_WAIT_SHIFT 16 460 #define ACK_WAIT_MASK (0xf << 16) 461 #define DLL_CALIB_INTERVAL_SHIFT 0 462 #define DLL_CALIB_INTERVAL_MASK (0x1ff << 0) 463 464 /* END_OF_INTERRUPT */ 465 #define EOI_SHIFT 0 466 #define EOI_MASK (1 << 0) 467 468 /* SYSTEM_OCP_INTERRUPT_RAW_STATUS */ 469 #define DNV_SYS_SHIFT 2 470 #define DNV_SYS_MASK (1 << 2) 471 #define TA_SYS_SHIFT 1 472 #define TA_SYS_MASK (1 << 1) 473 #define ERR_SYS_SHIFT 0 474 #define ERR_SYS_MASK (1 << 0) 475 476 /* LOW_LATENCY_OCP_INTERRUPT_RAW_STATUS */ 477 #define DNV_LL_SHIFT 2 478 #define DNV_LL_MASK (1 << 2) 479 #define TA_LL_SHIFT 1 480 #define TA_LL_MASK (1 << 1) 481 #define ERR_LL_SHIFT 0 482 #define ERR_LL_MASK (1 << 0) 483 484 /* SYSTEM_OCP_INTERRUPT_ENABLE_SET */ 485 #define EN_DNV_SYS_SHIFT 2 486 #define EN_DNV_SYS_MASK (1 << 2) 487 #define EN_TA_SYS_SHIFT 1 488 #define EN_TA_SYS_MASK (1 << 1) 489 #define EN_ERR_SYS_SHIFT 0 490 #define EN_ERR_SYS_MASK (1 << 0) 491 492 /* LOW_LATENCY_OCP_INTERRUPT_ENABLE_SET */ 493 #define EN_DNV_LL_SHIFT 2 494 #define EN_DNV_LL_MASK (1 << 2) 495 #define EN_TA_LL_SHIFT 1 496 #define EN_TA_LL_MASK (1 << 1) 497 #define EN_ERR_LL_SHIFT 0 498 #define EN_ERR_LL_MASK (1 << 0) 499 500 /* SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG */ 501 #define ZQ_CS1EN_SHIFT 31 502 #define ZQ_CS1EN_MASK (1 << 31) 503 #define ZQ_CS0EN_SHIFT 30 504 #define ZQ_CS0EN_MASK (1 << 30) 505 #define ZQ_DUALCALEN_SHIFT 29 506 #define ZQ_DUALCALEN_MASK (1 << 29) 507 #define ZQ_SFEXITEN_SHIFT 28 508 #define ZQ_SFEXITEN_MASK (1 << 28) 509 #define ZQ_ZQINIT_MULT_SHIFT 18 510 #define ZQ_ZQINIT_MULT_MASK (0x3 << 18) 511 #define ZQ_ZQCL_MULT_SHIFT 16 512 #define ZQ_ZQCL_MULT_MASK (0x3 << 16) 513 #define ZQ_REFINTERVAL_SHIFT 0 514 #define ZQ_REFINTERVAL_MASK (0xffff << 0) 515 516 /* TEMPERATURE_ALERT_CONFIG */ 517 #define TA_CS1EN_SHIFT 31 518 #define TA_CS1EN_MASK (1 << 31) 519 #define TA_CS0EN_SHIFT 30 520 #define TA_CS0EN_MASK (1 << 30) 521 #define TA_SFEXITEN_SHIFT 28 522 #define TA_SFEXITEN_MASK (1 << 28) 523 #define TA_DEVWDT_SHIFT 26 524 #define TA_DEVWDT_MASK (0x3 << 26) 525 #define TA_DEVCNT_SHIFT 24 526 #define TA_DEVCNT_MASK (0x3 << 24) 527 #define TA_REFINTERVAL_SHIFT 0 528 #define TA_REFINTERVAL_MASK (0x3fffff << 0) 529 530 /* OCP_ERROR_LOG */ 531 #define MADDRSPACE_SHIFT 14 532 #define MADDRSPACE_MASK (0x3 << 14) 533 #define MBURSTSEQ_SHIFT 11 534 #define MBURSTSEQ_MASK (0x7 << 11) 535 #define MCMD_SHIFT 8 536 #define MCMD_MASK (0x7 << 8) 537 #define MCONNID_SHIFT 0 538 #define MCONNID_MASK (0xff << 0) 539 540 /* DDR_PHY_CTRL_1 - EMIF4D */ 541 #define DLL_SLAVE_DLY_CTRL_SHIFT_4D 4 542 #define DLL_SLAVE_DLY_CTRL_MASK_4D (0xFF << 4) 543 #define READ_LATENCY_SHIFT_4D 0 544 #define READ_LATENCY_MASK_4D (0xf << 0) 545 546 /* DDR_PHY_CTRL_1 - EMIF4D5 */ 547 #define DLL_HALF_DELAY_SHIFT_4D5 21 548 #define DLL_HALF_DELAY_MASK_4D5 (1 << 21) 549 #define READ_LATENCY_SHIFT_4D5 0 550 #define READ_LATENCY_MASK_4D5 (0x1f << 0) 551 552 /* DDR_PHY_CTRL_1_SHDW */ 553 #define DDR_PHY_CTRL_1_SHDW_SHIFT 5 554 #define DDR_PHY_CTRL_1_SHDW_MASK (0x7ffffff << 5) 555 #define READ_LATENCY_SHDW_SHIFT 0 556 #define READ_LATENCY_SHDW_MASK (0x1f << 0) 557 558 #define EMIF_SRAM_AM33_REG_LAYOUT 0x00000000 559 #define EMIF_SRAM_AM43_REG_LAYOUT 0x00000001 560 561 #ifndef __ASSEMBLY__ 562 /* 563 * Structure containing shadow of important registers in EMIF 564 * The calculation function fills in this structure to be later used for 565 * initialisation and DVFS 566 */ 567 struct emif_regs { 568 u32 freq; 569 u32 ref_ctrl_shdw; 570 u32 ref_ctrl_shdw_derated; 571 u32 sdram_tim1_shdw; 572 u32 sdram_tim1_shdw_derated; 573 u32 sdram_tim2_shdw; 574 u32 sdram_tim3_shdw; 575 u32 sdram_tim3_shdw_derated; 576 u32 pwr_mgmt_ctrl_shdw; 577 union { 578 u32 read_idle_ctrl_shdw_normal; 579 u32 dll_calib_ctrl_shdw_normal; 580 }; 581 union { 582 u32 read_idle_ctrl_shdw_volt_ramp; 583 u32 dll_calib_ctrl_shdw_volt_ramp; 584 }; 585 586 u32 phy_ctrl_1_shdw; 587 u32 ext_phy_ctrl_2_shdw; 588 u32 ext_phy_ctrl_3_shdw; 589 u32 ext_phy_ctrl_4_shdw; 590 }; 591 592 struct ti_emif_pm_functions; 593 594 extern unsigned int ti_emif_sram; 595 extern unsigned int ti_emif_sram_sz; 596 extern struct ti_emif_pm_data ti_emif_pm_sram_data; 597 extern struct emif_regs_amx3 ti_emif_regs_amx3; 598 599 void ti_emif_save_context(void); 600 void ti_emif_restore_context(void); 601 void ti_emif_enter_sr(void); 602 void ti_emif_exit_sr(void); 603 void ti_emif_abort_sr(void); 604 605 #endif /* __ASSEMBLY__ */ 606 #endif /* __EMIF_H */ 607