1 /* 2 * Copyright (c) 2018-2023, Renesas Electronics Corporation. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <inttypes.h> 8 #include <stdint.h> 9 #include <string.h> 10 11 #include <libfdt.h> 12 13 #include <platform_def.h> 14 15 #include <arch_helpers.h> 16 #include <bl1/bl1.h> 17 #include <common/bl_common.h> 18 #include <common/debug.h> 19 #include <common/desc_image_load.h> 20 #include <common/image_decompress.h> 21 #include <drivers/console.h> 22 #include <drivers/io/io_driver.h> 23 #include <drivers/io/io_storage.h> 24 #include <lib/mmio.h> 25 #include <lib/xlat_tables/xlat_tables_defs.h> 26 #include <plat/common/platform.h> 27 #if RCAR_GEN3_BL33_GZIP == 1 28 #include <tf_gunzip.h> 29 #endif 30 31 #include "avs_driver.h" 32 #include "boot_init_dram.h" 33 #include "cpg_registers.h" 34 #include "board.h" 35 #include "emmc_def.h" 36 #include "emmc_hal.h" 37 #include "emmc_std.h" 38 39 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR 40 #include "iic_dvfs.h" 41 #endif 42 43 #include "io_common.h" 44 #include "io_rcar.h" 45 #include "qos_init.h" 46 #include "rcar_def.h" 47 #include "rcar_private.h" 48 #include "rcar_version.h" 49 #include "rom_api.h" 50 51 /* 52 * Following symbols are only used during plat_arch_setup() 53 */ 54 static const uint64_t BL2_RO_BASE = BL_CODE_BASE; 55 static const uint64_t BL2_RO_LIMIT = BL_CODE_END; 56 57 #if USE_COHERENT_MEM 58 static const uint64_t BL2_COHERENT_RAM_BASE = BL_COHERENT_RAM_BASE; 59 static const uint64_t BL2_COHERENT_RAM_LIMIT = BL_COHERENT_RAM_END; 60 #endif 61 62 extern void plat_rcar_gic_driver_init(void); 63 extern void plat_rcar_gic_init(void); 64 extern void bl2_enter_bl31(const struct entry_point_info *bl_ep_info); 65 extern void bl2_system_cpg_init(void); 66 extern void bl2_secure_setting(void); 67 extern void bl2_ram_security_setting_finish(void); 68 extern void bl2_cpg_init(void); 69 extern void rcar_io_emmc_setup(void); 70 extern void rcar_io_setup(void); 71 extern void rcar_swdt_release(void); 72 extern void rcar_swdt_init(void); 73 extern void rcar_rpc_init(void); 74 extern void rcar_pfc_init(void); 75 extern void rcar_dma_init(void); 76 77 static void bl2_init_generic_timer(void); 78 79 /* R-Car Gen3 product check */ 80 #if (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N) 81 #define TARGET_PRODUCT PRR_PRODUCT_H3 82 #define TARGET_NAME "R-Car H3" 83 #elif RCAR_LSI == RCAR_M3 84 #define TARGET_PRODUCT PRR_PRODUCT_M3 85 #define TARGET_NAME "R-Car M3" 86 #elif RCAR_LSI == RCAR_M3N 87 #define TARGET_PRODUCT PRR_PRODUCT_M3N 88 #define TARGET_NAME "R-Car M3N" 89 #elif RCAR_LSI == RCAR_V3M 90 #define TARGET_PRODUCT PRR_PRODUCT_V3M 91 #define TARGET_NAME "R-Car V3M" 92 #elif RCAR_LSI == RCAR_E3 93 #define TARGET_PRODUCT PRR_PRODUCT_E3 94 #define TARGET_NAME "R-Car E3" 95 #elif RCAR_LSI == RCAR_D3 96 #define TARGET_PRODUCT PRR_PRODUCT_D3 97 #define TARGET_NAME "R-Car D3" 98 #elif RCAR_LSI == RCAR_AUTO 99 #define TARGET_NAME "R-Car H3/M3/M3N/V3M" 100 #endif 101 102 #if (RCAR_LSI == RCAR_E3) 103 #define GPIO_INDT (GPIO_INDT6) 104 #define GPIO_BKUP_TRG_SHIFT ((uint32_t)1U<<13U) 105 #else 106 #define GPIO_INDT (GPIO_INDT1) 107 #define GPIO_BKUP_TRG_SHIFT ((uint32_t)1U<<8U) 108 #endif 109 110 CASSERT((PARAMS_BASE + sizeof(bl2_to_bl31_params_mem_t) + 0x100) 111 < (RCAR_SHARED_MEM_BASE + RCAR_SHARED_MEM_SIZE), 112 assert_bl31_params_do_not_fit_in_shared_memory); 113 114 static meminfo_t bl2_tzram_layout __aligned(CACHE_WRITEBACK_GRANULE); 115 116 /* FDT with DRAM configuration */ 117 uint64_t fdt_blob[PAGE_SIZE_4KB / sizeof(uint64_t)]; 118 static void *fdt = (void *)fdt_blob; 119 120 static void unsigned_num_print(unsigned long long int unum, unsigned int radix, 121 char *string) 122 { 123 /* Just need enough space to store 64 bit decimal integer */ 124 char num_buf[20]; 125 int i = 0; 126 unsigned int rem; 127 128 do { 129 rem = unum % radix; 130 if (rem < 0xa) 131 num_buf[i] = '0' + rem; 132 else 133 num_buf[i] = 'a' + (rem - 0xa); 134 i++; 135 unum /= radix; 136 } while (unum > 0U); 137 138 while (--i >= 0) 139 *string++ = num_buf[i]; 140 *string = 0; 141 } 142 143 #if (RCAR_LOSSY_ENABLE == 1) 144 typedef struct bl2_lossy_info { 145 uint32_t magic; 146 uint32_t a0; 147 uint32_t b0; 148 } bl2_lossy_info_t; 149 150 static void bl2_lossy_gen_fdt(uint32_t no, uint64_t start_addr, 151 uint64_t end_addr, uint32_t format, 152 uint32_t enable, int fcnlnode) 153 { 154 const uint64_t fcnlsize = cpu_to_fdt64(end_addr - start_addr); 155 char nodename[40] = { 0 }; 156 int ret, node; 157 158 /* Ignore undefined addresses */ 159 if (start_addr == 0 && end_addr == 0) 160 return; 161 162 snprintf(nodename, sizeof(nodename), "lossy-decompression@"); 163 unsigned_num_print(start_addr, 16, nodename + strlen(nodename)); 164 165 node = ret = fdt_add_subnode(fdt, fcnlnode, nodename); 166 if (ret < 0) { 167 NOTICE("BL2: Cannot create FCNL node (ret=%i)\n", ret); 168 panic(); 169 } 170 171 ret = fdt_setprop_string(fdt, node, "compatible", 172 "renesas,lossy-decompression"); 173 if (ret < 0) { 174 NOTICE("BL2: Cannot add FCNL compat string (ret=%i)\n", ret); 175 panic(); 176 } 177 178 ret = fdt_appendprop_string(fdt, node, "compatible", 179 "shared-dma-pool"); 180 if (ret < 0) { 181 NOTICE("BL2: Cannot append FCNL compat string (ret=%i)\n", ret); 182 panic(); 183 } 184 185 ret = fdt_setprop_u64(fdt, node, "reg", start_addr); 186 if (ret < 0) { 187 NOTICE("BL2: Cannot add FCNL reg prop (ret=%i)\n", ret); 188 panic(); 189 } 190 191 ret = fdt_appendprop(fdt, node, "reg", &fcnlsize, sizeof(fcnlsize)); 192 if (ret < 0) { 193 NOTICE("BL2: Cannot append FCNL reg size prop (ret=%i)\n", ret); 194 panic(); 195 } 196 197 ret = fdt_setprop(fdt, node, "no-map", NULL, 0); 198 if (ret < 0) { 199 NOTICE("BL2: Cannot add FCNL no-map prop (ret=%i)\n", ret); 200 panic(); 201 } 202 203 ret = fdt_setprop_u32(fdt, node, "renesas,formats", format); 204 if (ret < 0) { 205 NOTICE("BL2: Cannot add FCNL formats prop (ret=%i)\n", ret); 206 panic(); 207 } 208 } 209 210 static void bl2_lossy_setting(uint32_t no, uint64_t start_addr, 211 uint64_t end_addr, uint32_t format, 212 uint32_t enable, int fcnlnode) 213 { 214 bl2_lossy_info_t info; 215 uint32_t reg; 216 217 bl2_lossy_gen_fdt(no, start_addr, end_addr, format, enable, fcnlnode); 218 219 reg = format | (start_addr >> 20); 220 mmio_write_32(AXI_DCMPAREACRA0 + 0x8 * no, reg); 221 mmio_write_32(AXI_DCMPAREACRB0 + 0x8 * no, end_addr >> 20); 222 mmio_write_32(AXI_DCMPAREACRA0 + 0x8 * no, reg | enable); 223 224 info.magic = 0x12345678U; 225 info.a0 = mmio_read_32(AXI_DCMPAREACRA0 + 0x8 * no); 226 info.b0 = mmio_read_32(AXI_DCMPAREACRB0 + 0x8 * no); 227 228 mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no, info.magic); 229 mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no + 0x4, info.a0); 230 mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no + 0x8, info.b0); 231 232 NOTICE(" Entry %d: DCMPAREACRAx:0x%x DCMPAREACRBx:0x%x\n", no, 233 mmio_read_32(AXI_DCMPAREACRA0 + 0x8 * no), 234 mmio_read_32(AXI_DCMPAREACRB0 + 0x8 * no)); 235 } 236 237 static int bl2_create_reserved_memory(void) 238 { 239 int ret; 240 241 int fcnlnode = fdt_add_subnode(fdt, 0, "reserved-memory"); 242 if (fcnlnode < 0) { 243 NOTICE("BL2: Cannot create reserved mem node (ret=%i)\n", 244 fcnlnode); 245 panic(); 246 } 247 248 ret = fdt_setprop(fdt, fcnlnode, "ranges", NULL, 0); 249 if (ret < 0) { 250 NOTICE("BL2: Cannot add FCNL ranges prop (ret=%i)\n", ret); 251 panic(); 252 } 253 254 ret = fdt_setprop_u32(fdt, fcnlnode, "#address-cells", 2); 255 if (ret < 0) { 256 NOTICE("BL2: Cannot add FCNL #address-cells prop (ret=%i)\n", ret); 257 panic(); 258 } 259 260 ret = fdt_setprop_u32(fdt, fcnlnode, "#size-cells", 2); 261 if (ret < 0) { 262 NOTICE("BL2: Cannot add FCNL #size-cells prop (ret=%i)\n", ret); 263 panic(); 264 } 265 266 return fcnlnode; 267 } 268 269 static void bl2_create_fcnl_reserved_memory(void) 270 { 271 int fcnlnode; 272 273 NOTICE("BL2: Lossy Decomp areas\n"); 274 275 fcnlnode = bl2_create_reserved_memory(); 276 277 bl2_lossy_setting(0, LOSSY_ST_ADDR0, LOSSY_END_ADDR0, 278 LOSSY_FMT0, LOSSY_ENA_DIS0, fcnlnode); 279 bl2_lossy_setting(1, LOSSY_ST_ADDR1, LOSSY_END_ADDR1, 280 LOSSY_FMT1, LOSSY_ENA_DIS1, fcnlnode); 281 bl2_lossy_setting(2, LOSSY_ST_ADDR2, LOSSY_END_ADDR2, 282 LOSSY_FMT2, LOSSY_ENA_DIS2, fcnlnode); 283 } 284 #else 285 static void bl2_create_fcnl_reserved_memory(void) {} 286 #endif 287 288 void bl2_plat_flush_bl31_params(void) 289 { 290 uint32_t product_cut, product, cut; 291 uint32_t boot_dev, boot_cpu; 292 uint32_t lcs, reg, val; 293 294 reg = mmio_read_32(RCAR_MODEMR); 295 boot_dev = reg & MODEMR_BOOT_DEV_MASK; 296 297 if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 || 298 boot_dev == MODEMR_BOOT_DEV_EMMC_50X8) 299 emmc_terminate(); 300 301 if ((reg & MODEMR_BOOT_CPU_MASK) != MODEMR_BOOT_CPU_CR7) 302 bl2_secure_setting(); 303 304 reg = mmio_read_32(RCAR_PRR); 305 product_cut = reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK); 306 product = reg & PRR_PRODUCT_MASK; 307 cut = reg & PRR_CUT_MASK; 308 309 if (product == PRR_PRODUCT_M3 && PRR_PRODUCT_30 > cut) 310 goto tlb; 311 312 if (product == PRR_PRODUCT_H3 && PRR_PRODUCT_20 > cut) 313 goto tlb; 314 315 /* Disable MFIS write protection */ 316 mmio_write_32(MFISWPCNTR, MFISWPCNTR_PASSWORD | 1); 317 318 tlb: 319 reg = mmio_read_32(RCAR_MODEMR); 320 boot_cpu = reg & MODEMR_BOOT_CPU_MASK; 321 if (boot_cpu != MODEMR_BOOT_CPU_CA57 && 322 boot_cpu != MODEMR_BOOT_CPU_CA53) 323 goto mmu; 324 325 if (product_cut == PRR_PRODUCT_H3_CUT20) { 326 mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE); 327 mmio_write_32(IPMMUVI1_IMSCTLR, IMSCTLR_DISCACHE); 328 mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE); 329 mmio_write_32(IPMMUPV1_IMSCTLR, IMSCTLR_DISCACHE); 330 mmio_write_32(IPMMUPV2_IMSCTLR, IMSCTLR_DISCACHE); 331 mmio_write_32(IPMMUPV3_IMSCTLR, IMSCTLR_DISCACHE); 332 } else if (product_cut == (PRR_PRODUCT_M3N | PRR_PRODUCT_10) || 333 product_cut == (PRR_PRODUCT_M3N | PRR_PRODUCT_11)) { 334 mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE); 335 mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE); 336 } else if ((product_cut == (PRR_PRODUCT_E3 | PRR_PRODUCT_10)) || 337 (product_cut == (PRR_PRODUCT_E3 | PRR_PRODUCT_11))) { 338 mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE); 339 mmio_write_32(IPMMUVP0_IMSCTLR, IMSCTLR_DISCACHE); 340 mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE); 341 } 342 343 if (product_cut == (PRR_PRODUCT_H3_CUT20) || 344 product_cut == (PRR_PRODUCT_M3N | PRR_PRODUCT_10) || 345 product_cut == (PRR_PRODUCT_M3N | PRR_PRODUCT_11) || 346 product_cut == (PRR_PRODUCT_E3 | PRR_PRODUCT_10)) { 347 mmio_write_32(IPMMUHC_IMSCTLR, IMSCTLR_DISCACHE); 348 mmio_write_32(IPMMURT_IMSCTLR, IMSCTLR_DISCACHE); 349 mmio_write_32(IPMMUMP_IMSCTLR, IMSCTLR_DISCACHE); 350 351 mmio_write_32(IPMMUDS0_IMSCTLR, IMSCTLR_DISCACHE); 352 mmio_write_32(IPMMUDS1_IMSCTLR, IMSCTLR_DISCACHE); 353 } 354 355 mmu: 356 mmio_write_32(IPMMUMM_IMSCTLR, IPMMUMM_IMSCTLR_ENABLE); 357 mmio_write_32(IPMMUMM_IMAUXCTLR, IPMMUMM_IMAUXCTLR_NMERGE40_BIT); 358 359 val = rcar_rom_get_lcs(&lcs); 360 if (val) { 361 ERROR("BL2: Failed to get the LCS. (%d)\n", val); 362 panic(); 363 } 364 365 if (lcs == LCS_SE) 366 mmio_clrbits_32(P_ARMREG_SEC_CTRL, P_ARMREG_SEC_CTRL_PROT); 367 368 rcar_swdt_release(); 369 bl2_system_cpg_init(); 370 371 /* Disable data cache (clean and invalidate) */ 372 disable_mmu_el3(); 373 #if RCAR_BL2_DCACHE == 1 374 dcsw_op_all(DCCISW); 375 #endif 376 tlbialle3(); 377 disable_mmu_icache_el3(); 378 plat_invalidate_icache(); 379 dsbsy(); 380 isb(); 381 } 382 383 static uint32_t is_ddr_backup_mode(void) 384 { 385 #if RCAR_SYSTEM_SUSPEND 386 static uint32_t reason = RCAR_COLD_BOOT; 387 static uint32_t once; 388 389 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR 390 uint8_t data; 391 #endif 392 if (once) 393 return reason; 394 395 once = 1; 396 if ((mmio_read_32(GPIO_INDT) & GPIO_BKUP_TRG_SHIFT) == 0) 397 return reason; 398 399 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR 400 if (rcar_iic_dvfs_receive(PMIC, REG_KEEP10, &data)) { 401 ERROR("BL2: REG Keep10 READ ERROR.\n"); 402 panic(); 403 } 404 405 if (KEEP10_MAGIC != data) 406 reason = RCAR_WARM_BOOT; 407 #else 408 reason = RCAR_WARM_BOOT; 409 #endif 410 return reason; 411 #else 412 return RCAR_COLD_BOOT; 413 #endif 414 } 415 416 #if RCAR_GEN3_BL33_GZIP == 1 417 void bl2_plat_preload_setup(void) 418 { 419 image_decompress_init(BL33_COMP_BASE, BL33_COMP_SIZE, gunzip); 420 } 421 #endif 422 423 static uint64_t check_secure_load_area(uintptr_t base, uint32_t size, 424 uintptr_t dest, uint32_t len) 425 { 426 uintptr_t free_end, requested_end; 427 428 /* 429 * Handle corner cases first. 430 * 431 * The order of the 2 tests is important, because if there's no space 432 * left (i.e. free_size == 0) but we don't ask for any memory 433 * (i.e. size == 0) then we should report that the memory is free. 434 */ 435 if (len == 0U) { 436 WARN("BL2: load data size is zero\n"); 437 return 0; /* A zero-byte region is always free */ 438 } 439 if (size == 0U) { 440 goto err; 441 } 442 443 /* 444 * Check that the end addresses don't overflow. 445 * If they do, consider that this memory region is not free, as this 446 * is an invalid scenario. 447 */ 448 if (check_uptr_overflow(base, size - 1U)) { 449 goto err; 450 } 451 free_end = base + (size - 1U); 452 453 if (check_uptr_overflow(dest, len - 1U)) { 454 goto err; 455 } 456 requested_end = dest + (len - 1U); 457 458 /* 459 * Finally, check that the requested memory region lies within the free 460 * region. 461 */ 462 if ((dest < base) || (requested_end > free_end)) { 463 goto err; 464 } 465 466 return 0; 467 468 err: 469 ERROR("BL2: load data is outside the loadable area.\n"); 470 ERROR("BL2: dst=0x%lx, len=%d(0x%x)\n", dest, len, len); 471 return 1; 472 } 473 474 static uint64_t rcar_get_dest_addr_from_cert(uint32_t certid, uintptr_t *dest, 475 uint32_t *len) 476 { 477 uint32_t cert; 478 int ret; 479 480 ret = rcar_get_certificate(certid, &cert); 481 if (ret) { 482 ERROR("%s : cert file load error", __func__); 483 return 1; 484 } 485 486 rcar_read_certificate((uint64_t) cert, len, dest); 487 488 return 0; 489 } 490 491 int bl2_plat_handle_pre_image_load(unsigned int image_id) 492 { 493 u_register_t *boot_kind = (void *) BOOT_KIND_BASE; 494 bl_mem_params_node_t *bl_mem_params; 495 uintptr_t dev_handle; 496 uintptr_t image_spec; 497 uintptr_t dest; 498 uint32_t len; 499 uint64_t ui64_ret; 500 int iret; 501 502 bl_mem_params = get_bl_mem_params_node(image_id); 503 if (bl_mem_params == NULL) { 504 ERROR("BL2: Failed to get loading parameter.\n"); 505 return 1; 506 } 507 508 switch (image_id) { 509 case BL31_IMAGE_ID: 510 if (is_ddr_backup_mode() == RCAR_COLD_BOOT) { 511 iret = plat_get_image_source(image_id, &dev_handle, 512 &image_spec); 513 if (iret != 0) { 514 return 1; 515 } 516 517 ui64_ret = rcar_get_dest_addr_from_cert( 518 SOC_FW_CONTENT_CERT_ID, &dest, &len); 519 if (ui64_ret != 0U) { 520 return 1; 521 } 522 523 ui64_ret = check_secure_load_area( 524 BL31_BASE, BL31_LIMIT - BL31_BASE, 525 dest, len); 526 if (ui64_ret != 0U) { 527 return 1; 528 } 529 530 *boot_kind = RCAR_COLD_BOOT; 531 flush_dcache_range(BOOT_KIND_BASE, sizeof(*boot_kind)); 532 533 bl_mem_params->image_info.image_base = dest; 534 bl_mem_params->image_info.image_size = len; 535 } else { 536 *boot_kind = RCAR_WARM_BOOT; 537 flush_dcache_range(BOOT_KIND_BASE, sizeof(*boot_kind)); 538 539 console_flush(); 540 bl2_plat_flush_bl31_params(); 541 542 /* will not return */ 543 bl2_enter_bl31(&bl_mem_params->ep_info); 544 } 545 546 return 0; 547 #ifndef SPD_NONE 548 case BL32_IMAGE_ID: 549 ui64_ret = rcar_get_dest_addr_from_cert( 550 TRUSTED_OS_FW_CONTENT_CERT_ID, &dest, &len); 551 if (ui64_ret != 0U) { 552 return 1; 553 } 554 555 ui64_ret = check_secure_load_area( 556 BL32_BASE, BL32_LIMIT - BL32_BASE, dest, len); 557 if (ui64_ret != 0U) { 558 return 1; 559 } 560 561 bl_mem_params->image_info.image_base = dest; 562 bl_mem_params->image_info.image_size = len; 563 564 return 0; 565 #endif 566 case BL33_IMAGE_ID: 567 /* case of image_id == BL33_IMAGE_ID */ 568 ui64_ret = rcar_get_dest_addr_from_cert( 569 NON_TRUSTED_FW_CONTENT_CERT_ID, 570 &dest, &len); 571 572 if (ui64_ret != 0U) { 573 return 1; 574 } 575 576 #if RCAR_GEN3_BL33_GZIP == 1 577 image_decompress_prepare(&bl_mem_params->image_info); 578 #endif 579 580 return 0; 581 default: 582 return 1; 583 } 584 585 return 0; 586 } 587 588 int bl2_plat_handle_post_image_load(unsigned int image_id) 589 { 590 static bl2_to_bl31_params_mem_t *params; 591 bl_mem_params_node_t *bl_mem_params; 592 593 if (!params) { 594 params = (bl2_to_bl31_params_mem_t *) PARAMS_BASE; 595 memset((void *)PARAMS_BASE, 0, sizeof(*params)); 596 } 597 598 bl_mem_params = get_bl_mem_params_node(image_id); 599 if (!bl_mem_params) { 600 ERROR("BL2: Failed to get loading parameter.\n"); 601 return 1; 602 } 603 604 switch (image_id) { 605 case BL31_IMAGE_ID: 606 bl_mem_params->ep_info.pc = bl_mem_params->image_info.image_base; 607 return 0; 608 case BL32_IMAGE_ID: 609 bl_mem_params->ep_info.pc = bl_mem_params->image_info.image_base; 610 memcpy(¶ms->bl32_ep_info, &bl_mem_params->ep_info, 611 sizeof(entry_point_info_t)); 612 return 0; 613 case BL33_IMAGE_ID: 614 #if RCAR_GEN3_BL33_GZIP == 1 615 int ret; 616 if ((mmio_read_32(BL33_COMP_BASE) & 0xffff) == 0x8b1f) { 617 /* decompress gzip-compressed image */ 618 ret = image_decompress(&bl_mem_params->image_info); 619 if (ret != 0) { 620 return ret; 621 } 622 } else { 623 /* plain image, copy it in place */ 624 memcpy((void *)BL33_BASE, (void *)BL33_COMP_BASE, 625 bl_mem_params->image_info.image_size); 626 } 627 #endif 628 memcpy(¶ms->bl33_ep_info, &bl_mem_params->ep_info, 629 sizeof(entry_point_info_t)); 630 return 0; 631 default: 632 return 1; 633 } 634 635 return 0; 636 } 637 638 struct meminfo *bl2_plat_sec_mem_layout(void) 639 { 640 return &bl2_tzram_layout; 641 } 642 643 static void bl2_populate_compatible_string(void *dt) 644 { 645 uint32_t board_type; 646 uint32_t board_rev; 647 uint32_t reg; 648 int ret; 649 650 fdt_setprop_u32(dt, 0, "#address-cells", 2); 651 fdt_setprop_u32(dt, 0, "#size-cells", 2); 652 653 /* Populate compatible string */ 654 rcar_get_board_type(&board_type, &board_rev); 655 switch (board_type) { 656 case BOARD_SALVATOR_X: 657 ret = fdt_setprop_string(dt, 0, "compatible", 658 "renesas,salvator-x"); 659 break; 660 case BOARD_SALVATOR_XS: 661 ret = fdt_setprop_string(dt, 0, "compatible", 662 "renesas,salvator-xs"); 663 break; 664 case BOARD_STARTER_KIT: 665 ret = fdt_setprop_string(dt, 0, "compatible", 666 "renesas,m3ulcb"); 667 break; 668 case BOARD_STARTER_KIT_PRE: 669 ret = fdt_setprop_string(dt, 0, "compatible", 670 "renesas,h3ulcb"); 671 break; 672 case BOARD_EAGLE: 673 ret = fdt_setprop_string(dt, 0, "compatible", 674 "renesas,eagle"); 675 break; 676 case BOARD_EBISU: 677 case BOARD_EBISU_4D: 678 ret = fdt_setprop_string(dt, 0, "compatible", 679 "renesas,ebisu"); 680 break; 681 case BOARD_DRAAK: 682 ret = fdt_setprop_string(dt, 0, "compatible", 683 "renesas,draak"); 684 break; 685 default: 686 NOTICE("BL2: Cannot set compatible string, board unsupported\n"); 687 panic(); 688 } 689 690 if (ret < 0) { 691 NOTICE("BL2: Cannot set compatible string (ret=%i)\n", ret); 692 panic(); 693 } 694 695 reg = mmio_read_32(RCAR_PRR); 696 switch (reg & PRR_PRODUCT_MASK) { 697 case PRR_PRODUCT_H3: 698 ret = fdt_appendprop_string(dt, 0, "compatible", 699 "renesas,r8a7795"); 700 break; 701 case PRR_PRODUCT_M3: 702 ret = fdt_appendprop_string(dt, 0, "compatible", 703 "renesas,r8a7796"); 704 break; 705 case PRR_PRODUCT_M3N: 706 ret = fdt_appendprop_string(dt, 0, "compatible", 707 "renesas,r8a77965"); 708 break; 709 case PRR_PRODUCT_V3M: 710 ret = fdt_appendprop_string(dt, 0, "compatible", 711 "renesas,r8a77970"); 712 break; 713 case PRR_PRODUCT_E3: 714 ret = fdt_appendprop_string(dt, 0, "compatible", 715 "renesas,r8a77990"); 716 break; 717 case PRR_PRODUCT_D3: 718 ret = fdt_appendprop_string(dt, 0, "compatible", 719 "renesas,r8a77995"); 720 break; 721 default: 722 NOTICE("BL2: Cannot set compatible string, SoC unsupported\n"); 723 panic(); 724 } 725 726 if (ret < 0) { 727 NOTICE("BL2: Cannot set compatible string (ret=%i)\n", ret); 728 panic(); 729 } 730 } 731 732 static void bl2_add_rpc_node(void) 733 { 734 #if (RCAR_RPC_HYPERFLASH_LOCKED == 0) 735 int ret, node; 736 737 node = ret = fdt_add_subnode(fdt, 0, "soc"); 738 if (ret < 0) { 739 goto err; 740 } 741 742 node = ret = fdt_add_subnode(fdt, node, "spi@ee200000"); 743 if (ret < 0) { 744 goto err; 745 } 746 747 ret = fdt_setprop_string(fdt, node, "status", "okay"); 748 if (ret < 0) { 749 goto err; 750 } 751 752 return; 753 err: 754 NOTICE("BL2: Cannot add RPC node to FDT (ret=%i)\n", ret); 755 panic(); 756 #endif 757 } 758 759 static void bl2_add_dram_entry(uint64_t start, uint64_t size) 760 { 761 char nodename[32] = { 0 }; 762 uint64_t fdtsize; 763 int ret, node; 764 765 fdtsize = cpu_to_fdt64(size); 766 767 snprintf(nodename, sizeof(nodename), "memory@"); 768 unsigned_num_print(start, 16, nodename + strlen(nodename)); 769 node = ret = fdt_add_subnode(fdt, 0, nodename); 770 if (ret < 0) { 771 goto err; 772 } 773 774 ret = fdt_setprop_string(fdt, node, "device_type", "memory"); 775 if (ret < 0) { 776 goto err; 777 } 778 779 ret = fdt_setprop_u64(fdt, node, "reg", start); 780 if (ret < 0) { 781 goto err; 782 } 783 784 ret = fdt_appendprop(fdt, node, "reg", &fdtsize, 785 sizeof(fdtsize)); 786 if (ret < 0) { 787 goto err; 788 } 789 790 return; 791 err: 792 NOTICE("BL2: Cannot add memory node [%" PRIx64 " - %" PRIx64 "] to FDT (ret=%i)\n", 793 start, start + size - 1, ret); 794 panic(); 795 } 796 797 static void bl2_advertise_dram_entries(uint64_t dram_config[8]) 798 { 799 uint64_t start, size, size32; 800 int chan; 801 802 for (chan = 0; chan < 4; chan++) { 803 start = dram_config[2 * chan]; 804 size = dram_config[2 * chan + 1]; 805 if (!size) 806 continue; 807 808 NOTICE("BL2: CH%d: %" PRIx64 " - %" PRIx64 ", %" PRId64 " %siB\n", 809 chan, start, start + size - 1, 810 (size >> 30) ? : size >> 20, 811 (size >> 30) ? "G" : "M"); 812 } 813 814 /* 815 * We add the DT nodes in reverse order here. The fdt_add_subnode() 816 * adds the DT node before the first existing DT node, so we have 817 * to add them in reverse order to get nodes sorted by address in 818 * the resulting DT. 819 */ 820 for (chan = 3; chan >= 0; chan--) { 821 start = dram_config[2 * chan]; 822 size = dram_config[2 * chan + 1]; 823 if (!size) 824 continue; 825 826 /* 827 * Channel 0 is mapped in 32bit space and the first 828 * 128 MiB are reserved and the maximum size is 2GiB. 829 */ 830 if (chan == 0) { 831 /* Limit the 32bit entry to 2 GiB - 128 MiB */ 832 size32 = size - 0x8000000U; 833 if (size32 >= 0x78000000U) { 834 size32 = 0x78000000U; 835 } 836 837 /* Emit 32bit entry, up to 2 GiB - 128 MiB long. */ 838 bl2_add_dram_entry(0x48000000, size32); 839 840 /* 841 * If channel 0 is less than 2 GiB long, the 842 * entire memory fits into the 32bit space entry, 843 * so move on to the next channel. 844 */ 845 if (size <= 0x80000000U) { 846 continue; 847 } 848 849 /* 850 * If channel 0 is more than 2 GiB long, emit 851 * another entry which covers the rest of the 852 * memory in channel 0, in the 64bit space. 853 * 854 * Start of this new entry is at 2 GiB offset 855 * from the beginning of the 64bit channel 0 856 * address, size is 2 GiB shorter than total 857 * size of the channel. 858 */ 859 start += 0x80000000U; 860 size -= 0x80000000U; 861 } 862 863 bl2_add_dram_entry(start, size); 864 } 865 } 866 867 static void bl2_advertise_dram_size(uint32_t product) 868 { 869 uint64_t dram_config[8] = { 870 [0] = 0x400000000ULL, 871 [2] = 0x500000000ULL, 872 [4] = 0x600000000ULL, 873 [6] = 0x700000000ULL, 874 }; 875 uint32_t cut = mmio_read_32(RCAR_PRR) & PRR_CUT_MASK; 876 877 switch (product) { 878 case PRR_PRODUCT_H3: 879 #if (RCAR_DRAM_LPDDR4_MEMCONF == 0) 880 /* 4GB(1GBx4) */ 881 dram_config[1] = 0x40000000ULL; 882 dram_config[3] = 0x40000000ULL; 883 dram_config[5] = 0x40000000ULL; 884 dram_config[7] = 0x40000000ULL; 885 #elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && \ 886 (RCAR_DRAM_CHANNEL == 5) && \ 887 (RCAR_DRAM_SPLIT == 2) 888 /* 4GB(2GBx2 2ch split) */ 889 dram_config[1] = 0x80000000ULL; 890 dram_config[3] = 0x80000000ULL; 891 #elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && (RCAR_DRAM_CHANNEL == 15) 892 /* 8GB(2GBx4: default) */ 893 dram_config[1] = 0x80000000ULL; 894 dram_config[3] = 0x80000000ULL; 895 dram_config[5] = 0x80000000ULL; 896 dram_config[7] = 0x80000000ULL; 897 #endif /* RCAR_DRAM_LPDDR4_MEMCONF == 0 */ 898 break; 899 900 case PRR_PRODUCT_M3: 901 if (cut < PRR_PRODUCT_30) { 902 #if (RCAR_GEN3_ULCB == 1) 903 /* 2GB(1GBx2 2ch split) */ 904 dram_config[1] = 0x40000000ULL; 905 dram_config[5] = 0x40000000ULL; 906 #else 907 /* 4GB(2GBx2 2ch split) */ 908 dram_config[1] = 0x80000000ULL; 909 dram_config[5] = 0x80000000ULL; 910 #endif 911 } else { 912 /* 8GB(2GBx4 2ch split) */ 913 dram_config[1] = 0x100000000ULL; 914 dram_config[5] = 0x100000000ULL; 915 } 916 break; 917 918 case PRR_PRODUCT_M3N: 919 #if (RCAR_DRAM_LPDDR4_MEMCONF == 2) 920 /* 4GB(4GBx1) */ 921 dram_config[1] = 0x100000000ULL; 922 #elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) 923 /* 2GB(1GBx2) */ 924 dram_config[1] = 0x80000000ULL; 925 #endif 926 break; 927 928 case PRR_PRODUCT_V3M: 929 /* 1GB(512MBx2) */ 930 dram_config[1] = 0x40000000ULL; 931 break; 932 933 case PRR_PRODUCT_E3: 934 #if (RCAR_DRAM_DDR3L_MEMCONF == 0) 935 /* 1GB(512MBx2) */ 936 dram_config[1] = 0x40000000ULL; 937 #elif (RCAR_DRAM_DDR3L_MEMCONF == 1) 938 /* 2GB(512MBx4) */ 939 dram_config[1] = 0x80000000ULL; 940 #elif (RCAR_DRAM_DDR3L_MEMCONF == 2) 941 /* 4GB(1GBx4) */ 942 dram_config[1] = 0x100000000ULL; 943 #endif /* RCAR_DRAM_DDR3L_MEMCONF == 0 */ 944 break; 945 946 case PRR_PRODUCT_D3: 947 /* 512MB */ 948 dram_config[1] = 0x20000000ULL; 949 break; 950 } 951 952 bl2_advertise_dram_entries(dram_config); 953 } 954 955 void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2, 956 u_register_t arg3, u_register_t arg4) 957 { 958 uint32_t reg, midr, lcs, boot_dev, boot_cpu, sscg, type, rev; 959 uint32_t product, product_cut, major, minor; 960 int32_t ret; 961 const char *str; 962 const char *unknown = "unknown"; 963 const char *cpu_ca57 = "CA57"; 964 const char *cpu_ca53 = "CA53"; 965 const char *product_m3n = "M3N"; 966 const char *product_h3 = "H3"; 967 const char *product_m3 = "M3"; 968 const char *product_e3 = "E3"; 969 const char *product_d3 = "D3"; 970 const char *product_v3m = "V3M"; 971 const char *lcs_secure = "SE"; 972 const char *lcs_cm = "CM"; 973 const char *lcs_dm = "DM"; 974 const char *lcs_sd = "SD"; 975 const char *lcs_fa = "FA"; 976 const char *sscg_off = "PLL1 nonSSCG Clock select"; 977 const char *sscg_on = "PLL1 SSCG Clock select"; 978 const char *boot_hyper80 = "HyperFlash(80MHz)"; 979 const char *boot_qspi40 = "QSPI Flash(40MHz)"; 980 const char *boot_qspi80 = "QSPI Flash(80MHz)"; 981 const char *boot_emmc25x1 = "eMMC(25MHz x1)"; 982 const char *boot_emmc50x8 = "eMMC(50MHz x8)"; 983 #if (RCAR_LSI == RCAR_E3) || (RCAR_LSI == RCAR_D3) 984 const char *boot_hyper160 = "HyperFlash(150MHz)"; 985 #else 986 const char *boot_hyper160 = "HyperFlash(160MHz)"; 987 #endif 988 989 bl2_init_generic_timer(); 990 991 reg = mmio_read_32(RCAR_MODEMR); 992 boot_dev = reg & MODEMR_BOOT_DEV_MASK; 993 boot_cpu = reg & MODEMR_BOOT_CPU_MASK; 994 995 bl2_cpg_init(); 996 997 if (boot_cpu == MODEMR_BOOT_CPU_CA57 || 998 boot_cpu == MODEMR_BOOT_CPU_CA53) { 999 rcar_pfc_init(); 1000 rcar_console_boot_init(); 1001 } 1002 1003 plat_rcar_gic_driver_init(); 1004 plat_rcar_gic_init(); 1005 rcar_swdt_init(); 1006 1007 /* FIQ interrupts are taken to EL3 */ 1008 write_scr_el3(read_scr_el3() | SCR_FIQ_BIT); 1009 1010 write_daifclr(DAIF_FIQ_BIT); 1011 1012 reg = read_midr(); 1013 midr = reg & (MIDR_PN_MASK << MIDR_PN_SHIFT); 1014 switch (midr) { 1015 case MIDR_CA57: 1016 str = cpu_ca57; 1017 break; 1018 case MIDR_CA53: 1019 str = cpu_ca53; 1020 break; 1021 default: 1022 str = unknown; 1023 break; 1024 } 1025 1026 NOTICE("BL2: R-Car Gen3 Initial Program Loader(%s) Rev.%s\n", str, 1027 version_of_renesas); 1028 1029 reg = mmio_read_32(RCAR_PRR); 1030 product_cut = reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK); 1031 product = reg & PRR_PRODUCT_MASK; 1032 1033 switch (product) { 1034 case PRR_PRODUCT_H3: 1035 str = product_h3; 1036 break; 1037 case PRR_PRODUCT_M3: 1038 str = product_m3; 1039 break; 1040 case PRR_PRODUCT_M3N: 1041 str = product_m3n; 1042 break; 1043 case PRR_PRODUCT_V3M: 1044 str = product_v3m; 1045 break; 1046 case PRR_PRODUCT_E3: 1047 str = product_e3; 1048 break; 1049 case PRR_PRODUCT_D3: 1050 str = product_d3; 1051 break; 1052 default: 1053 str = unknown; 1054 break; 1055 } 1056 1057 if ((PRR_PRODUCT_M3 == product) && 1058 (PRR_PRODUCT_20 == (reg & RCAR_MAJOR_MASK))) { 1059 if (RCAR_M3_CUT_VER11 == (reg & PRR_CUT_MASK)) { 1060 /* M3 Ver.1.1 or Ver.1.2 */ 1061 NOTICE("BL2: PRR is R-Car %s Ver.1.1 / Ver.1.2\n", 1062 str); 1063 } else { 1064 NOTICE("BL2: PRR is R-Car %s Ver.1.%d\n", 1065 str, 1066 (reg & RCAR_MINOR_MASK) + RCAR_M3_MINOR_OFFSET); 1067 } 1068 } else if (product == PRR_PRODUCT_D3) { 1069 if (RCAR_D3_CUT_VER10 == (reg & PRR_CUT_MASK)) { 1070 NOTICE("BL2: PRR is R-Car %s Ver.1.0\n", str); 1071 } else if (RCAR_D3_CUT_VER11 == (reg & PRR_CUT_MASK)) { 1072 NOTICE("BL2: PRR is R-Car %s Ver.1.1\n", str); 1073 } else { 1074 NOTICE("BL2: PRR is R-Car %s Ver.X.X\n", str); 1075 } 1076 } else { 1077 major = (reg & RCAR_MAJOR_MASK) >> RCAR_MAJOR_SHIFT; 1078 major = major + RCAR_MAJOR_OFFSET; 1079 minor = reg & RCAR_MINOR_MASK; 1080 NOTICE("BL2: PRR is R-Car %s Ver.%d.%d\n", str, major, minor); 1081 } 1082 1083 if (PRR_PRODUCT_E3 == product || PRR_PRODUCT_D3 == product) { 1084 reg = mmio_read_32(RCAR_MODEMR); 1085 sscg = reg & RCAR_SSCG_MASK; 1086 str = sscg == RCAR_SSCG_ENABLE ? sscg_on : sscg_off; 1087 NOTICE("BL2: %s\n", str); 1088 } 1089 1090 rcar_get_board_type(&type, &rev); 1091 1092 switch (type) { 1093 case BOARD_SALVATOR_X: 1094 case BOARD_KRIEK: 1095 case BOARD_STARTER_KIT: 1096 case BOARD_SALVATOR_XS: 1097 case BOARD_EBISU: 1098 case BOARD_STARTER_KIT_PRE: 1099 case BOARD_EBISU_4D: 1100 case BOARD_DRAAK: 1101 case BOARD_EAGLE: 1102 break; 1103 default: 1104 type = BOARD_UNKNOWN; 1105 break; 1106 } 1107 1108 if (type == BOARD_UNKNOWN || rev == BOARD_REV_UNKNOWN) 1109 NOTICE("BL2: Board is %s Rev.---\n", GET_BOARD_NAME(type)); 1110 else { 1111 NOTICE("BL2: Board is %s Rev.%d.%d\n", 1112 GET_BOARD_NAME(type), 1113 GET_BOARD_MAJOR(rev), GET_BOARD_MINOR(rev)); 1114 } 1115 1116 #if RCAR_LSI != RCAR_AUTO 1117 if (product != TARGET_PRODUCT) { 1118 ERROR("BL2: IPL was been built for the %s.\n", TARGET_NAME); 1119 ERROR("BL2: Please write the correct IPL to flash memory.\n"); 1120 panic(); 1121 } 1122 #endif 1123 rcar_avs_init(); 1124 rcar_avs_setting(); 1125 1126 switch (boot_dev) { 1127 case MODEMR_BOOT_DEV_HYPERFLASH160: 1128 str = boot_hyper160; 1129 break; 1130 case MODEMR_BOOT_DEV_HYPERFLASH80: 1131 str = boot_hyper80; 1132 break; 1133 case MODEMR_BOOT_DEV_QSPI_FLASH40: 1134 str = boot_qspi40; 1135 break; 1136 case MODEMR_BOOT_DEV_QSPI_FLASH80: 1137 str = boot_qspi80; 1138 break; 1139 case MODEMR_BOOT_DEV_EMMC_25X1: 1140 #if RCAR_LSI == RCAR_D3 1141 ERROR("BL2: Failed to Initialize. eMMC is not supported.\n"); 1142 panic(); 1143 #endif 1144 str = boot_emmc25x1; 1145 break; 1146 case MODEMR_BOOT_DEV_EMMC_50X8: 1147 str = boot_emmc50x8; 1148 break; 1149 default: 1150 str = unknown; 1151 break; 1152 } 1153 NOTICE("BL2: Boot device is %s\n", str); 1154 1155 rcar_avs_setting(); 1156 reg = rcar_rom_get_lcs(&lcs); 1157 if (reg) { 1158 str = unknown; 1159 goto lcm_state; 1160 } 1161 1162 switch (lcs) { 1163 case LCS_CM: 1164 str = lcs_cm; 1165 break; 1166 case LCS_DM: 1167 str = lcs_dm; 1168 break; 1169 case LCS_SD: 1170 str = lcs_sd; 1171 break; 1172 case LCS_SE: 1173 str = lcs_secure; 1174 break; 1175 case LCS_FA: 1176 str = lcs_fa; 1177 break; 1178 default: 1179 str = unknown; 1180 break; 1181 } 1182 1183 lcm_state: 1184 NOTICE("BL2: LCM state is %s\n", str); 1185 1186 rcar_avs_end(); 1187 is_ddr_backup_mode(); 1188 1189 bl2_tzram_layout.total_base = BL31_BASE; 1190 bl2_tzram_layout.total_size = BL31_LIMIT - BL31_BASE; 1191 1192 if (boot_cpu == MODEMR_BOOT_CPU_CA57 || 1193 boot_cpu == MODEMR_BOOT_CPU_CA53) { 1194 ret = rcar_dram_init(); 1195 if (ret) { 1196 NOTICE("BL2: Failed to DRAM initialize (%d).\n", ret); 1197 panic(); 1198 } 1199 rcar_qos_init(); 1200 } 1201 1202 /* Set up FDT */ 1203 ret = fdt_create_empty_tree(fdt, sizeof(fdt_blob)); 1204 if (ret) { 1205 NOTICE("BL2: Cannot allocate FDT for U-Boot (ret=%i)\n", ret); 1206 panic(); 1207 } 1208 1209 /* Add platform compatible string */ 1210 bl2_populate_compatible_string(fdt); 1211 1212 /* Enable RPC if unlocked */ 1213 bl2_add_rpc_node(); 1214 1215 /* Print DRAM layout */ 1216 bl2_advertise_dram_size(product); 1217 1218 if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 || 1219 boot_dev == MODEMR_BOOT_DEV_EMMC_50X8) { 1220 if (rcar_emmc_init() != EMMC_SUCCESS) { 1221 NOTICE("BL2: Failed to eMMC driver initialize.\n"); 1222 panic(); 1223 } 1224 rcar_emmc_memcard_power(EMMC_POWER_ON); 1225 if (rcar_emmc_mount() != EMMC_SUCCESS) { 1226 NOTICE("BL2: Failed to eMMC mount operation.\n"); 1227 panic(); 1228 } 1229 } else { 1230 rcar_rpc_init(); 1231 rcar_dma_init(); 1232 } 1233 1234 reg = mmio_read_32(RST_WDTRSTCR); 1235 reg &= ~WDTRSTCR_RWDT_RSTMSK; 1236 reg |= WDTRSTCR_PASSWORD; 1237 mmio_write_32(RST_WDTRSTCR, reg); 1238 1239 mmio_write_32(CPG_CPGWPR, CPGWPR_PASSWORD); 1240 mmio_write_32(CPG_CPGWPCR, CPGWPCR_PASSWORD); 1241 1242 reg = mmio_read_32(RCAR_PRR); 1243 if ((reg & RCAR_CPU_MASK_CA57) == RCAR_CPU_HAVE_CA57) 1244 mmio_write_32(CPG_CA57DBGRCR, 1245 DBGCPUPREN | mmio_read_32(CPG_CA57DBGRCR)); 1246 1247 if ((reg & RCAR_CPU_MASK_CA53) == RCAR_CPU_HAVE_CA53) 1248 mmio_write_32(CPG_CA53DBGRCR, 1249 DBGCPUPREN | mmio_read_32(CPG_CA53DBGRCR)); 1250 1251 if (product_cut == PRR_PRODUCT_H3_CUT10) { 1252 reg = mmio_read_32(CPG_PLL2CR); 1253 reg &= ~((uint32_t) 1 << 5); 1254 mmio_write_32(CPG_PLL2CR, reg); 1255 1256 reg = mmio_read_32(CPG_PLL4CR); 1257 reg &= ~((uint32_t) 1 << 5); 1258 mmio_write_32(CPG_PLL4CR, reg); 1259 1260 reg = mmio_read_32(CPG_PLL0CR); 1261 reg &= ~((uint32_t) 1 << 12); 1262 mmio_write_32(CPG_PLL0CR, reg); 1263 } 1264 1265 bl2_create_fcnl_reserved_memory(); 1266 1267 fdt_pack(fdt); 1268 NOTICE("BL2: FDT at %p\n", fdt); 1269 1270 if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 || 1271 boot_dev == MODEMR_BOOT_DEV_EMMC_50X8) 1272 rcar_io_emmc_setup(); 1273 else 1274 rcar_io_setup(); 1275 } 1276 1277 void bl2_el3_plat_arch_setup(void) 1278 { 1279 rcar_configure_mmu_el3(BL2_BASE, 1280 BL2_END - BL2_BASE, 1281 BL2_RO_BASE, BL2_RO_LIMIT 1282 #if USE_COHERENT_MEM 1283 , BL2_COHERENT_RAM_BASE, BL2_COHERENT_RAM_LIMIT 1284 #endif 1285 ); 1286 } 1287 1288 void bl2_el3_plat_prepare_exit(void) 1289 { 1290 bl2_ram_security_setting_finish(); 1291 } 1292 1293 void bl2_platform_setup(void) 1294 { 1295 1296 } 1297 1298 static void bl2_init_generic_timer(void) 1299 { 1300 /* FIXME: V3M 16.666 MHz ? */ 1301 #if RCAR_LSI == RCAR_D3 1302 uint32_t reg_cntfid = EXTAL_DRAAK; 1303 #elif RCAR_LSI == RCAR_E3 1304 uint32_t reg_cntfid = EXTAL_EBISU; 1305 #else /* RCAR_LSI == RCAR_E3 */ 1306 uint32_t reg; 1307 uint32_t reg_cntfid; 1308 uint32_t modemr; 1309 uint32_t modemr_pll; 1310 uint32_t board_type; 1311 uint32_t board_rev; 1312 uint32_t pll_table[] = { 1313 EXTAL_MD14_MD13_TYPE_0, /* MD14/MD13 : 0b00 */ 1314 EXTAL_MD14_MD13_TYPE_1, /* MD14/MD13 : 0b01 */ 1315 EXTAL_MD14_MD13_TYPE_2, /* MD14/MD13 : 0b10 */ 1316 EXTAL_MD14_MD13_TYPE_3 /* MD14/MD13 : 0b11 */ 1317 }; 1318 1319 modemr = mmio_read_32(RCAR_MODEMR); 1320 modemr_pll = (modemr & MODEMR_BOOT_PLL_MASK); 1321 1322 /* Set frequency data in CNTFID0 */ 1323 reg_cntfid = pll_table[modemr_pll >> MODEMR_BOOT_PLL_SHIFT]; 1324 reg = mmio_read_32(RCAR_PRR) & (PRR_PRODUCT_MASK | PRR_CUT_MASK); 1325 switch (modemr_pll) { 1326 case MD14_MD13_TYPE_0: 1327 rcar_get_board_type(&board_type, &board_rev); 1328 if (BOARD_SALVATOR_XS == board_type) { 1329 reg_cntfid = EXTAL_SALVATOR_XS; 1330 } 1331 break; 1332 case MD14_MD13_TYPE_3: 1333 if (PRR_PRODUCT_H3_CUT10 == reg) { 1334 reg_cntfid = reg_cntfid >> 1U; 1335 } 1336 break; 1337 default: 1338 /* none */ 1339 break; 1340 } 1341 #endif /* RCAR_LSI == RCAR_E3 */ 1342 /* Update memory mapped and register based frequency */ 1343 write_cntfrq_el0((u_register_t )reg_cntfid); 1344 mmio_write_32(ARM_SYS_CNTCTL_BASE + (uintptr_t)CNTFID_OFF, reg_cntfid); 1345 /* Enable counter */ 1346 mmio_setbits_32(RCAR_CNTC_BASE + (uintptr_t)CNTCR_OFF, 1347 (uint32_t)CNTCR_EN); 1348 } 1349