arch/arm/cpu/armv8/fsl-layerscape/cpu.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2017 NXP
   4  * Copyright 2014-2015 Freescale Semiconductor, Inc.
   5  */
   6
   7 #include <common.h>
   8 #include <env.h>
   9 #include <fsl_ddr_sdram.h>
  10 #include <asm/io.h>
  11 #include <linux/errno.h>
  12 #include <asm/system.h>
  13 #include <fm_eth.h>
  14 #include <asm/armv8/mmu.h>
  15 #include <asm/io.h>
  16 #include <asm/arch/fsl_serdes.h>
  17 #include <asm/arch/soc.h>
  18 #include <asm/arch/cpu.h>
  19 #include <asm/arch/speed.h>
  20 #include <fsl_immap.h>
  21 #include <asm/arch/mp.h>
  22 #include <efi_loader.h>
  23 #include <fsl-mc/fsl_mc.h>
  24 #ifdef CONFIG_FSL_ESDHC
  25 #include <fsl_esdhc.h>
  26 #endif
  27 #include <asm/armv8/sec_firmware.h>
  28 #ifdef CONFIG_SYS_FSL_DDR
  29 #include <fsl_ddr.h>
  30 #endif
  31 #include <asm/arch/clock.h>
  32 #include <hwconfig.h>
  33 #include <fsl_qbman.h>
  34
  35 #ifdef CONFIG_TFABOOT
  36 #include <env_internal.h>
  37 #ifdef CONFIG_CHAIN_OF_TRUST
  38 #include <fsl_validate.h>
  39 #endif
  40 #endif
  41
  42 DECLARE_GLOBAL_DATA_PTR;
  43
  44 static struct cpu_type cpu_type_list[] = {
  45         CPU_TYPE_ENTRY(LS2080A, LS2080A, 8),
  46         CPU_TYPE_ENTRY(LS2085A, LS2085A, 8),
  47         CPU_TYPE_ENTRY(LS2045A, LS2045A, 4),
  48         CPU_TYPE_ENTRY(LS2088A, LS2088A, 8),
  49         CPU_TYPE_ENTRY(LS2084A, LS2084A, 8),
  50         CPU_TYPE_ENTRY(LS2048A, LS2048A, 4),
  51         CPU_TYPE_ENTRY(LS2044A, LS2044A, 4),
  52         CPU_TYPE_ENTRY(LS2081A, LS2081A, 8),
  53         CPU_TYPE_ENTRY(LS2041A, LS2041A, 4),
  54         CPU_TYPE_ENTRY(LS1043A, LS1043A, 4),
  55         CPU_TYPE_ENTRY(LS1043A, LS1043A_P23, 4),
  56         CPU_TYPE_ENTRY(LS1023A, LS1023A, 2),
  57         CPU_TYPE_ENTRY(LS1023A, LS1023A_P23, 2),
  58         CPU_TYPE_ENTRY(LS1046A, LS1046A, 4),
  59         CPU_TYPE_ENTRY(LS1026A, LS1026A, 2),
  60         CPU_TYPE_ENTRY(LS2040A, LS2040A, 4),
  61         CPU_TYPE_ENTRY(LS1012A, LS1012A, 1),
  62         CPU_TYPE_ENTRY(LS1028A, LS1028A, 2),
  63         CPU_TYPE_ENTRY(LS1088A, LS1088A, 8),
  64         CPU_TYPE_ENTRY(LS1084A, LS1084A, 8),
  65         CPU_TYPE_ENTRY(LS1048A, LS1048A, 4),
  66         CPU_TYPE_ENTRY(LS1044A, LS1044A, 4),
  67         CPU_TYPE_ENTRY(LX2160A, LX2160A, 16),
  68         CPU_TYPE_ENTRY(LX2120A, LX2120A, 12),
  69         CPU_TYPE_ENTRY(LX2080A, LX2080A, 8),
  70 };
  71
  72 #define EARLY_PGTABLE_SIZE 0x5000
  73 static struct mm_region early_map[] = {
  74 #ifdef CONFIG_FSL_LSCH3
  75         { CONFIG_SYS_FSL_CCSR_BASE, CONFIG_SYS_FSL_CCSR_BASE,
  76           CONFIG_SYS_FSL_CCSR_SIZE,
  77           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  78           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
  79         },
  80         { CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
  81           SYS_FSL_OCRAM_SPACE_SIZE,
  82           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
  83         },
  84         { CONFIG_SYS_FSL_QSPI_BASE1, CONFIG_SYS_FSL_QSPI_BASE1,
  85           CONFIG_SYS_FSL_QSPI_SIZE1,
  86           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE},
  87 #ifdef CONFIG_FSL_IFC
  88         /* For IFC Region #1, only the first 4MB is cache-enabled */
  89         { CONFIG_SYS_FSL_IFC_BASE1, CONFIG_SYS_FSL_IFC_BASE1,
  90           CONFIG_SYS_FSL_IFC_SIZE1_1,
  91           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
  92         },
  93         { CONFIG_SYS_FSL_IFC_BASE1 + CONFIG_SYS_FSL_IFC_SIZE1_1,
  94           CONFIG_SYS_FSL_IFC_BASE1 + CONFIG_SYS_FSL_IFC_SIZE1_1,
  95           CONFIG_SYS_FSL_IFC_SIZE1 - CONFIG_SYS_FSL_IFC_SIZE1_1,
  96           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
  97         },
  98         { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FSL_IFC_BASE1,
  99           CONFIG_SYS_FSL_IFC_SIZE1,
 100           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
 101         },
 102 #endif
 103         { CONFIG_SYS_FSL_DRAM_BASE1, CONFIG_SYS_FSL_DRAM_BASE1,
 104           CONFIG_SYS_FSL_DRAM_SIZE1,
 105 #if defined(CONFIG_TFABOOT) || \
 106         (defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD))
 107           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 108 #else   /* Start with nGnRnE and PXN and UXN to prevent speculative access */
 109           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
 110 #endif
 111           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 112         },
 113 #ifdef CONFIG_FSL_IFC
 114         /* Map IFC region #2 up to CONFIG_SYS_FLASH_BASE for NAND boot */
 115         { CONFIG_SYS_FSL_IFC_BASE2, CONFIG_SYS_FSL_IFC_BASE2,
 116           CONFIG_SYS_FLASH_BASE - CONFIG_SYS_FSL_IFC_BASE2,
 117           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
 118         },
 119 #endif
 120         { CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
 121           CONFIG_SYS_FSL_DCSR_SIZE,
 122           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 123           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 124         },
 125         { CONFIG_SYS_FSL_DRAM_BASE2, CONFIG_SYS_FSL_DRAM_BASE2,
 126           CONFIG_SYS_FSL_DRAM_SIZE2,
 127           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
 128           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 129         },
 130 #ifdef CONFIG_SYS_FSL_DRAM_BASE3
 131         { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
 132           CONFIG_SYS_FSL_DRAM_SIZE3,
 133           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
 134           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 135         },
 136 #endif
 137 #elif defined(CONFIG_FSL_LSCH2)
 138         { CONFIG_SYS_FSL_CCSR_BASE, CONFIG_SYS_FSL_CCSR_BASE,
 139           CONFIG_SYS_FSL_CCSR_SIZE,
 140           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 141           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 142         },
 143         { CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
 144           SYS_FSL_OCRAM_SPACE_SIZE,
 145           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 146         },
 147         { CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
 148           CONFIG_SYS_FSL_DCSR_SIZE,
 149           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 150           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 151         },
 152         { CONFIG_SYS_FSL_QSPI_BASE, CONFIG_SYS_FSL_QSPI_BASE,
 153           CONFIG_SYS_FSL_QSPI_SIZE,
 154           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
 155         },
 156 #ifdef CONFIG_FSL_IFC
 157         { CONFIG_SYS_FSL_IFC_BASE, CONFIG_SYS_FSL_IFC_BASE,
 158           CONFIG_SYS_FSL_IFC_SIZE,
 159           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
 160         },
 161 #endif
 162         { CONFIG_SYS_FSL_DRAM_BASE1, CONFIG_SYS_FSL_DRAM_BASE1,
 163           CONFIG_SYS_FSL_DRAM_SIZE1,
 164 #if defined(CONFIG_TFABOOT) || \
 165         (defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD))
 166           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 167 #else   /* Start with nGnRnE and PXN and UXN to prevent speculative access */
 168           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
 169 #endif
 170           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 171         },
 172         { CONFIG_SYS_FSL_DRAM_BASE2, CONFIG_SYS_FSL_DRAM_BASE2,
 173           CONFIG_SYS_FSL_DRAM_SIZE2,
 174           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
 175           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 176         },
 177 #endif
 178         {},     /* list terminator */
 179 };
 180
 181 static struct mm_region final_map[] = {
 182 #ifdef CONFIG_FSL_LSCH3
 183         { CONFIG_SYS_FSL_CCSR_BASE, CONFIG_SYS_FSL_CCSR_BASE,
 184           CONFIG_SYS_FSL_CCSR_SIZE,
 185           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 186           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 187         },
 188         { CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
 189           SYS_FSL_OCRAM_SPACE_SIZE,
 190           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 191         },
 192         { CONFIG_SYS_FSL_DRAM_BASE1, CONFIG_SYS_FSL_DRAM_BASE1,
 193           CONFIG_SYS_FSL_DRAM_SIZE1,
 194           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 195           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 196         },
 197         { CONFIG_SYS_FSL_QSPI_BASE1, CONFIG_SYS_FSL_QSPI_BASE1,
 198           CONFIG_SYS_FSL_QSPI_SIZE1,
 199           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 200           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 201         },
 202         { CONFIG_SYS_FSL_QSPI_BASE2, CONFIG_SYS_FSL_QSPI_BASE2,
 203           CONFIG_SYS_FSL_QSPI_SIZE2,
 204           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 205           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 206         },
 207 #ifdef CONFIG_FSL_IFC
 208         { CONFIG_SYS_FSL_IFC_BASE2, CONFIG_SYS_FSL_IFC_BASE2,
 209           CONFIG_SYS_FSL_IFC_SIZE2,
 210           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 211           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 212         },
 213 #endif
 214         { CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
 215           CONFIG_SYS_FSL_DCSR_SIZE,
 216           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 217           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 218         },
 219         { CONFIG_SYS_FSL_MC_BASE, CONFIG_SYS_FSL_MC_BASE,
 220           CONFIG_SYS_FSL_MC_SIZE,
 221           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 222           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 223         },
 224         { CONFIG_SYS_FSL_NI_BASE, CONFIG_SYS_FSL_NI_BASE,
 225           CONFIG_SYS_FSL_NI_SIZE,
 226           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 227           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 228         },
 229         /* For QBMAN portal, only the first 64MB is cache-enabled */
 230         { CONFIG_SYS_FSL_QBMAN_BASE, CONFIG_SYS_FSL_QBMAN_BASE,
 231           CONFIG_SYS_FSL_QBMAN_SIZE_1,
 232           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 233           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN | PTE_BLOCK_NS
 234         },
 235         { CONFIG_SYS_FSL_QBMAN_BASE + CONFIG_SYS_FSL_QBMAN_SIZE_1,
 236           CONFIG_SYS_FSL_QBMAN_BASE + CONFIG_SYS_FSL_QBMAN_SIZE_1,
 237           CONFIG_SYS_FSL_QBMAN_SIZE - CONFIG_SYS_FSL_QBMAN_SIZE_1,
 238           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 239           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 240         },
 241         { CONFIG_SYS_PCIE1_PHYS_ADDR, CONFIG_SYS_PCIE1_PHYS_ADDR,
 242           CONFIG_SYS_PCIE1_PHYS_SIZE,
 243           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 244           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 245         },
 246         { CONFIG_SYS_PCIE2_PHYS_ADDR, CONFIG_SYS_PCIE2_PHYS_ADDR,
 247           CONFIG_SYS_PCIE2_PHYS_SIZE,
 248           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 249           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 250         },
 251 #ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
 252         { CONFIG_SYS_PCIE3_PHYS_ADDR, CONFIG_SYS_PCIE3_PHYS_ADDR,
 253           CONFIG_SYS_PCIE3_PHYS_SIZE,
 254           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 255           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 256         },
 257 #endif
 258 #ifdef CONFIG_SYS_PCIE4_PHYS_ADDR
 259         { CONFIG_SYS_PCIE4_PHYS_ADDR, CONFIG_SYS_PCIE4_PHYS_ADDR,
 260           CONFIG_SYS_PCIE4_PHYS_SIZE,
 261           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 262           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 263         },
 264 #endif
 265 #ifdef SYS_PCIE5_PHYS_ADDR
 266         { SYS_PCIE5_PHYS_ADDR, SYS_PCIE5_PHYS_ADDR,
 267           SYS_PCIE5_PHYS_SIZE,
 268           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 269           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 270         },
 271 #endif
 272 #ifdef SYS_PCIE6_PHYS_ADDR
 273         { SYS_PCIE6_PHYS_ADDR, SYS_PCIE6_PHYS_ADDR,
 274           SYS_PCIE6_PHYS_SIZE,
 275           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 276           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 277         },
 278 #endif
 279         { CONFIG_SYS_FSL_WRIOP1_BASE, CONFIG_SYS_FSL_WRIOP1_BASE,
 280           CONFIG_SYS_FSL_WRIOP1_SIZE,
 281           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 282           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 283         },
 284         { CONFIG_SYS_FSL_AIOP1_BASE, CONFIG_SYS_FSL_AIOP1_BASE,
 285           CONFIG_SYS_FSL_AIOP1_SIZE,
 286           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 287           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 288         },
 289         { CONFIG_SYS_FSL_PEBUF_BASE, CONFIG_SYS_FSL_PEBUF_BASE,
 290           CONFIG_SYS_FSL_PEBUF_SIZE,
 291           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 292           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 293         },
 294         { CONFIG_SYS_FSL_DRAM_BASE2, CONFIG_SYS_FSL_DRAM_BASE2,
 295           CONFIG_SYS_FSL_DRAM_SIZE2,
 296           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 297           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 298         },
 299 #ifdef CONFIG_SYS_FSL_DRAM_BASE3
 300         { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
 301           CONFIG_SYS_FSL_DRAM_SIZE3,
 302           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 303           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 304         },
 305 #endif
 306 #elif defined(CONFIG_FSL_LSCH2)
 307         { CONFIG_SYS_FSL_BOOTROM_BASE, CONFIG_SYS_FSL_BOOTROM_BASE,
 308           CONFIG_SYS_FSL_BOOTROM_SIZE,
 309           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 310           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 311         },
 312         { CONFIG_SYS_FSL_CCSR_BASE, CONFIG_SYS_FSL_CCSR_BASE,
 313           CONFIG_SYS_FSL_CCSR_SIZE,
 314           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 315           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 316         },
 317         { CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
 318           SYS_FSL_OCRAM_SPACE_SIZE,
 319           PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 320         },
 321         { CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
 322           CONFIG_SYS_FSL_DCSR_SIZE,
 323           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 324           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 325         },
 326         { CONFIG_SYS_FSL_QSPI_BASE, CONFIG_SYS_FSL_QSPI_BASE,
 327           CONFIG_SYS_FSL_QSPI_SIZE,
 328           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 329           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 330         },
 331 #ifdef CONFIG_FSL_IFC
 332         { CONFIG_SYS_FSL_IFC_BASE, CONFIG_SYS_FSL_IFC_BASE,
 333           CONFIG_SYS_FSL_IFC_SIZE,
 334           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
 335         },
 336 #endif
 337         { CONFIG_SYS_FSL_DRAM_BASE1, CONFIG_SYS_FSL_DRAM_BASE1,
 338           CONFIG_SYS_FSL_DRAM_SIZE1,
 339           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 340           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 341         },
 342         { CONFIG_SYS_FSL_QBMAN_BASE, CONFIG_SYS_FSL_QBMAN_BASE,
 343           CONFIG_SYS_FSL_QBMAN_SIZE,
 344           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 345           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 346         },
 347         { CONFIG_SYS_FSL_DRAM_BASE2, CONFIG_SYS_FSL_DRAM_BASE2,
 348           CONFIG_SYS_FSL_DRAM_SIZE2,
 349           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 350           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 351         },
 352         { CONFIG_SYS_PCIE1_PHYS_ADDR, CONFIG_SYS_PCIE1_PHYS_ADDR,
 353           CONFIG_SYS_PCIE1_PHYS_SIZE,
 354           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 355           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 356         },
 357         { CONFIG_SYS_PCIE2_PHYS_ADDR, CONFIG_SYS_PCIE2_PHYS_ADDR,
 358           CONFIG_SYS_PCIE2_PHYS_SIZE,
 359           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 360           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 361         },
 362 #ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
 363         { CONFIG_SYS_PCIE3_PHYS_ADDR, CONFIG_SYS_PCIE3_PHYS_ADDR,
 364           CONFIG_SYS_PCIE3_PHYS_SIZE,
 365           PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
 366           PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 367         },
 368 #endif
 369         { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
 370           CONFIG_SYS_FSL_DRAM_SIZE3,
 371           PTE_BLOCK_MEMTYPE(MT_NORMAL) |
 372           PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
 373         },
 374 #endif
 375 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
 376         {},     /* space holder for secure mem */
 377 #endif
 378         {},
 379 };
 380
 381 struct mm_region *mem_map = early_map;
 382
 383 void cpu_name(char *name)
 384 {
 385         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 386         unsigned int i, svr, ver;
 387
 388         svr = gur_in32(&gur->svr);
 389         ver = SVR_SOC_VER(svr);
 390
 391         for (i = 0; i < ARRAY_SIZE(cpu_type_list); i++)
 392                 if ((cpu_type_list[i].soc_ver & SVR_WO_E) == ver) {
 393                         strcpy(name, cpu_type_list[i].name);
 394 #ifdef CONFIG_ARCH_LX2160A
 395                         if (IS_C_PROCESSOR(svr))
 396                                 strcat(name, "C");
 397 #endif
 398
 399                         if (IS_E_PROCESSOR(svr))
 400                                 strcat(name, "E");
 401
 402                         sprintf(name + strlen(name), " Rev%d.%d",
 403                                 SVR_MAJ(svr), SVR_MIN(svr));
 404                         break;
 405                 }
 406
 407         if (i == ARRAY_SIZE(cpu_type_list))
 408                 strcpy(name, "unknown");
 409 }
 410
 411 #if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 412 /*
 413  * To start MMU before DDR is available, we create MMU table in SRAM.
 414  * The base address of SRAM is CONFIG_SYS_FSL_OCRAM_BASE. We use three
 415  * levels of translation tables here to cover 40-bit address space.
 416  * We use 4KB granule size, with 40 bits physical address, T0SZ=24
 417  * Address above EARLY_PGTABLE_SIZE (0x5000) is free for other purpose.
 418  * Note, the debug print in cache_v8.c is not usable for debugging
 419  * these early MMU tables because UART is not yet available.
 420  */
 421 static inline void early_mmu_setup(void)
 422 {
 423         unsigned int el = current_el();
 424
 425         /* global data is already setup, no allocation yet */
 426         if (el == 3)
 427                 gd->arch.tlb_addr = CONFIG_SYS_FSL_OCRAM_BASE;
 428         else
 429                 gd->arch.tlb_addr = CONFIG_SYS_DDR_SDRAM_BASE;
 430         gd->arch.tlb_fillptr = gd->arch.tlb_addr;
 431         gd->arch.tlb_size = EARLY_PGTABLE_SIZE;
 432
 433         /* Create early page tables */
 434         setup_pgtables();
 435
 436         /* point TTBR to the new table */
 437         set_ttbr_tcr_mair(el, gd->arch.tlb_addr,
 438                           get_tcr(el, NULL, NULL) &
 439                           ~(TCR_ORGN_MASK | TCR_IRGN_MASK),
 440                           MEMORY_ATTRIBUTES);
 441
 442         set_sctlr(get_sctlr() | CR_M);
 443 }
 444
 445 static void fix_pcie_mmu_map(void)
 446 {
 447 #ifdef CONFIG_ARCH_LS2080A
 448         unsigned int i;
 449         u32 svr, ver;
 450         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 451
 452         svr = gur_in32(&gur->svr);
 453         ver = SVR_SOC_VER(svr);
 454
 455         /* Fix PCIE base and size for LS2088A */
 456         if ((ver == SVR_LS2088A) || (ver == SVR_LS2084A) ||
 457             (ver == SVR_LS2048A) || (ver == SVR_LS2044A) ||
 458             (ver == SVR_LS2081A) || (ver == SVR_LS2041A)) {
 459                 for (i = 0; i < ARRAY_SIZE(final_map); i++) {
 460                         switch (final_map[i].phys) {
 461                         case CONFIG_SYS_PCIE1_PHYS_ADDR:
 462                                 final_map[i].phys = 0x2000000000ULL;
 463                                 final_map[i].virt = 0x2000000000ULL;
 464                                 final_map[i].size = 0x800000000ULL;
 465                                 break;
 466                         case CONFIG_SYS_PCIE2_PHYS_ADDR:
 467                                 final_map[i].phys = 0x2800000000ULL;
 468                                 final_map[i].virt = 0x2800000000ULL;
 469                                 final_map[i].size = 0x800000000ULL;
 470                                 break;
 471 #ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
 472                         case CONFIG_SYS_PCIE3_PHYS_ADDR:
 473                                 final_map[i].phys = 0x3000000000ULL;
 474                                 final_map[i].virt = 0x3000000000ULL;
 475                                 final_map[i].size = 0x800000000ULL;
 476                                 break;
 477 #endif
 478 #ifdef CONFIG_SYS_PCIE4_PHYS_ADDR
 479                         case CONFIG_SYS_PCIE4_PHYS_ADDR:
 480                                 final_map[i].phys = 0x3800000000ULL;
 481                                 final_map[i].virt = 0x3800000000ULL;
 482                                 final_map[i].size = 0x800000000ULL;
 483                                 break;
 484 #endif
 485                         default:
 486                                 break;
 487                         }
 488                 }
 489         }
 490 #endif
 491 }
 492
 493 /*
 494  * The final tables look similar to early tables, but different in detail.
 495  * These tables are in DRAM. Sub tables are added to enable cache for
 496  * QBMan and OCRAM.
 497  *
 498  * Put the MMU table in secure memory if gd->arch.secure_ram is valid.
 499  * OCRAM will be not used for this purpose so gd->arch.secure_ram can't be 0.
 500  */
 501 static inline void final_mmu_setup(void)
 502 {
 503         u64 tlb_addr_save = gd->arch.tlb_addr;
 504         unsigned int el = current_el();
 505         int index;
 506
 507         /* fix the final_map before filling in the block entries */
 508         fix_pcie_mmu_map();
 509
 510         mem_map = final_map;
 511
 512         /* Update mapping for DDR to actual size */
 513         for (index = 0; index < ARRAY_SIZE(final_map) - 2; index++) {
 514                 /*
 515                  * Find the entry for DDR mapping and update the address and
 516                  * size. Zero-sized mapping will be skipped when creating MMU
 517                  * table.
 518                  */
 519                 switch (final_map[index].virt) {
 520                 case CONFIG_SYS_FSL_DRAM_BASE1:
 521                         final_map[index].virt = gd->bd->bi_dram[0].start;
 522                         final_map[index].phys = gd->bd->bi_dram[0].start;
 523                         final_map[index].size = gd->bd->bi_dram[0].size;
 524                         break;
 525 #ifdef CONFIG_SYS_FSL_DRAM_BASE2
 526                 case CONFIG_SYS_FSL_DRAM_BASE2:
 527 #if (CONFIG_NR_DRAM_BANKS >= 2)
 528                         final_map[index].virt = gd->bd->bi_dram[1].start;
 529                         final_map[index].phys = gd->bd->bi_dram[1].start;
 530                         final_map[index].size = gd->bd->bi_dram[1].size;
 531 #else
 532                         final_map[index].size = 0;
 533 #endif
 534                 break;
 535 #endif
 536 #ifdef CONFIG_SYS_FSL_DRAM_BASE3
 537                 case CONFIG_SYS_FSL_DRAM_BASE3:
 538 #if (CONFIG_NR_DRAM_BANKS >= 3)
 539                         final_map[index].virt = gd->bd->bi_dram[2].start;
 540                         final_map[index].phys = gd->bd->bi_dram[2].start;
 541                         final_map[index].size = gd->bd->bi_dram[2].size;
 542 #else
 543                         final_map[index].size = 0;
 544 #endif
 545                 break;
 546 #endif
 547                 default:
 548                         break;
 549                 }
 550         }
 551
 552 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
 553         if (gd->arch.secure_ram & MEM_RESERVE_SECURE_MAINTAINED) {
 554                 if (el == 3) {
 555                         /*
 556                          * Only use gd->arch.secure_ram if the address is
 557                          * recalculated. Align to 4KB for MMU table.
 558                          */
 559                         /* put page tables in secure ram */
 560                         index = ARRAY_SIZE(final_map) - 2;
 561                         gd->arch.tlb_addr = gd->arch.secure_ram & ~0xfff;
 562                         final_map[index].virt = gd->arch.secure_ram & ~0x3;
 563                         final_map[index].phys = final_map[index].virt;
 564                         final_map[index].size = CONFIG_SYS_MEM_RESERVE_SECURE;
 565                         final_map[index].attrs = PTE_BLOCK_OUTER_SHARE;
 566                         gd->arch.secure_ram |= MEM_RESERVE_SECURE_SECURED;
 567                         tlb_addr_save = gd->arch.tlb_addr;
 568                 } else {
 569                         /* Use allocated (board_f.c) memory for TLB */
 570                         tlb_addr_save = gd->arch.tlb_allocated;
 571                         gd->arch.tlb_addr = tlb_addr_save;
 572                 }
 573         }
 574 #endif
 575
 576         /* Reset the fill ptr */
 577         gd->arch.tlb_fillptr = tlb_addr_save;
 578
 579         /* Create normal system page tables */
 580         setup_pgtables();
 581
 582         /* Create emergency page tables */
 583         gd->arch.tlb_addr = gd->arch.tlb_fillptr;
 584         gd->arch.tlb_emerg = gd->arch.tlb_addr;
 585         setup_pgtables();
 586         gd->arch.tlb_addr = tlb_addr_save;
 587
 588         /* Disable cache and MMU */
 589         dcache_disable();       /* TLBs are invalidated */
 590         invalidate_icache_all();
 591
 592         /* point TTBR to the new table */
 593         set_ttbr_tcr_mair(el, gd->arch.tlb_addr, get_tcr(el, NULL, NULL),
 594                           MEMORY_ATTRIBUTES);
 595
 596         set_sctlr(get_sctlr() | CR_M);
 597 }
 598
 599 u64 get_page_table_size(void)
 600 {
 601         return 0x10000;
 602 }
 603
 604 int arch_cpu_init(void)
 605 {
 606         /*
 607          * This function is called before U-Boot relocates itself to speed up
 608          * on system running. It is not necessary to run if performance is not
 609          * critical. Skip if MMU is already enabled by SPL or other means.
 610          */
 611         if (get_sctlr() & CR_M)
 612                 return 0;
 613
 614         icache_enable();
 615         __asm_invalidate_dcache_all();
 616         __asm_invalidate_tlb_all();
 617         early_mmu_setup();
 618         set_sctlr(get_sctlr() | CR_C);
 619         return 0;
 620 }
 621
 622 void mmu_setup(void)
 623 {
 624         final_mmu_setup();
 625 }
 626
 627 /*
 628  * This function is called from common/board_r.c.
 629  * It recreates MMU table in main memory.
 630  */
 631 void enable_caches(void)
 632 {
 633         mmu_setup();
 634         __asm_invalidate_tlb_all();
 635         icache_enable();
 636         dcache_enable();
 637 }
 638 #endif  /* !CONFIG_IS_ENABLED(SYS_DCACHE_OFF) */
 639
 640 #ifdef CONFIG_TFABOOT
 641 enum boot_src __get_boot_src(u32 porsr1)
 642 {
 643         enum boot_src src = BOOT_SOURCE_RESERVED;
 644         u32 rcw_src = (porsr1 & RCW_SRC_MASK) >> RCW_SRC_BIT;
 645 #if !defined(CONFIG_NXP_LSCH3_2)
 646         u32 val;
 647 #endif
 648         debug("%s: rcw_src 0x%x\n", __func__, rcw_src);
 649
 650 #if defined(CONFIG_FSL_LSCH3)
 651 #if defined(CONFIG_NXP_LSCH3_2)
 652         switch (rcw_src) {
 653         case RCW_SRC_SDHC1_VAL:
 654                 src = BOOT_SOURCE_SD_MMC;
 655         break;
 656         case RCW_SRC_SDHC2_VAL:
 657                 src = BOOT_SOURCE_SD_MMC2;
 658         break;
 659         case RCW_SRC_I2C1_VAL:
 660                 src = BOOT_SOURCE_I2C1_EXTENDED;
 661         break;
 662         case RCW_SRC_FLEXSPI_NAND2K_VAL:
 663                 src = BOOT_SOURCE_XSPI_NAND;
 664         break;
 665         case RCW_SRC_FLEXSPI_NAND4K_VAL:
 666                 src = BOOT_SOURCE_XSPI_NAND;
 667         break;
 668         case RCW_SRC_RESERVED_1_VAL:
 669                 src = BOOT_SOURCE_RESERVED;
 670         break;
 671         case RCW_SRC_FLEXSPI_NOR_24B:
 672                 src = BOOT_SOURCE_XSPI_NOR;
 673         break;
 674         default:
 675                 src = BOOT_SOURCE_RESERVED;
 676         }
 677 #else
 678         val = rcw_src & RCW_SRC_TYPE_MASK;
 679         if (val == RCW_SRC_NOR_VAL) {
 680                 val = rcw_src & NOR_TYPE_MASK;
 681
 682                 switch (val) {
 683                 case NOR_16B_VAL:
 684                 case NOR_32B_VAL:
 685                         src = BOOT_SOURCE_IFC_NOR;
 686                 break;
 687                 default:
 688                         src = BOOT_SOURCE_RESERVED;
 689                 }
 690         } else {
 691                 /* RCW SRC Serial Flash */
 692                 val = rcw_src & RCW_SRC_SERIAL_MASK;
 693                 switch (val) {
 694                 case RCW_SRC_QSPI_VAL:
 695                 /* RCW SRC Serial NOR (QSPI) */
 696                         src = BOOT_SOURCE_QSPI_NOR;
 697                         break;
 698                 case RCW_SRC_SD_CARD_VAL:
 699                 /* RCW SRC SD Card */
 700                         src = BOOT_SOURCE_SD_MMC;
 701                         break;
 702                 case RCW_SRC_EMMC_VAL:
 703                 /* RCW SRC EMMC */
 704                         src = BOOT_SOURCE_SD_MMC;
 705                         break;
 706                 case RCW_SRC_I2C1_VAL:
 707                 /* RCW SRC I2C1 Extended */
 708                         src = BOOT_SOURCE_I2C1_EXTENDED;
 709                         break;
 710                 default:
 711                         src = BOOT_SOURCE_RESERVED;
 712                 }
 713         }
 714 #endif
 715 #elif defined(CONFIG_FSL_LSCH2)
 716         /* RCW SRC NAND */
 717         val = rcw_src & RCW_SRC_NAND_MASK;
 718         if (val == RCW_SRC_NAND_VAL) {
 719                 val = rcw_src & NAND_RESERVED_MASK;
 720                 if (val != NAND_RESERVED_1 && val != NAND_RESERVED_2)
 721                         src = BOOT_SOURCE_IFC_NAND;
 722
 723         } else {
 724                 /* RCW SRC NOR */
 725                 val = rcw_src & RCW_SRC_NOR_MASK;
 726                 if (val == NOR_8B_VAL || val == NOR_16B_VAL) {
 727                         src = BOOT_SOURCE_IFC_NOR;
 728                 } else {
 729                         switch (rcw_src) {
 730                         case QSPI_VAL1:
 731                         case QSPI_VAL2:
 732                                 src = BOOT_SOURCE_QSPI_NOR;
 733                                 break;
 734                         case SD_VAL:
 735                                 src = BOOT_SOURCE_SD_MMC;
 736                                 break;
 737                         default:
 738                                 src = BOOT_SOURCE_RESERVED;
 739                         }
 740                 }
 741         }
 742 #endif
 743
 744         if (CONFIG_IS_ENABLED(SYS_FSL_ERRATUM_A010539) && !rcw_src)
 745                 src = BOOT_SOURCE_QSPI_NOR;
 746
 747         debug("%s: src 0x%x\n", __func__, src);
 748         return src;
 749 }
 750
 751 enum boot_src get_boot_src(void)
 752 {
 753         struct pt_regs regs;
 754         u32 porsr1 = 0;
 755
 756 #if defined(CONFIG_FSL_LSCH3)
 757         u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
 758 #elif defined(CONFIG_FSL_LSCH2)
 759         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 760 #endif
 761
 762         if (current_el() == 2) {
 763                 regs.regs[0] = SIP_SVC_RCW;
 764
 765                 smc_call(&regs);
 766                 if (!regs.regs[0])
 767                         porsr1 = regs.regs[1];
 768         }
 769
 770         if (current_el() == 3 || !porsr1) {
 771 #ifdef CONFIG_FSL_LSCH3
 772                 porsr1 = in_le32(dcfg_ccsr + DCFG_PORSR1 / 4);
 773 #elif defined(CONFIG_FSL_LSCH2)
 774                 porsr1 = in_be32(&gur->porsr1);
 775 #endif
 776         }
 777
 778         debug("%s: porsr1 0x%x\n", __func__, porsr1);
 779
 780         return __get_boot_src(porsr1);
 781 }
 782
 783 #ifdef CONFIG_ENV_IS_IN_MMC
 784 int mmc_get_env_dev(void)
 785 {
 786         enum boot_src src = get_boot_src();
 787         int dev = CONFIG_SYS_MMC_ENV_DEV;
 788
 789         switch (src) {
 790         case BOOT_SOURCE_SD_MMC:
 791                 dev = 0;
 792                 break;
 793         case BOOT_SOURCE_SD_MMC2:
 794                 dev = 1;
 795                 break;
 796         default:
 797                 break;
 798         }
 799
 800         return dev;
 801 }
 802 #endif
 803
 804 enum env_location env_get_location(enum env_operation op, int prio)
 805 {
 806         enum boot_src src = get_boot_src();
 807         enum env_location env_loc = ENVL_NOWHERE;
 808
 809         if (prio)
 810                 return ENVL_UNKNOWN;
 811
 812 #ifdef  CONFIG_ENV_IS_NOWHERE
 813         return env_loc;
 814 #endif
 815
 816         switch (src) {
 817         case BOOT_SOURCE_IFC_NOR:
 818                 env_loc = ENVL_FLASH;
 819                 break;
 820         case BOOT_SOURCE_QSPI_NOR:
 821                 /* FALLTHROUGH */
 822         case BOOT_SOURCE_XSPI_NOR:
 823                 env_loc = ENVL_SPI_FLASH;
 824                 break;
 825         case BOOT_SOURCE_IFC_NAND:
 826                 /* FALLTHROUGH */
 827         case BOOT_SOURCE_QSPI_NAND:
 828                 /* FALLTHROUGH */
 829         case BOOT_SOURCE_XSPI_NAND:
 830                 env_loc = ENVL_NAND;
 831                 break;
 832         case BOOT_SOURCE_SD_MMC:
 833                 /* FALLTHROUGH */
 834         case BOOT_SOURCE_SD_MMC2:
 835                 env_loc =  ENVL_MMC;
 836                 break;
 837         case BOOT_SOURCE_I2C1_EXTENDED:
 838                 /* FALLTHROUGH */
 839         default:
 840                 break;
 841         }
 842
 843         return env_loc;
 844 }
 845 #endif  /* CONFIG_TFABOOT */
 846
 847 u32 initiator_type(u32 cluster, int init_id)
 848 {
 849         struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 850         u32 idx = (cluster >> (init_id * 8)) & TP_CLUSTER_INIT_MASK;
 851         u32 type = 0;
 852
 853         type = gur_in32(&gur->tp_ityp[idx]);
 854         if (type & TP_ITYP_AV)
 855                 return type;
 856
 857         return 0;
 858 }
 859
 860 u32 cpu_pos_mask(void)
 861 {
 862         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 863         int i = 0;
 864         u32 cluster, type, mask = 0;
 865
 866         do {
 867                 int j;
 868
 869                 cluster = gur_in32(&gur->tp_cluster[i].lower);
 870                 for (j = 0; j < TP_INIT_PER_CLUSTER; j++) {
 871                         type = initiator_type(cluster, j);
 872                         if (type && (TP_ITYP_TYPE(type) == TP_ITYP_TYPE_ARM))
 873                                 mask |= 1 << (i * TP_INIT_PER_CLUSTER + j);
 874                 }
 875                 i++;
 876         } while ((cluster & TP_CLUSTER_EOC) == 0x0);
 877
 878         return mask;
 879 }
 880
 881 u32 cpu_mask(void)
 882 {
 883         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 884         int i = 0, count = 0;
 885         u32 cluster, type, mask = 0;
 886
 887         do {
 888                 int j;
 889
 890                 cluster = gur_in32(&gur->tp_cluster[i].lower);
 891                 for (j = 0; j < TP_INIT_PER_CLUSTER; j++) {
 892                         type = initiator_type(cluster, j);
 893                         if (type) {
 894                                 if (TP_ITYP_TYPE(type) == TP_ITYP_TYPE_ARM)
 895                                         mask |= 1 << count;
 896                                 count++;
 897                         }
 898                 }
 899                 i++;
 900         } while ((cluster & TP_CLUSTER_EOC) == 0x0);
 901
 902         return mask;
 903 }
 904
 905 /*
 906  * Return the number of cores on this SOC.
 907  */
 908 int cpu_numcores(void)
 909 {
 910         return hweight32(cpu_mask());
 911 }
 912
 913 int fsl_qoriq_core_to_cluster(unsigned int core)
 914 {
 915         struct ccsr_gur __iomem *gur =
 916                 (void __iomem *)(CONFIG_SYS_FSL_GUTS_ADDR);
 917         int i = 0, count = 0;
 918         u32 cluster;
 919
 920         do {
 921                 int j;
 922
 923                 cluster = gur_in32(&gur->tp_cluster[i].lower);
 924                 for (j = 0; j < TP_INIT_PER_CLUSTER; j++) {
 925                         if (initiator_type(cluster, j)) {
 926                                 if (count == core)
 927                                         return i;
 928                                 count++;
 929                         }
 930                 }
 931                 i++;
 932         } while ((cluster & TP_CLUSTER_EOC) == 0x0);
 933
 934         return -1;      /* cannot identify the cluster */
 935 }
 936
 937 u32 fsl_qoriq_core_to_type(unsigned int core)
 938 {
 939         struct ccsr_gur __iomem *gur =
 940                 (void __iomem *)(CONFIG_SYS_FSL_GUTS_ADDR);
 941         int i = 0, count = 0;
 942         u32 cluster, type;
 943
 944         do {
 945                 int j;
 946
 947                 cluster = gur_in32(&gur->tp_cluster[i].lower);
 948                 for (j = 0; j < TP_INIT_PER_CLUSTER; j++) {
 949                         type = initiator_type(cluster, j);
 950                         if (type) {
 951                                 if (count == core)
 952                                         return type;
 953                                 count++;
 954                         }
 955                 }
 956                 i++;
 957         } while ((cluster & TP_CLUSTER_EOC) == 0x0);
 958
 959         return -1;      /* cannot identify the cluster */
 960 }
 961
 962 #ifndef CONFIG_FSL_LSCH3
 963 uint get_svr(void)
 964 {
 965         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 966
 967         return gur_in32(&gur->svr);
 968 }
 969 #endif
 970
 971 #ifdef CONFIG_DISPLAY_CPUINFO
 972 int print_cpuinfo(void)
 973 {
 974         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 975         struct sys_info sysinfo;
 976         char buf[32];
 977         unsigned int i, core;
 978         u32 type, rcw, svr = gur_in32(&gur->svr);
 979
 980         puts("SoC: ");
 981
 982         cpu_name(buf);
 983         printf(" %s (0x%x)\n", buf, svr);
 984         memset((u8 *)buf, 0x00, ARRAY_SIZE(buf));
 985         get_sys_info(&sysinfo);
 986         puts("Clock Configuration:");
 987         for_each_cpu(i, core, cpu_numcores(), cpu_mask()) {
 988                 if (!(i % 3))
 989                         puts("\n       ");
 990                 type = TP_ITYP_VER(fsl_qoriq_core_to_type(core));
 991                 printf("CPU%d(%s):%-4s MHz  ", core,
 992                        type == TY_ITYP_VER_A7 ? "A7 " :
 993                        (type == TY_ITYP_VER_A53 ? "A53" :
 994                        (type == TY_ITYP_VER_A57 ? "A57" :
 995                        (type == TY_ITYP_VER_A72 ? "A72" : "   "))),
 996                        strmhz(buf, sysinfo.freq_processor[core]));
 997         }
 998         /* Display platform clock as Bus frequency. */
 999         printf("\n       Bus:      %-4s MHz  ",
1000                strmhz(buf, sysinfo.freq_systembus / CONFIG_SYS_FSL_PCLK_DIV));
1001         printf("DDR:      %-4s MT/s", strmhz(buf, sysinfo.freq_ddrbus));
1002 #ifdef CONFIG_SYS_DPAA_FMAN
1003         printf("  FMAN:     %-4s MHz", strmhz(buf, sysinfo.freq_fman[0]));
1004 #endif
1005 #ifdef CONFIG_SYS_FSL_HAS_DP_DDR
1006         if (soc_has_dp_ddr()) {
1007                 printf("     DP-DDR:   %-4s MT/s",
1008                        strmhz(buf, sysinfo.freq_ddrbus2));
1009         }
1010 #endif
1011         puts("\n");
1012
1013         /*
1014          * Display the RCW, so that no one gets confused as to what RCW
1015          * we're actually using for this boot.
1016          */
1017         puts("Reset Configuration Word (RCW):");
1018         for (i = 0; i < ARRAY_SIZE(gur->rcwsr); i++) {
1019                 rcw = gur_in32(&gur->rcwsr[i]);
1020                 if ((i % 4) == 0)
1021                         printf("\n       %08x:", i * 4);
1022                 printf(" %08x", rcw);
1023         }
1024         puts("\n");
1025
1026         return 0;
1027 }
1028 #endif
1029
1030 #ifdef CONFIG_FSL_ESDHC
1031 int cpu_mmc_init(bd_t *bis)
1032 {
1033         return fsl_esdhc_mmc_init(bis);
1034 }
1035 #endif
1036
1037 int cpu_eth_init(bd_t *bis)
1038 {
1039         int error = 0;
1040
1041 #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
1042         error = fsl_mc_ldpaa_init(bis);
1043 #endif
1044 #ifdef CONFIG_FMAN_ENET
1045         fm_standard_init(bis);
1046 #endif
1047         return error;
1048 }
1049
1050 static inline int check_psci(void)
1051 {
1052         unsigned int psci_ver;
1053
1054         psci_ver = sec_firmware_support_psci_version();
1055         if (psci_ver == PSCI_INVALID_VER)
1056                 return 1;
1057
1058         return 0;
1059 }
1060
1061 static void config_core_prefetch(void)
1062 {
1063         char *buf = NULL;
1064         char buffer[HWCONFIG_BUFFER_SIZE];
1065         const char *prefetch_arg = NULL;
1066         size_t arglen;
1067         unsigned int mask;
1068         struct pt_regs regs;
1069
1070         if (env_get_f("hwconfig", buffer, sizeof(buffer)) > 0)
1071                 buf = buffer;
1072
1073         prefetch_arg = hwconfig_subarg_f("core_prefetch", "disable",
1074                                          &arglen, buf);
1075
1076         if (prefetch_arg) {
1077                 mask = simple_strtoul(prefetch_arg, NULL, 0) & 0xff;
1078                 if (mask & 0x1) {
1079                         printf("Core0 prefetch can't be disabled\n");
1080                         return;
1081                 }
1082
1083 #define SIP_PREFETCH_DISABLE_64 0xC200FF13
1084                 regs.regs[0] = SIP_PREFETCH_DISABLE_64;
1085                 regs.regs[1] = mask;
1086                 smc_call(&regs);
1087
1088                 if (regs.regs[0])
1089                         printf("Prefetch disable config failed for mask ");
1090                 else
1091                         printf("Prefetch disable config passed for mask ");
1092                 printf("0x%x\n", mask);
1093         }
1094 }
1095
1096 int arch_early_init_r(void)
1097 {
1098 #ifdef CONFIG_SYS_FSL_ERRATUM_A009635
1099         u32 svr_dev_id;
1100         /*
1101          * erratum A009635 is valid only for LS2080A SoC and
1102          * its personalitiesi
1103          */
1104         svr_dev_id = get_svr();
1105         if (IS_SVR_DEV(svr_dev_id, SVR_DEV(SVR_LS2080A)))
1106                 erratum_a009635();
1107 #endif
1108 #if defined(CONFIG_SYS_FSL_ERRATUM_A009942) && defined(CONFIG_SYS_FSL_DDR)
1109         erratum_a009942_check_cpo();
1110 #endif
1111         if (check_psci()) {
1112                 debug("PSCI: PSCI does not exist.\n");
1113
1114                 /* if PSCI does not exist, boot secondary cores here */
1115                 if (fsl_layerscape_wake_seconday_cores())
1116                         printf("Did not wake secondary cores\n");
1117         }
1118
1119         config_core_prefetch();
1120
1121 #ifdef CONFIG_SYS_HAS_SERDES
1122         fsl_serdes_init();
1123 #endif
1124 #ifdef CONFIG_SYS_FSL_HAS_RGMII
1125         /* some dpmacs in armv8a based freescale layerscape SOCs can be
1126          * configured via both serdes(sgmii, xfi, xlaui etc) bits and via
1127          * EC*_PMUX(rgmii) bits in RCW.
1128          * e.g. dpmac 17 and 18 in LX2160A can be configured as SGMII from
1129          * serdes bits and as RGMII via EC1_PMUX/EC2_PMUX bits
1130          * Now if a dpmac is enabled by serdes bits then it takes precedence
1131          * over EC*_PMUX bits. i.e. in LX2160A if we select serdes protocol
1132          * that configures dpmac17 as SGMII and set the EC1_PMUX as RGMII,
1133          * then the dpmac is SGMII and not RGMII.
1134          *
1135          * Therefore, move the fsl_rgmii_init after fsl_serdes_init. in
1136          * fsl_rgmii_init function of SOC, we will check if the dpmac is enabled
1137          * or not? if it is (fsl_serdes_init has already enabled the dpmac),
1138          * then don't enable it.
1139          */
1140         fsl_rgmii_init();
1141 #endif
1142 #ifdef CONFIG_FMAN_ENET
1143         fman_enet_init();
1144 #endif
1145 #ifdef CONFIG_SYS_DPAA_QBMAN
1146         setup_qbman_portals();
1147 #endif
1148         return 0;
1149 }
1150
1151 int timer_init(void)
1152 {
1153         u32 __iomem *cntcr = (u32 *)CONFIG_SYS_FSL_TIMER_ADDR;
1154 #ifdef CONFIG_FSL_LSCH3
1155         u32 __iomem *cltbenr = (u32 *)CONFIG_SYS_FSL_PMU_CLTBENR;
1156 #endif
1157 #if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
1158         u32 __iomem *pctbenr = (u32 *)FSL_PMU_PCTBENR_OFFSET;
1159         u32 svr_dev_id;
1160 #endif
1161 #ifdef COUNTER_FREQUENCY_REAL
1162         unsigned long cntfrq = COUNTER_FREQUENCY_REAL;
1163
1164         /* Update with accurate clock frequency */
1165         if (current_el() == 3)
1166                 asm volatile("msr cntfrq_el0, %0" : : "r" (cntfrq) : "memory");
1167 #endif
1168
1169 #ifdef CONFIG_FSL_LSCH3
1170         /* Enable timebase for all clusters.
1171          * It is safe to do so even some clusters are not enabled.
1172          */
1173         out_le32(cltbenr, 0xf);
1174 #endif
1175
1176 #if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
1177         /*
1178          * In certain Layerscape SoCs, the clock for each core's
1179          * has an enable bit in the PMU Physical Core Time Base Enable
1180          * Register (PCTBENR), which allows the watchdog to operate.
1181          */
1182         setbits_le32(pctbenr, 0xff);
1183         /*
1184          * For LS2080A SoC and its personalities, timer controller
1185          * offset is different
1186          */
1187         svr_dev_id = get_svr();
1188         if (IS_SVR_DEV(svr_dev_id, SVR_DEV(SVR_LS2080A)))
1189                 cntcr = (u32 *)SYS_FSL_LS2080A_LS2085A_TIMER_ADDR;
1190
1191 #endif
1192
1193         /* Enable clock for timer
1194          * This is a global setting.
1195          */
1196         out_le32(cntcr, 0x1);
1197
1198         return 0;
1199 }
1200
1201 __efi_runtime_data u32 __iomem *rstcr = (u32 *)CONFIG_SYS_FSL_RST_ADDR;
1202
1203 void __efi_runtime reset_cpu(ulong addr)
1204 {
1205         u32 val;
1206
1207 #ifdef CONFIG_ARCH_LX2160A
1208         val = in_le32(rstcr);
1209         val |= 0x01;
1210         out_le32(rstcr, val);
1211 #else
1212         /* Raise RESET_REQ_B */
1213         val = scfg_in32(rstcr);
1214         val |= 0x02;
1215         scfg_out32(rstcr, val);
1216 #endif
1217 }
1218
1219 #ifdef CONFIG_EFI_LOADER
1220
1221 void __efi_runtime EFIAPI efi_reset_system(
1222                        enum efi_reset_type reset_type,
1223                        efi_status_t reset_status,
1224                        unsigned long data_size, void *reset_data)
1225 {
1226         switch (reset_type) {
1227         case EFI_RESET_COLD:
1228         case EFI_RESET_WARM:
1229         case EFI_RESET_PLATFORM_SPECIFIC:
1230                 reset_cpu(0);
1231                 break;
1232         case EFI_RESET_SHUTDOWN:
1233                 /* Nothing we can do */
1234                 break;
1235         }
1236
1237         while (1) { }
1238 }
1239
1240 efi_status_t efi_reset_system_init(void)
1241 {
1242         return efi_add_runtime_mmio(&rstcr, sizeof(*rstcr));
1243 }
1244
1245 #endif
1246
1247 /*
1248  * Calculate reserved memory with given memory bank
1249  * Return aligned memory size on success
1250  * Return (ram_size + needed size) for failure
1251  */
1252 phys_size_t board_reserve_ram_top(phys_size_t ram_size)
1253 {
1254         phys_size_t ram_top = ram_size;
1255
1256 #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
1257         ram_top = mc_get_dram_block_size();
1258         if (ram_top > ram_size)
1259                 return ram_size + ram_top;
1260
1261         ram_top = ram_size - ram_top;
1262         /* The start address of MC reserved memory needs to be aligned. */
1263         ram_top &= ~(CONFIG_SYS_MC_RSV_MEM_ALIGN - 1);
1264 #endif
1265
1266         return ram_size - ram_top;
1267 }
1268
1269 phys_size_t get_effective_memsize(void)
1270 {
1271         phys_size_t ea_size, rem = 0;
1272
1273         /*
1274          * For ARMv8 SoCs, DDR memory is split into two or three regions. The
1275          * first region is 2GB space at 0x8000_0000. Secure memory needs to
1276          * allocated from first region. If the memory extends to  the second
1277          * region (or the third region if applicable), Management Complex (MC)
1278          * memory should be put into the highest region, i.e. the end of DDR
1279          * memory. CONFIG_MAX_MEM_MAPPED is set to the size of first region so
1280          * U-Boot doesn't relocate itself into higher address. Should DDR be
1281          * configured to skip the first region, this function needs to be
1282          * adjusted.
1283          */
1284         if (gd->ram_size > CONFIG_MAX_MEM_MAPPED) {
1285                 ea_size = CONFIG_MAX_MEM_MAPPED;
1286                 rem = gd->ram_size - ea_size;
1287         } else {
1288                 ea_size = gd->ram_size;
1289         }
1290
1291 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
1292         /* Check if we have enough space for secure memory */
1293         if (ea_size > CONFIG_SYS_MEM_RESERVE_SECURE)
1294                 ea_size -= CONFIG_SYS_MEM_RESERVE_SECURE;
1295         else
1296                 printf("Error: No enough space for secure memory.\n");
1297 #endif
1298         /* Check if we have enough memory for MC */
1299         if (rem < board_reserve_ram_top(rem)) {
1300                 /* Not enough memory in high region to reserve */
1301                 if (ea_size > board_reserve_ram_top(ea_size))
1302                         ea_size -= board_reserve_ram_top(ea_size);
1303                 else
1304                         printf("Error: No enough space for reserved memory.\n");
1305         }
1306
1307         return ea_size;
1308 }
1309
1310 #ifdef CONFIG_TFABOOT
1311 phys_size_t tfa_get_dram_size(void)
1312 {
1313         struct pt_regs regs;
1314         phys_size_t dram_size = 0;
1315
1316         regs.regs[0] = SMC_DRAM_BANK_INFO;
1317         regs.regs[1] = -1;
1318
1319         smc_call(&regs);
1320         if (regs.regs[0])
1321                 return 0;
1322
1323         dram_size = regs.regs[1];
1324         return dram_size;
1325 }
1326
1327 static int tfa_dram_init_banksize(void)
1328 {
1329         int i = 0, ret = 0;
1330         struct pt_regs regs;
1331         phys_size_t dram_size = tfa_get_dram_size();
1332
1333         debug("dram_size %llx\n", dram_size);
1334
1335         if (!dram_size)
1336                 return -EINVAL;
1337
1338         do {
1339                 regs.regs[0] = SMC_DRAM_BANK_INFO;
1340                 regs.regs[1] = i;
1341
1342                 smc_call(&regs);
1343                 if (regs.regs[0]) {
1344                         ret = -EINVAL;
1345                         break;
1346                 }
1347
1348                 debug("bank[%d]: start %lx, size %lx\n", i, regs.regs[1],
1349                       regs.regs[2]);
1350                 gd->bd->bi_dram[i].start = regs.regs[1];
1351                 gd->bd->bi_dram[i].size = regs.regs[2];
1352
1353                 dram_size -= gd->bd->bi_dram[i].size;
1354
1355                 i++;
1356         } while (dram_size);
1357
1358         if (i > 0)
1359                 ret = 0;
1360
1361 #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
1362         /* Assign memory for MC */
1363 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1364         if (gd->bd->bi_dram[2].size >=
1365             board_reserve_ram_top(gd->bd->bi_dram[2].size)) {
1366                 gd->arch.resv_ram = gd->bd->bi_dram[2].start +
1367                             gd->bd->bi_dram[2].size -
1368                             board_reserve_ram_top(gd->bd->bi_dram[2].size);
1369         } else
1370 #endif
1371         {
1372                 if (gd->bd->bi_dram[1].size >=
1373                     board_reserve_ram_top(gd->bd->bi_dram[1].size)) {
1374                         gd->arch.resv_ram = gd->bd->bi_dram[1].start +
1375                                 gd->bd->bi_dram[1].size -
1376                                 board_reserve_ram_top(gd->bd->bi_dram[1].size);
1377                 } else if (gd->bd->bi_dram[0].size >
1378                            board_reserve_ram_top(gd->bd->bi_dram[0].size)) {
1379                         gd->arch.resv_ram = gd->bd->bi_dram[0].start +
1380                                 gd->bd->bi_dram[0].size -
1381                                 board_reserve_ram_top(gd->bd->bi_dram[0].size);
1382                 }
1383         }
1384 #endif  /* CONFIG_FSL_MC_ENET */
1385
1386         return ret;
1387 }
1388 #endif
1389
1390 int dram_init_banksize(void)
1391 {
1392 #ifdef CONFIG_SYS_DP_DDR_BASE_PHY
1393         phys_size_t dp_ddr_size;
1394 #endif
1395
1396 #ifdef CONFIG_TFABOOT
1397         if (!tfa_dram_init_banksize())
1398                 return 0;
1399 #endif
1400         /*
1401          * gd->ram_size has the total size of DDR memory, less reserved secure
1402          * memory. The DDR extends from low region to high region(s) presuming
1403          * no hole is created with DDR configuration. gd->arch.secure_ram tracks
1404          * the location of secure memory. gd->arch.resv_ram tracks the location
1405          * of reserved memory for Management Complex (MC). Because gd->ram_size
1406          * is reduced by this function if secure memory is reserved, checking
1407          * gd->arch.secure_ram should be done to avoid running it repeatedly.
1408          */
1409
1410 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
1411         if (gd->arch.secure_ram & MEM_RESERVE_SECURE_MAINTAINED) {
1412                 debug("No need to run again, skip %s\n", __func__);
1413
1414                 return 0;
1415         }
1416 #endif
1417
1418         gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
1419         if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) {
1420                 gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE;
1421                 gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE;
1422                 gd->bd->bi_dram[1].size = gd->ram_size -
1423                                           CONFIG_SYS_DDR_BLOCK1_SIZE;
1424 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1425                 if (gd->bi_dram[1].size > CONFIG_SYS_DDR_BLOCK2_SIZE) {
1426                         gd->bd->bi_dram[2].start = CONFIG_SYS_DDR_BLOCK3_BASE;
1427                         gd->bd->bi_dram[2].size = gd->bd->bi_dram[1].size -
1428                                                   CONFIG_SYS_DDR_BLOCK2_SIZE;
1429                         gd->bd->bi_dram[1].size = CONFIG_SYS_DDR_BLOCK2_SIZE;
1430                 }
1431 #endif
1432         } else {
1433                 gd->bd->bi_dram[0].size = gd->ram_size;
1434         }
1435 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
1436         if (gd->bd->bi_dram[0].size >
1437                                 CONFIG_SYS_MEM_RESERVE_SECURE) {
1438                 gd->bd->bi_dram[0].size -=
1439                                 CONFIG_SYS_MEM_RESERVE_SECURE;
1440                 gd->arch.secure_ram = gd->bd->bi_dram[0].start +
1441                                       gd->bd->bi_dram[0].size;
1442                 gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
1443                 gd->ram_size -= CONFIG_SYS_MEM_RESERVE_SECURE;
1444         }
1445 #endif  /* CONFIG_SYS_MEM_RESERVE_SECURE */
1446
1447 #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
1448         /* Assign memory for MC */
1449 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1450         if (gd->bd->bi_dram[2].size >=
1451             board_reserve_ram_top(gd->bd->bi_dram[2].size)) {
1452                 gd->arch.resv_ram = gd->bd->bi_dram[2].start +
1453                             gd->bd->bi_dram[2].size -
1454                             board_reserve_ram_top(gd->bd->bi_dram[2].size);
1455         } else
1456 #endif
1457         {
1458                 if (gd->bd->bi_dram[1].size >=
1459                     board_reserve_ram_top(gd->bd->bi_dram[1].size)) {
1460                         gd->arch.resv_ram = gd->bd->bi_dram[1].start +
1461                                 gd->bd->bi_dram[1].size -
1462                                 board_reserve_ram_top(gd->bd->bi_dram[1].size);
1463                 } else if (gd->bd->bi_dram[0].size >
1464                            board_reserve_ram_top(gd->bd->bi_dram[0].size)) {
1465                         gd->arch.resv_ram = gd->bd->bi_dram[0].start +
1466                                 gd->bd->bi_dram[0].size -
1467                                 board_reserve_ram_top(gd->bd->bi_dram[0].size);
1468                 }
1469         }
1470 #endif  /* CONFIG_FSL_MC_ENET */
1471
1472 #ifdef CONFIG_SYS_DP_DDR_BASE_PHY
1473 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1474 #error "This SoC shouldn't have DP DDR"
1475 #endif
1476         if (soc_has_dp_ddr()) {
1477                 /* initialize DP-DDR here */
1478                 puts("DP-DDR:  ");
1479                 /*
1480                  * DDR controller use 0 as the base address for binding.
1481                  * It is mapped to CONFIG_SYS_DP_DDR_BASE for core to access.
1482                  */
1483                 dp_ddr_size = fsl_other_ddr_sdram(CONFIG_SYS_DP_DDR_BASE_PHY,
1484                                           CONFIG_DP_DDR_CTRL,
1485                                           CONFIG_DP_DDR_NUM_CTRLS,
1486                                           CONFIG_DP_DDR_DIMM_SLOTS_PER_CTLR,
1487                                           NULL, NULL, NULL);
1488                 if (dp_ddr_size) {
1489                         gd->bd->bi_dram[2].start = CONFIG_SYS_DP_DDR_BASE;
1490                         gd->bd->bi_dram[2].size = dp_ddr_size;
1491                 } else {
1492                         puts("Not detected");
1493                 }
1494         }
1495 #endif
1496
1497 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
1498         debug("%s is called. gd->ram_size is reduced to %lu\n",
1499               __func__, (ulong)gd->ram_size);
1500 #endif
1501
1502         return 0;
1503 }
1504
1505 #if CONFIG_IS_ENABLED(EFI_LOADER)
1506 void efi_add_known_memory(void)
1507 {
1508         int i;
1509         phys_addr_t ram_start, start;
1510         phys_size_t ram_size;
1511         u64 pages;
1512
1513         /* Add RAM */
1514         for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
1515 #ifdef CONFIG_SYS_DP_DDR_BASE_PHY
1516 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1517 #error "This SoC shouldn't have DP DDR"
1518 #endif
1519                 if (i == 2)
1520                         continue;       /* skip DP-DDR */
1521 #endif
1522                 ram_start = gd->bd->bi_dram[i].start;
1523                 ram_size = gd->bd->bi_dram[i].size;
1524 #ifdef CONFIG_RESV_RAM
1525                 if (gd->arch.resv_ram >= ram_start &&
1526                     gd->arch.resv_ram < ram_start + ram_size)
1527                         ram_size = gd->arch.resv_ram - ram_start;
1528 #endif
1529                 start = (ram_start + EFI_PAGE_MASK) & ~EFI_PAGE_MASK;
1530                 pages = (ram_size + EFI_PAGE_MASK) >> EFI_PAGE_SHIFT;
1531
1532                 efi_add_memory_map(start, pages, EFI_CONVENTIONAL_MEMORY,
1533                                    false);
1534         }
1535 }
1536 #endif
1537
1538 /*
1539  * Before DDR size is known, early MMU table have DDR mapped as device memory
1540  * to avoid speculative access. To relocate U-Boot to DDR, "normal memory"
1541  * needs to be set for these mappings.
1542  * If a special case configures DDR with holes in the mapping, the holes need
1543  * to be marked as invalid. This is not implemented in this function.
1544  */
1545 void update_early_mmu_table(void)
1546 {
1547         if (!gd->arch.tlb_addr)
1548                 return;
1549
1550         if (gd->ram_size <= CONFIG_SYS_FSL_DRAM_SIZE1) {
1551                 mmu_change_region_attr(
1552                                         CONFIG_SYS_SDRAM_BASE,
1553                                         gd->ram_size,
1554                                         PTE_BLOCK_MEMTYPE(MT_NORMAL)    |
1555                                         PTE_BLOCK_OUTER_SHARE           |
1556                                         PTE_BLOCK_NS                    |
1557                                         PTE_TYPE_VALID);
1558         } else {
1559                 mmu_change_region_attr(
1560                                         CONFIG_SYS_SDRAM_BASE,
1561                                         CONFIG_SYS_DDR_BLOCK1_SIZE,
1562                                         PTE_BLOCK_MEMTYPE(MT_NORMAL)    |
1563                                         PTE_BLOCK_OUTER_SHARE           |
1564                                         PTE_BLOCK_NS                    |
1565                                         PTE_TYPE_VALID);
1566 #ifdef CONFIG_SYS_DDR_BLOCK3_BASE
1567 #ifndef CONFIG_SYS_DDR_BLOCK2_SIZE
1568 #error "Missing CONFIG_SYS_DDR_BLOCK2_SIZE"
1569 #endif
1570                 if (gd->ram_size - CONFIG_SYS_DDR_BLOCK1_SIZE >
1571                     CONFIG_SYS_DDR_BLOCK2_SIZE) {
1572                         mmu_change_region_attr(
1573                                         CONFIG_SYS_DDR_BLOCK2_BASE,
1574                                         CONFIG_SYS_DDR_BLOCK2_SIZE,
1575                                         PTE_BLOCK_MEMTYPE(MT_NORMAL)    |
1576                                         PTE_BLOCK_OUTER_SHARE           |
1577                                         PTE_BLOCK_NS                    |
1578                                         PTE_TYPE_VALID);
1579                         mmu_change_region_attr(
1580                                         CONFIG_SYS_DDR_BLOCK3_BASE,
1581                                         gd->ram_size -
1582                                         CONFIG_SYS_DDR_BLOCK1_SIZE -
1583                                         CONFIG_SYS_DDR_BLOCK2_SIZE,
1584                                         PTE_BLOCK_MEMTYPE(MT_NORMAL)    |
1585                                         PTE_BLOCK_OUTER_SHARE           |
1586                                         PTE_BLOCK_NS                    |
1587                                         PTE_TYPE_VALID);
1588                 } else
1589 #endif
1590                 {
1591                         mmu_change_region_attr(
1592                                         CONFIG_SYS_DDR_BLOCK2_BASE,
1593                                         gd->ram_size -
1594                                         CONFIG_SYS_DDR_BLOCK1_SIZE,
1595                                         PTE_BLOCK_MEMTYPE(MT_NORMAL)    |
1596                                         PTE_BLOCK_OUTER_SHARE           |
1597                                         PTE_BLOCK_NS                    |
1598                                         PTE_TYPE_VALID);
1599                 }
1600         }
1601 }
1602
1603 __weak int dram_init(void)
1604 {
1605         fsl_initdram();
1606 #if (!defined(CONFIG_SPL) && !defined(CONFIG_TFABOOT)) || \
1607         defined(CONFIG_SPL_BUILD)
1608         /* This will break-before-make MMU for DDR */
1609         update_early_mmu_table();
1610 #endif
1611
1612         return 0;
1613 }