board/broadcom/bcmns2/northstar2.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2016 Broadcom Ltd.
   4  */
   5 #include <common.h>
   6 #include <asm/system.h>
   7 #include <asm/armv8/mmu.h>
   8
   9 static struct mm_region ns2_mem_map[] = {
  10         {
  11                 .virt = 0x0UL,
  12                 .phys = 0x0UL,
  13                 .size = 0x80000000UL,
  14                 .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  15                          PTE_BLOCK_NON_SHARE |
  16                          PTE_BLOCK_PXN | PTE_BLOCK_UXN
  17         }, {
  18                 .virt = 0x80000000UL,
  19                 .phys = 0x80000000UL,
  20                 .size = 0xff80000000UL,
  21                 .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  22                          PTE_BLOCK_INNER_SHARE
  23         }, {
  24                 /* List terminator */
  25                 0,
  26         }
  27 };
  28
  29 struct mm_region *mem_map = ns2_mem_map;
  30
  31 DECLARE_GLOBAL_DATA_PTR;
  32
  33 int board_init(void)
  34 {
  35         return 0;
  36 }
  37
  38 int dram_init(void)
  39 {
  40         gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
  41                                     PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE);
  42         return 0;
  43 }
  44
  45 int dram_init_banksize(void)
  46 {
  47         gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
  48         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  49
  50         gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE + PHYS_SDRAM_1_SIZE;
  51         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
  52
  53         return 0;
  54 }
  55
  56 void reset_cpu(ulong addr)
  57 {
  58         psci_system_reset();
  59 }