board/broadcom/bcmns2/northstar2.c

   1 /*
   2  * (C) Copyright 2016 Broadcom Ltd.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6 #include <common.h>
   7 #include <asm/system.h>
   8 #include <asm/armv8/mmu.h>
   9
  10 static struct mm_region ns2_mem_map[] = {
  11         {
  12                 .virt = 0x0UL,
  13                 .phys = 0x0UL,
  14                 .size = 0x80000000UL,
  15                 .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  16                          PTE_BLOCK_NON_SHARE |
  17                          PTE_BLOCK_PXN | PTE_BLOCK_UXN
  18         }, {
  19                 .virt = 0x80000000UL,
  20                 .phys = 0x80000000UL,
  21                 .size = 0xff80000000UL,
  22                 .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  23                          PTE_BLOCK_INNER_SHARE
  24         }, {
  25                 /* List terminator */
  26                 0,
  27         }
  28 };
  29
  30 struct mm_region *mem_map = ns2_mem_map;
  31
  32 DECLARE_GLOBAL_DATA_PTR;
  33
  34 int board_init(void)
  35 {
  36         return 0;
  37 }
  38
  39 int dram_init(void)
  40 {
  41         gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
  42                                     PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE);
  43         return 0;
  44 }
  45
  46 int dram_init_banksize(void)
  47 {
  48         gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
  49         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  50
  51         gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE + PHYS_SDRAM_1_SIZE;
  52         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
  53
  54         return 0;
  55 }
  56
  57 void reset_cpu(ulong addr)
  58 {
  59         psci_system_reset();
  60 }