LXR uboot/arch/arm/mach-mediatek/mt7622/init.c

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * Copyright (C) 2019 MediaTek Inc.
   4 * Author: Sam Shih <sam.shih@mediatek.com>
   5 */
   6
   7#include <common.h>
   8#include <fdtdec.h>
   9#include <init.h>
  10#include <asm/armv8/mmu.h>
  11#include <asm/cache.h>
  12
  13int print_cpuinfo(void)
  14{
  15        printf("CPU:   MediaTek MT7622\n");
  16        return 0;
  17}
  18
  19int dram_init(void)
  20{
  21        int ret;
  22
  23        ret = fdtdec_setup_memory_banksize();
  24        if (ret)
  25                return ret;
  26        return fdtdec_setup_mem_size_base();
  27
  28}
  29
  30void reset_cpu(void)
  31{
  32        psci_system_reset();
  33}
  34
  35static struct mm_region mt7622_mem_map[] = {
  36        {
  37                /* DDR */
  38                .virt = 0x40000000UL,
  39                .phys = 0x40000000UL,
  40                .size = 0x40000000UL,
  41                .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE,
  42        }, {
  43                .virt = 0x00000000UL,
  44                .phys = 0x00000000UL,
  45                .size = 0x40000000UL,
  46                .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  47                         PTE_BLOCK_NON_SHARE |
  48                         PTE_BLOCK_PXN | PTE_BLOCK_UXN
  49        }, {
  50                0,
  51        }
  52};
  53struct mm_region *mem_map = mt7622_mem_map;
  54