board/AndesTech/adp-ag101/adp-ag101.c

   1 /*
   2  * Copyright (C) 2011 Andes Technology Corporation
   3  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
   4  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <netdev.h>
  11 #include <asm/io.h>
  12
  13 #include <faraday/ftsdc010.h>
  14 #include <faraday/ftsmc020.h>
  15
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 /*
  19  * Miscellaneous platform dependent initializations
  20  */
  21
  22 int board_init(void)
  23 {
  24         /*
  25          * refer to BOOT_PARAMETER_PA_BASE within
  26          * "linux/arch/nds32/include/asm/misc_spec.h"
  27          */
  28         gd->bd->bi_arch_number = MACH_TYPE_ADPAG101;
  29         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  30
  31         ftsmc020_init();        /* initialize Flash */
  32         return 0;
  33 }
  34
  35 int dram_init(void)
  36 {
  37         unsigned long sdram_base = PHYS_SDRAM_0;
  38         unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
  39         unsigned long actual_size;
  40
  41         actual_size = get_ram_size((void *)sdram_base, expected_size);
  42
  43         gd->ram_size = actual_size;
  44
  45         if (expected_size != actual_size) {
  46                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  47                                 actual_size >> 20, expected_size >> 20);
  48         }
  49
  50         return 0;
  51 }
  52
  53 void dram_init_banksize(void)
  54 {
  55         gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  56         gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
  57         gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  58         gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
  59 }
  60
  61 int board_eth_init(bd_t *bd)
  62 {
  63         return ftmac100_initialize(bd);
  64 }
  65
  66 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  67 {
  68         if (banknum == 0) {     /* non-CFI boot flash */
  69                 info->portwidth = FLASH_CFI_8BIT;
  70                 info->chipwidth = FLASH_CFI_BY8;
  71                 info->interface = FLASH_CFI_X8;
  72                 return 1;
  73         } else {
  74                 return 0;
  75         }
  76 }
  77
  78 int board_mmc_init(bd_t *bis)
  79 {
  80         ftsdc010_mmc_init(0);
  81         return 0;
  82 }