board/AndesTech/adp-ae3xx/adp-ae3xx.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 <asm/mach-types.h>
  10 #include <common.h>
  11 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  12 #include <netdev.h>
  13 #endif
  14 #include <linux/io.h>
  15 #include <faraday/ftsdc010.h>
  16 #include <faraday/ftsmc020.h>
  17
  18 DECLARE_GLOBAL_DATA_PTR;
  19
  20 /*
  21  * Miscellaneous platform dependent initializations
  22  */
  23 int board_init(void)
  24 {
  25         /*
  26          * refer to BOOT_PARAMETER_PA_BASE within
  27          * "linux/arch/nds32/include/asm/misc_spec.h"
  28          */
  29         printf("Board: %s\n" , CONFIG_SYS_BOARD);
  30         gd->bd->bi_arch_number = MACH_TYPE_ADPAE3XX;
  31         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  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         actual_size = get_ram_size((void *)sdram_base, expected_size);
  41         gd->ram_size = actual_size;
  42         if (expected_size != actual_size) {
  43                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  44                                 actual_size >> 20, expected_size >> 20);
  45         }
  46
  47         return 0;
  48 }
  49
  50 int dram_init_banksize(void)
  51 {
  52         gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  53         gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
  54         gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  55         gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
  56
  57         return 0;
  58 }
  59
  60 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  61 int board_eth_init(bd_t *bd)
  62 {
  63         return ftmac100_initialize(bd);
  64 }
  65 #endif
  66
  67 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  68 {
  69         if (banknum == 0) {     /* non-CFI boot flash */
  70                 info->portwidth = FLASH_CFI_8BIT;
  71                 info->chipwidth = FLASH_CFI_BY8;
  72                 info->interface = FLASH_CFI_X8;
  73                 return 1;
  74         } else {
  75                 return 0;
  76         }
  77 }
  78
  79 int board_mmc_init(bd_t *bis)
  80 {
  81 #ifndef CONFIG_DM_MMC
  82 #ifdef CONFIG_FTSDC010
  83         ftsdc010_mmc_init(0);
  84 #endif
  85 #endif
  86         return 0;
  87 }