board/AndesTech/adp-ag102/adp-ag102.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/ftpci100.h>
  14 #include <faraday/ftsdc010.h>
  15 #ifdef CONFIG_FTSMC020
  16 #include <faraday/ftsmc020.h>
  17 #endif
  18
  19 DECLARE_GLOBAL_DATA_PTR;
  20
  21 /*
  22  * Miscellaneous platform dependent initializations
  23  */
  24
  25 int board_init(void)
  26 {
  27         /*
  28          * refer to BOOT_PARAMETER_PA_BASE within
  29          * "linux/arch/nds32/include/asm/misc_spec.h"
  30          */
  31         gd->bd->bi_arch_number = MACH_TYPE_ADPAG102;
  32         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  33
  34 #if !defined(CONFIG_SYS_NO_FLASH)
  35         ftsmc020_init();        /* initialize Flash */
  36 #endif /* CONFIG_SYS_NO_FLASH */
  37         return 0;
  38 }
  39
  40 int dram_init(void)
  41 {
  42         unsigned long sdram_base = PHYS_SDRAM_0;
  43         unsigned long expected_size = PHYS_SDRAM_0_SIZE;
  44         unsigned long actual_size;
  45
  46         actual_size = get_ram_size((void *)sdram_base, expected_size);
  47
  48         gd->ram_size = actual_size;
  49
  50         if (expected_size != actual_size) {
  51                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  52                                 actual_size >> 20, expected_size >> 20);
  53         }
  54
  55         return 0;
  56 }
  57
  58 int board_eth_init(bd_t *bd)
  59 {
  60         return ftgmac100_initialize(bd);
  61 }
  62
  63 #if !defined(CONFIG_SYS_NO_FLASH)
  64 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  65 {
  66         if (banknum == 0) {     /* non-CFI boot flash */
  67                 info->portwidth = FLASH_CFI_8BIT;
  68                 info->chipwidth = FLASH_CFI_BY8;
  69                 info->interface = FLASH_CFI_X8;
  70                 return 1;
  71         } else {
  72                 return 0;
  73         }
  74 }
  75 #endif /* CONFIG_SYS_NO_FLASH */
  76
  77 #if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
  78 void pci_init_board(void)
  79 {
  80         /* should be pci_ftpci100_init() */
  81         pci_ftpci_init();
  82 }
  83 #endif
  84
  85 #ifdef CONFIG_GENERIC_MMC
  86 int board_mmc_init(bd_t *bis)
  87 {
  88         ftsdc010_mmc_init(0);
  89         return 0;
  90 }
  91 #endif