board/AndesTech/adp-ag101p/adp-ag101p.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 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  11 #include <netdev.h>
  12 #endif
  13 #include <linux/io.h>
  14
  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
  24 int board_init(void)
  25 {
  26         /*
  27          * refer to BOOT_PARAMETER_PA_BASE within
  28          * "linux/arch/nds32/include/asm/misc_spec.h"
  29          */
  30         printf("Board: %s\n" , CONFIG_SYS_BOARD);
  31         gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
  32         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  33
  34         return 0;
  35 }
  36
  37 int dram_init(void)
  38 {
  39         unsigned long sdram_base = PHYS_SDRAM_0;
  40         unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
  41         unsigned long actual_size;
  42
  43         actual_size = get_ram_size((void *)sdram_base, expected_size);
  44
  45         gd->ram_size = actual_size;
  46
  47         if (expected_size != actual_size) {
  48                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  49                                 actual_size >> 20, expected_size >> 20);
  50         }
  51
  52         return 0;
  53 }
  54
  55 int dram_init_banksize(void)
  56 {
  57         gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  58         gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
  59         gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  60         gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
  61
  62         return 0;
  63 }
  64
  65 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  66 int board_eth_init(bd_t *bd)
  67 {
  68         return ftmac100_initialize(bd);
  69 }
  70 #endif
  71
  72 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  73 {
  74         if (banknum == 0) {     /* non-CFI boot flash */
  75                 info->portwidth = FLASH_CFI_8BIT;
  76                 info->chipwidth = FLASH_CFI_BY8;
  77                 info->interface = FLASH_CFI_X8;
  78                 return 1;
  79         } else {
  80                 return 0;
  81         }
  82 }
  83
  84 int board_mmc_init(bd_t *bis)
  85 {
  86 #ifdef CONFIG_FTSDC010
  87         ftsdc010_mmc_init(0);
  88 #endif
  89         return 0;
  90 }