git.sur5r.net Git - u-boot/blob - 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 #include <asm/io.h>
  15 #include <asm/mach-types.h>
  16
  17 #include <faraday/ftsmc020.h>
  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         printf("Board: %s\n" , CONFIG_SYS_BOARD);
  32         gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
  33         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  34
  35         return 0;
  36 }
  37
  38 int dram_init(void)
  39 {
  40         unsigned long sdram_base = PHYS_SDRAM_0;
  41         unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
  42         unsigned long actual_size;
  43
  44         actual_size = get_ram_size((void *)sdram_base, expected_size);
  45
  46         gd->ram_size = actual_size;
  47
  48         if (expected_size != actual_size) {
  49                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  50                                 actual_size >> 20, expected_size >> 20);
  51         }
  52
  53         return 0;
  54 }
  55
  56 int dram_init_banksize(void)
  57 {
  58         gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  59         gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
  60         gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  61         gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
  62
  63         return 0;
  64 }
  65
  66 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  67 int board_eth_init(bd_t *bd)
  68 {
  69         return ftmac100_initialize(bd);
  70 }
  71 #endif
  72
  73 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  74 {
  75         if (banknum == 0) {     /* non-CFI boot flash */
  76                 info->portwidth = FLASH_CFI_8BIT;
  77                 info->chipwidth = FLASH_CFI_BY8;
  78                 info->interface = FLASH_CFI_X8;
  79                 return 1;
  80         } else {
  81                 return 0;
  82         }
  83 }