git.sur5r.net Git - u-boot/blob - board/AndesTech/adp-ae3xx/adp-ae3xx.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2011 Andes Technology Corporation
   4  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
   5  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
   6  */
   7
   8 #include <asm/mach-types.h>
   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 <faraday/ftsmc020.h>
  15
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 /*
  19  * Miscellaneous platform dependent initializations
  20  */
  21 int board_init(void)
  22 {
  23         /*
  24          * refer to BOOT_PARAMETER_PA_BASE within
  25          * "linux/arch/nds32/include/asm/misc_spec.h"
  26          */
  27         printf("Board: %s\n" , CONFIG_SYS_BOARD);
  28         gd->bd->bi_arch_number = MACH_TYPE_ADPAE3XX;
  29         gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  30         return 0;
  31 }
  32
  33 int dram_init(void)
  34 {
  35         unsigned long sdram_base = PHYS_SDRAM_0;
  36         unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
  37         unsigned long actual_size;
  38         actual_size = get_ram_size((void *)sdram_base, expected_size);
  39         gd->ram_size = actual_size;
  40         if (expected_size != actual_size) {
  41                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  42                                 actual_size >> 20, expected_size >> 20);
  43         }
  44
  45         return 0;
  46 }
  47
  48 int dram_init_banksize(void)
  49 {
  50         gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  51         gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
  52         gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  53         gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
  54
  55         return 0;
  56 }
  57
  58 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  59 int board_eth_init(bd_t *bd)
  60 {
  61         return ftmac100_initialize(bd);
  62 }
  63 #endif
  64
  65 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  66 {
  67         if (banknum == 0) {     /* non-CFI boot flash */
  68                 info->portwidth = FLASH_CFI_8BIT;
  69                 info->chipwidth = FLASH_CFI_BY8;
  70                 info->interface = FLASH_CFI_X8;
  71                 return 1;
  72         } else {
  73                 return 0;
  74         }
  75 }