adp-ag101p.c 1.9 KB

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  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. #include <common.h>
  8. #include <flash.h>
  9. #include <init.h>
  10. #include <net.h>
  11. #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  12. #include <netdev.h>
  13. #endif
  14. #include <asm/global_data.h>
  15. #include <linux/io.h>
  16. #include <asm/io.h>
  17. #include <asm/mach-types.h>
  18. #include <faraday/ftsmc020.h>
  19. DECLARE_GLOBAL_DATA_PTR;
  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_ADPAG101P;
  31. gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  32. return 0;
  33. }
  34. int dram_init(void)
  35. {
  36. unsigned long sdram_base = PHYS_SDRAM_0;
  37. unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
  38. unsigned long actual_size;
  39. actual_size = get_ram_size((void *)sdram_base, expected_size);
  40. gd->ram_size = actual_size;
  41. if (expected_size != actual_size) {
  42. printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  43. actual_size >> 20, expected_size >> 20);
  44. }
  45. return 0;
  46. }
  47. int dram_init_banksize(void)
  48. {
  49. gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  50. gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE;
  51. gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  52. gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE;
  53. return 0;
  54. }
  55. #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  56. int board_eth_init(struct bd_info *bd)
  57. {
  58. return ftmac100_initialize(bd);
  59. }
  60. #endif
  61. ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  62. {
  63. if (banknum == 0) { /* non-CFI boot flash */
  64. info->portwidth = FLASH_CFI_8BIT;
  65. info->chipwidth = FLASH_CFI_BY8;
  66. info->interface = FLASH_CFI_X8;
  67. return 1;
  68. } else {
  69. return 0;
  70. }
  71. }