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 <linux/io.h>
  15. #include <asm/io.h>
  16. #include <asm/mach-types.h>
  17. #include <faraday/ftsmc020.h>
  18. DECLARE_GLOBAL_DATA_PTR;
  19. /*
  20. * Miscellaneous platform dependent initializations
  21. */
  22. int board_init(void)
  23. {
  24. /*
  25. * refer to BOOT_PARAMETER_PA_BASE within
  26. * "linux/arch/nds32/include/asm/misc_spec.h"
  27. */
  28. printf("Board: %s\n" , CONFIG_SYS_BOARD);
  29. gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
  30. gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  31. return 0;
  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. return 0;
  45. }
  46. int dram_init_banksize(void)
  47. {
  48. gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
  49. gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE;
  50. gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
  51. gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE;
  52. return 0;
  53. }
  54. #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
  55. int board_eth_init(struct bd_info *bd)
  56. {
  57. return ftmac100_initialize(bd);
  58. }
  59. #endif
  60. ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  61. {
  62. if (banknum == 0) { /* non-CFI boot flash */
  63. info->portwidth = FLASH_CFI_8BIT;
  64. info->chipwidth = FLASH_CFI_BY8;
  65. info->interface = FLASH_CFI_X8;
  66. return 1;
  67. } else {
  68. return 0;
  69. }
  70. }