board.c 2.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117
  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
  4. * (C) Copyright 2013 - 2018 Xilinx, Inc.
  5. */
  6. #include <common.h>
  7. #include <init.h>
  8. #include <log.h>
  9. #include <dm/uclass.h>
  10. #include <env.h>
  11. #include <fdtdec.h>
  12. #include <fpga.h>
  13. #include <malloc.h>
  14. #include <mmc.h>
  15. #include <watchdog.h>
  16. #include <wdt.h>
  17. #include <zynqpl.h>
  18. #include <asm/arch/hardware.h>
  19. #include <asm/arch/sys_proto.h>
  20. #include "../common/board.h"
  21. DECLARE_GLOBAL_DATA_PTR;
  22. int board_init(void)
  23. {
  24. return 0;
  25. }
  26. int board_late_init(void)
  27. {
  28. int env_targets_len = 0;
  29. const char *mode;
  30. char *new_targets;
  31. char *env_targets;
  32. if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
  33. debug("Saved variables - Skipping\n");
  34. return 0;
  35. }
  36. if (!CONFIG_IS_ENABLED(ENV_VARS_UBOOT_RUNTIME_CONFIG))
  37. return 0;
  38. switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
  39. case ZYNQ_BM_QSPI:
  40. mode = "qspi";
  41. env_set("modeboot", "qspiboot");
  42. break;
  43. case ZYNQ_BM_NAND:
  44. mode = "nand";
  45. env_set("modeboot", "nandboot");
  46. break;
  47. case ZYNQ_BM_NOR:
  48. mode = "nor";
  49. env_set("modeboot", "norboot");
  50. break;
  51. case ZYNQ_BM_SD:
  52. mode = "mmc0";
  53. env_set("modeboot", "sdboot");
  54. break;
  55. case ZYNQ_BM_JTAG:
  56. mode = "jtag pxe dhcp";
  57. env_set("modeboot", "jtagboot");
  58. break;
  59. default:
  60. mode = "";
  61. env_set("modeboot", "");
  62. break;
  63. }
  64. /*
  65. * One terminating char + one byte for space between mode
  66. * and default boot_targets
  67. */
  68. env_targets = env_get("boot_targets");
  69. if (env_targets)
  70. env_targets_len = strlen(env_targets);
  71. new_targets = calloc(1, strlen(mode) + env_targets_len + 2);
  72. if (!new_targets)
  73. return -ENOMEM;
  74. sprintf(new_targets, "%s %s", mode,
  75. env_targets ? env_targets : "");
  76. env_set("boot_targets", new_targets);
  77. return board_late_init_xilinx();
  78. }
  79. #if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
  80. int dram_init_banksize(void)
  81. {
  82. return fdtdec_setup_memory_banksize();
  83. }
  84. int dram_init(void)
  85. {
  86. if (fdtdec_setup_mem_size_base() != 0)
  87. return -EINVAL;
  88. zynq_ddrc_init();
  89. return 0;
  90. }
  91. #else
  92. int dram_init(void)
  93. {
  94. gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
  95. CONFIG_SYS_SDRAM_SIZE);
  96. zynq_ddrc_init();
  97. return 0;
  98. }
  99. #endif