board.c 3.7 KB

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  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 <env_internal.h>
  12. #include <fdtdec.h>
  13. #include <fpga.h>
  14. #include <malloc.h>
  15. #include <memalign.h>
  16. #include <mmc.h>
  17. #include <watchdog.h>
  18. #include <wdt.h>
  19. #include <zynqpl.h>
  20. #include <asm/global_data.h>
  21. #include <asm/arch/hardware.h>
  22. #include <asm/arch/sys_proto.h>
  23. #include "../common/board.h"
  24. DECLARE_GLOBAL_DATA_PTR;
  25. int board_init(void)
  26. {
  27. if (IS_ENABLED(CONFIG_SPL_BUILD))
  28. printf("Silicon version:\t%d\n", zynq_get_silicon_version());
  29. return 0;
  30. }
  31. int board_late_init(void)
  32. {
  33. int env_targets_len = 0;
  34. const char *mode;
  35. char *new_targets;
  36. char *env_targets;
  37. if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
  38. debug("Saved variables - Skipping\n");
  39. return 0;
  40. }
  41. if (!CONFIG_IS_ENABLED(ENV_VARS_UBOOT_RUNTIME_CONFIG))
  42. return 0;
  43. switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
  44. case ZYNQ_BM_QSPI:
  45. mode = "qspi";
  46. env_set("modeboot", "qspiboot");
  47. break;
  48. case ZYNQ_BM_NAND:
  49. mode = "nand";
  50. env_set("modeboot", "nandboot");
  51. break;
  52. case ZYNQ_BM_NOR:
  53. mode = "nor";
  54. env_set("modeboot", "norboot");
  55. break;
  56. case ZYNQ_BM_SD:
  57. mode = "mmc0";
  58. env_set("modeboot", "sdboot");
  59. break;
  60. case ZYNQ_BM_JTAG:
  61. mode = "jtag pxe dhcp";
  62. env_set("modeboot", "jtagboot");
  63. break;
  64. default:
  65. mode = "";
  66. env_set("modeboot", "");
  67. break;
  68. }
  69. /*
  70. * One terminating char + one byte for space between mode
  71. * and default boot_targets
  72. */
  73. env_targets = env_get("boot_targets");
  74. if (env_targets)
  75. env_targets_len = strlen(env_targets);
  76. new_targets = calloc(1, strlen(mode) + env_targets_len + 2);
  77. if (!new_targets)
  78. return -ENOMEM;
  79. sprintf(new_targets, "%s %s", mode,
  80. env_targets ? env_targets : "");
  81. env_set("boot_targets", new_targets);
  82. return board_late_init_xilinx();
  83. }
  84. #if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
  85. int dram_init_banksize(void)
  86. {
  87. return fdtdec_setup_memory_banksize();
  88. }
  89. int dram_init(void)
  90. {
  91. if (fdtdec_setup_mem_size_base() != 0)
  92. return -EINVAL;
  93. zynq_ddrc_init();
  94. return 0;
  95. }
  96. #else
  97. int dram_init(void)
  98. {
  99. gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
  100. CONFIG_SYS_SDRAM_SIZE);
  101. zynq_ddrc_init();
  102. return 0;
  103. }
  104. #endif
  105. enum env_location env_get_location(enum env_operation op, int prio)
  106. {
  107. u32 bootmode = zynq_slcr_get_boot_mode() & ZYNQ_BM_MASK;
  108. if (prio)
  109. return ENVL_UNKNOWN;
  110. switch (bootmode) {
  111. case ZYNQ_BM_SD:
  112. if (IS_ENABLED(CONFIG_ENV_IS_IN_FAT))
  113. return ENVL_FAT;
  114. if (IS_ENABLED(CONFIG_ENV_IS_IN_EXT4))
  115. return ENVL_EXT4;
  116. return ENVL_NOWHERE;
  117. case ZYNQ_BM_NAND:
  118. if (IS_ENABLED(CONFIG_ENV_IS_IN_NAND))
  119. return ENVL_NAND;
  120. if (IS_ENABLED(CONFIG_ENV_IS_IN_UBI))
  121. return ENVL_UBI;
  122. return ENVL_NOWHERE;
  123. case ZYNQ_BM_NOR:
  124. case ZYNQ_BM_QSPI:
  125. if (IS_ENABLED(CONFIG_ENV_IS_IN_SPI_FLASH))
  126. return ENVL_SPI_FLASH;
  127. return ENVL_NOWHERE;
  128. case ZYNQ_BM_JTAG:
  129. default:
  130. return ENVL_NOWHERE;
  131. }
  132. }
  133. #if defined(CONFIG_SET_DFU_ALT_INFO)
  134. #define DFU_ALT_BUF_LEN SZ_1K
  135. void set_dfu_alt_info(char *interface, char *devstr)
  136. {
  137. ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN);
  138. if (env_get("dfu_alt_info"))
  139. return;
  140. memset(buf, 0, sizeof(buf));
  141. switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
  142. case ZYNQ_BM_SD:
  143. snprintf(buf, DFU_ALT_BUF_LEN,
  144. "mmc 0:1=boot.bin fat 0 1;"
  145. "u-boot.img fat 0 1");
  146. break;
  147. case ZYNQ_BM_QSPI:
  148. snprintf(buf, DFU_ALT_BUF_LEN,
  149. "sf 0:0=boot.bin raw 0 0x1500000;"
  150. "u-boot.img raw 0x%x 0x500000",
  151. CONFIG_SYS_SPI_U_BOOT_OFFS);
  152. break;
  153. default:
  154. return;
  155. }
  156. env_set("dfu_alt_info", buf);
  157. puts("DFU alt info setting: done\n");
  158. }
  159. #endif