imx7_spl.h 1.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * SPL definitions for the i.MX7 SPL
  4. *
  5. * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com
  6. *
  7. * Author: Uri Mashiach <uri.mashiach@compulab.co.il>
  8. */
  9. #ifndef __IMX7_SPL_CONFIG_H
  10. #define __IMX7_SPL_CONFIG_H
  11. #ifdef CONFIG_SPL
  12. /*
  13. * see figure 6-22 in i.MX 7Dual/Solo Reference manuals:
  14. * - IMX7D/S OCRAM free area RAM (OCRAM) is from 0x00910000 to
  15. * 0x00946C00.
  16. * - Set the stack at the end of the free area section, at 0x00946BB8.
  17. * - The BOOT ROM loads what they consider the firmware image
  18. * which consists of a 4K header in front of us that contains the IVT, DCD
  19. * and some padding thus 'our' max size is really 0x00946BB8 - 0x00911000.
  20. * 64KB is more then enough for the SPL.
  21. */
  22. #define CONFIG_SPL_TEXT_BASE 0x00911000
  23. #define CONFIG_SPL_MAX_SIZE 0x10000
  24. #define CONFIG_SPL_STACK 0x00946BB8
  25. /*
  26. * Pad SPL to 68KB (4KB header + 64KB max size). This allows to write the
  27. * SPL/U-Boot combination generated with u-boot-with-spl.imx directly to a
  28. * boot media (given that boot media specific offset is configured properly).
  29. */
  30. #define CONFIG_SPL_PAD_TO 0x11000
  31. /* MMC support */
  32. #if defined(CONFIG_SPL_MMC_SUPPORT)
  33. #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
  34. #define CONFIG_SYS_MONITOR_LEN 409600 /* 400 KB */
  35. #endif
  36. /* Define the payload for FAT/EXT support */
  37. #if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT)
  38. # ifdef CONFIG_OF_CONTROL
  39. # define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot-dtb.img"
  40. # else
  41. # define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
  42. # endif
  43. #endif
  44. #define CONFIG_SPL_BSS_START_ADDR 0x88200000
  45. #define CONFIG_SPL_BSS_MAX_SIZE 0x100000 /* 1 MB */
  46. #define CONFIG_SYS_SPL_MALLOC_START 0x88300000
  47. #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */
  48. #endif /* CONFIG_SPL */
  49. #endif /* __IMX7_SPL_CONFIG_H */