integrator-common.h 3.0 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * (C) Copyright 2012
  4. * Linaro
  5. * Linus Walleij <linus.walleij@linaro.org>
  6. * Common ARM Integrator configuration settings
  7. */
  8. #define CONFIG_SYS_TIMERBASE 0x13000100 /* Timer1 */
  9. #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */
  10. #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) /* Size of malloc() pool */
  11. #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
  12. #define CONFIG_SETUP_MEMORY_TAGS
  13. /*
  14. * There are various dependencies on the core module (CM) fitted
  15. * Users should refer to their CM user guide
  16. */
  17. #include "armcoremodule.h"
  18. /*
  19. * Initialize and remap the core module, use SPD to detect memory size
  20. * If CONFIG_SKIP_LOWLEVEL_INIT is not defined &
  21. * the core module has a CM_INIT register
  22. * then the U-Boot initialisation code will
  23. * e.g. ARM Boot Monitor or pre-loader is repeated once
  24. * (to re-initialise any existing CM_INIT settings to safe values).
  25. *
  26. * This is usually not the desired behaviour since the platform
  27. * will either reboot into the ARM monitor (or pre-loader)
  28. * or continuously cycle thru it without U-Boot running,
  29. * depending upon the setting of Integrator/CP switch S2-4.
  30. *
  31. * However it may be needed if Integrator/CP switch S2-1
  32. * is set OFF to boot direct into U-Boot.
  33. * In that case comment out the line below.
  34. */
  35. #define CONFIG_CM_INIT
  36. #define CONFIG_CM_REMAP
  37. #define CONFIG_CM_SPD_DETECT
  38. /*
  39. * The ARM boot monitor initializes the board.
  40. * However, the default U-Boot code also performs the initialization.
  41. * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT
  42. * - see documentation supplied with board for details of how to choose the
  43. * image to run at reset/power up
  44. * e.g. whether the ARM Boot Monitor runs before U-Boot
  45. */
  46. /* #define CONFIG_SKIP_LOWLEVEL_INIT */
  47. /*
  48. * The ARM boot monitor does not relocate U-Boot.
  49. * However, the default U-Boot code performs the relocation check,
  50. * and may relocate the code if the memory map is changed.
  51. * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT
  52. */
  53. /* #define SKIP_CONFIG_RELOCATE_UBOOT */
  54. /*
  55. * Physical Memory Map
  56. */
  57. #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
  58. #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
  59. #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
  60. #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE
  61. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
  62. CONFIG_SYS_INIT_RAM_SIZE - \
  63. GENERATED_GBL_DATA_SIZE)
  64. #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
  65. /*
  66. * FLASH and environment organization
  67. * Top varies according to amount fitted
  68. * Reserve top 4 blocks of flash
  69. * - ARM Boot Monitor
  70. * - Unused
  71. * - SIB block
  72. * - U-Boot environment
  73. */
  74. #define CONFIG_SYS_FLASH_BASE 0x24000000
  75. #define CONFIG_SYS_MAX_FLASH_BANKS 1
  76. /* Timeout values in ticks */
  77. #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
  78. #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
  79. #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */