sama5d2_icp.h 1.7 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * Configuration file for the SAMA5D2 ICP Board.
  4. *
  5. * Copyright (C) 2018 Microchip Corporation
  6. * Eugen Hristev <eugen.hristev@microchip.com>
  7. */
  8. #ifndef __CONFIG_H
  9. #define __CONFIG_H
  10. #include "at91-sama5_common.h"
  11. #undef CONFIG_SYS_AT91_MAIN_CLOCK
  12. #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
  13. #define CONFIG_MISC_INIT_R
  14. /* SDRAM */
  15. #define CONFIG_SYS_SDRAM_BASE 0x20000000
  16. #define CONFIG_SYS_SDRAM_SIZE 0x20000000
  17. #ifdef CONFIG_SPL_BUILD
  18. #define CONFIG_SYS_INIT_SP_ADDR 0x218000
  19. #else
  20. #define CONFIG_SYS_INIT_SP_ADDR \
  21. (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  22. #endif
  23. #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
  24. /* NAND flash */
  25. #undef CONFIG_CMD_NAND
  26. /* SPI flash */
  27. #define CONFIG_SF_DEFAULT_SPEED 66000000
  28. #undef CONFIG_BOOTCOMMAND
  29. #ifdef CONFIG_SD_BOOT
  30. /* u-boot env in sd/mmc card */
  31. #define FAT_ENV_INTERFACE "mmc"
  32. #define FAT_ENV_DEVICE_AND_PART "0"
  33. #define FAT_ENV_FILE "uboot.env"
  34. /* bootstrap + u-boot + env in sd card */
  35. #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d2_icp.dtb; " \
  36. "fatload mmc 0:1 0x22000000 zImage; " \
  37. "bootz 0x22000000 - 0x21000000"
  38. #undef CONFIG_BOOTARGS
  39. #define CONFIG_BOOTARGS \
  40. "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
  41. #endif
  42. /* SPL */
  43. #define CONFIG_SPL_MAX_SIZE 0x10000
  44. #define CONFIG_SPL_BSS_START_ADDR 0x20000000
  45. #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
  46. #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
  47. #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
  48. #define CONFIG_SYS_MONITOR_LEN (512 << 10)
  49. #ifdef CONFIG_SD_BOOT
  50. #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
  51. #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
  52. #endif
  53. #endif