mt8518.h 1.4 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * Configuration for MediaTek MT8518 SoC
  4. *
  5. * Copyright (C) 2019 MediaTek Inc.
  6. * Author: Mingming Lee <mingming.lee@mediatek.com>
  7. */
  8. #ifndef __MT8518_H
  9. #define __MT8518_H
  10. #include <linux/sizes.h>
  11. /* Machine ID */
  12. #define CONFIG_SYS_NONCACHED_MEMORY SZ_1M
  13. #define CONFIG_CPU_ARMV8
  14. #define COUNTER_FREQUENCY 13000000
  15. /* DRAM definition */
  16. #define CONFIG_SYS_SDRAM_BASE 0x40000000
  17. #define CONFIG_SYS_SDRAM_SIZE 0x20000000
  18. #define CONFIG_SYS_LOAD_ADDR 0x41000000
  19. #define CONFIG_LOADADDR CONFIG_SYS_LOAD_ADDR
  20. #define CONFIG_SYS_MALLOC_LEN SZ_32M
  21. #define CONFIG_SYS_BOOTM_LEN SZ_64M
  22. /* Uboot definition */
  23. #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
  24. #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + \
  25. SZ_2M - \
  26. GENERATED_GBL_DATA_SIZE)
  27. /* ENV Setting */
  28. #if defined(CONFIG_MMC_MTK)
  29. #define CONFIG_SYS_MMC_ENV_DEV 0
  30. #define CONFIG_ENV_OVERWRITE
  31. /* MMC offset in block unit,and block size is 0x200 */
  32. #define ENV_BOOT_READ_IMAGE \
  33. "boot_rd_img=mmc dev 0" \
  34. ";mmc read ${loadaddr} 0x27400 0x4000" \
  35. ";iminfo ${loadaddr}\0"
  36. #endif
  37. /* Console configuration */
  38. #define ENV_DEVICE_SETTINGS \
  39. "stdin=serial\0" \
  40. "stdout=serial\0" \
  41. "stderr=serial\0"
  42. #define ENV_BOOT_CMD \
  43. "mtk_boot=run boot_rd_img;bootm;\0"
  44. #define CONFIG_EXTRA_ENV_SETTINGS \
  45. "fdt_high=0x6c000000\0" \
  46. ENV_DEVICE_SETTINGS \
  47. ENV_BOOT_READ_IMAGE \
  48. ENV_BOOT_CMD \
  49. "bootcmd=run mtk_boot;\0" \
  50. #endif