mt7623.h 1.7 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * Configuration for MediaTek MT7623 SoC
  4. *
  5. * Copyright (C) 2018 MediaTek Inc.
  6. * Author: Weijie Gao <weijie.gao@mediatek.com>
  7. */
  8. #ifndef __MT7623_H
  9. #define __MT7623_H
  10. #include <linux/sizes.h>
  11. /* Miscellaneous configurable options */
  12. #define CONFIG_SETUP_MEMORY_TAGS
  13. #define CONFIG_INITRD_TAG
  14. #define CONFIG_CMDLINE_TAG
  15. #define CONFIG_SYS_MAXARGS 8
  16. #define CONFIG_SYS_BOOTM_LEN SZ_64M
  17. #define CONFIG_SYS_CBSIZE SZ_1K
  18. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
  19. sizeof(CONFIG_SYS_PROMPT) + 16)
  20. /* Size of malloc() pool */
  21. #define CONFIG_SYS_MALLOC_LEN SZ_4M
  22. #define CONFIG_SYS_NONCACHED_MEMORY SZ_1M
  23. /* Environment */
  24. /* Allow to overwrite serial and ethaddr */
  25. #define CONFIG_ENV_OVERWRITE
  26. /* Preloader -> Uboot */
  27. #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - \
  28. GENERATED_GBL_DATA_SIZE)
  29. /* UBoot -> Kernel */
  30. #define CONFIG_LOADADDR 0x84000000
  31. #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
  32. /* MMC */
  33. #define MMC_SUPPORTS_TUNING
  34. /* DRAM */
  35. #define CONFIG_SYS_SDRAM_BASE 0x80000000
  36. /* This is needed for kernel booting */
  37. #define FDT_HIGH "0xac000000"
  38. #define ENV_MEM_LAYOUT_SETTINGS \
  39. "fdt_high=" FDT_HIGH "\0" \
  40. "kernel_addr_r=0x84000000\0" \
  41. "fdt_addr_r=" FDT_HIGH "\0" \
  42. "fdtfile=mt7623n-bananapi-bpi-r2.dtb" "\0"
  43. /* Ethernet */
  44. #define CONFIG_IPADDR 192.168.1.1
  45. #define CONFIG_SERVERIP 192.168.1.2
  46. #define CONFIG_SYS_MMC_ENV_DEV 0
  47. #ifdef CONFIG_DISTRO_DEFAULTS
  48. #define BOOT_TARGET_DEVICES(func) \
  49. func(MMC, mmc, 1)
  50. #include <config_distro_bootcmd.h>
  51. /* Extra environment variables */
  52. #define CONFIG_EXTRA_ENV_SETTINGS \
  53. ENV_MEM_LAYOUT_SETTINGS \
  54. BOOTENV
  55. #endif /* ifdef CONFIG_DISTRO_DEFAULTS*/
  56. #endif