at91sam9n12ek.h 4.4 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * (C) Copyright 2013 Atmel Corporation.
  4. * Josh Wu <josh.wu@atmel.com>
  5. *
  6. * Configuation settings for the AT91SAM9N12-EK boards.
  7. */
  8. #ifndef __AT91SAM9N12_CONFIG_H_
  9. #define __AT91SAM9N12_CONFIG_H_
  10. /* ARM asynchronous clock */
  11. #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
  12. #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
  13. /* Misc CPU related */
  14. #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
  15. #define CONFIG_SETUP_MEMORY_TAGS
  16. #define CONFIG_INITRD_TAG
  17. #define CONFIG_SKIP_LOWLEVEL_INIT
  18. /* LCD */
  19. #define LCD_BPP LCD_COLOR16
  20. #define LCD_OUTPUT_BPP 24
  21. #define CONFIG_LCD_LOGO
  22. #define CONFIG_LCD_INFO
  23. #define CONFIG_LCD_INFO_BELOW_LOGO
  24. #define CONFIG_ATMEL_HLCD
  25. #define CONFIG_ATMEL_LCD_RGB565
  26. /*
  27. * BOOTP options
  28. */
  29. #define CONFIG_BOOTP_BOOTFILESIZE
  30. #define CONFIG_SYS_SDRAM_BASE 0x20000000
  31. #define CONFIG_SYS_SDRAM_SIZE 0x08000000
  32. /*
  33. * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  34. * leaving the correct space for initial global data structure above
  35. * that address while providing maximum stack area below.
  36. */
  37. # define CONFIG_SYS_INIT_SP_ADDR \
  38. (0x00300000 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  39. /* DataFlash */
  40. /* NAND flash */
  41. #ifdef CONFIG_CMD_NAND
  42. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  43. #define CONFIG_SYS_NAND_BASE 0x40000000
  44. #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
  45. #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
  46. #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
  47. #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
  48. #endif
  49. #define CONFIG_EXTRA_ENV_SETTINGS \
  50. "console=console=ttyS0,115200\0" \
  51. "mtdparts="CONFIG_MTDPARTS_DEFAULT"\0" \
  52. "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
  53. "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
  54. /* Ethernet */
  55. #define CONFIG_KS8851_MLL
  56. #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
  57. #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
  58. #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
  59. #define CONFIG_SYS_MEMTEST_END 0x26e00000
  60. /* USB host */
  61. #ifdef CONFIG_CMD_USB
  62. #define CONFIG_USB_ATMEL
  63. #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
  64. #define CONFIG_USB_OHCI_NEW
  65. #define CONFIG_SYS_USB_OHCI_CPU_INIT
  66. #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
  67. #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
  68. #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
  69. #endif
  70. #ifdef CONFIG_SPI_BOOT
  71. /* bootstrap + u-boot + env + linux in dataflash on CS0 */
  72. #define CONFIG_BOOTCOMMAND \
  73. "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
  74. "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
  75. "bootm 0x22000000"
  76. #elif defined(CONFIG_NAND_BOOT)
  77. /* bootstrap + u-boot + env + linux in nandflash */
  78. #define CONFIG_BOOTCOMMAND \
  79. "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
  80. "nand read 0x21000000 0x180000 0x080000;" \
  81. "nand read 0x22000000 0x200000 0x400000;" \
  82. "bootm 0x22000000 - 0x21000000"
  83. #else /* CONFIG_SD_BOOT */
  84. /* bootstrap + u-boot + env + linux in mmc */
  85. #ifdef CONFIG_ENV_IS_IN_MMC
  86. /* Use raw reserved sectors to save environment */
  87. #define CONFIG_SYS_MMC_ENV_DEV 0
  88. #else
  89. /* Use file in FAT file to save environment */
  90. #endif
  91. #define CONFIG_BOOTCOMMAND \
  92. "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
  93. "fatload mmc 0:1 0x21000000 dtb;" \
  94. "fatload mmc 0:1 0x22000000 uImage;" \
  95. "bootm 0x22000000 - 0x21000000"
  96. #endif
  97. /*
  98. * Size of malloc() pool
  99. */
  100. #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
  101. /* SPL */
  102. #define CONFIG_SPL_MAX_SIZE 0x6000
  103. #define CONFIG_SPL_STACK 0x308000
  104. #define CONFIG_SPL_BSS_START_ADDR 0x20000000
  105. #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
  106. #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
  107. #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
  108. #define CONFIG_SYS_MONITOR_LEN (512 << 10)
  109. #define CONFIG_SYS_MASTER_CLOCK 132096000
  110. #define CONFIG_SYS_AT91_PLLA 0x20953f03
  111. #define CONFIG_SYS_MCKR 0x1301
  112. #define CONFIG_SYS_MCKR_CSS 0x1302
  113. #ifdef CONFIG_SD_BOOT
  114. #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
  115. #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
  116. #elif CONFIG_NAND_BOOT
  117. #define CONFIG_SPL_NAND_DRIVERS
  118. #define CONFIG_SPL_NAND_BASE
  119. #endif
  120. #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
  121. #define CONFIG_SYS_NAND_5_ADDR_CYCLE
  122. #define CONFIG_SYS_NAND_PAGE_SIZE 0x800
  123. #define CONFIG_SYS_NAND_PAGE_COUNT 64
  124. #define CONFIG_SYS_NAND_OOBSIZE 64
  125. #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
  126. #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
  127. #endif