at91sam9n12ek.h 7.1 KB

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  1. /*
  2. * (C) Copyright 2013 Atmel Corporation.
  3. * Josh Wu <josh.wu@atmel.com>
  4. *
  5. * Configuation settings for the AT91SAM9N12-EK boards.
  6. *
  7. * SPDX-License-Identifier: GPL-2.0+
  8. */
  9. #ifndef __AT91SAM9N12_CONFIG_H_
  10. #define __AT91SAM9N12_CONFIG_H_
  11. /*
  12. * SoC must be defined first, before hardware.h is included.
  13. * In this case SoC is defined in boards.cfg.
  14. */
  15. #include <asm/hardware.h>
  16. #define CONFIG_SYS_TEXT_BASE 0x26f00000
  17. /* ARM asynchronous clock */
  18. #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
  19. #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
  20. /* Misc CPU related */
  21. #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
  22. #define CONFIG_SETUP_MEMORY_TAGS
  23. #define CONFIG_INITRD_TAG
  24. #define CONFIG_SKIP_LOWLEVEL_INIT
  25. #define CONFIG_BOARD_EARLY_INIT_F
  26. /* general purpose I/O */
  27. #define CONFIG_AT91_GPIO
  28. /* serial console */
  29. #define CONFIG_ATMEL_USART
  30. #define CONFIG_USART_BASE ATMEL_BASE_DBGU
  31. #define CONFIG_USART_ID ATMEL_ID_SYS
  32. #define CONFIG_BAUDRATE 115200
  33. /* LCD */
  34. #define LCD_BPP LCD_COLOR16
  35. #define LCD_OUTPUT_BPP 24
  36. #define CONFIG_LCD_LOGO
  37. #define CONFIG_LCD_INFO
  38. #define CONFIG_LCD_INFO_BELOW_LOGO
  39. #define CONFIG_SYS_WHITE_ON_BLACK
  40. #define CONFIG_ATMEL_HLCD
  41. #define CONFIG_ATMEL_LCD_RGB565
  42. /*
  43. * BOOTP options
  44. */
  45. #define CONFIG_BOOTP_BOOTFILESIZE
  46. #define CONFIG_BOOTP_BOOTPATH
  47. #define CONFIG_BOOTP_GATEWAY
  48. #define CONFIG_BOOTP_HOSTNAME
  49. /* NOR flash - no real flash on this board */
  50. #define CONFIG_SYS_NO_FLASH
  51. /*
  52. * Command line configuration.
  53. */
  54. #define CONFIG_CMD_NAND
  55. #define CONFIG_NR_DRAM_BANKS 1
  56. #define CONFIG_SYS_SDRAM_BASE 0x20000000
  57. #define CONFIG_SYS_SDRAM_SIZE 0x08000000
  58. /*
  59. * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
  60. * leaving the correct space for initial global data structure above
  61. * that address while providing maximum stack area below.
  62. */
  63. # define CONFIG_SYS_INIT_SP_ADDR \
  64. (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
  65. /* DataFlash */
  66. #ifdef CONFIG_CMD_SF
  67. #define CONFIG_ATMEL_SPI
  68. #define CONFIG_SF_DEFAULT_SPEED 30000000
  69. #define CONFIG_ENV_SPI_MODE SPI_MODE_3
  70. #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
  71. #endif
  72. /* NAND flash */
  73. #ifdef CONFIG_CMD_NAND
  74. #define CONFIG_NAND_ATMEL
  75. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  76. #define CONFIG_SYS_NAND_BASE 0x40000000
  77. #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
  78. #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
  79. #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
  80. #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
  81. /* PMECC & PMERRLOC */
  82. #define CONFIG_ATMEL_NAND_HWECC
  83. #define CONFIG_ATMEL_NAND_HW_PMECC
  84. #define CONFIG_PMECC_CAP 2
  85. #define CONFIG_PMECC_SECTOR_SIZE 512
  86. #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
  87. #define CONFIG_CMD_NAND_TRIMFFS
  88. #endif
  89. #define CONFIG_MTD_PARTITIONS
  90. #define CONFIG_MTD_DEVICE
  91. #define CONFIG_CMD_MTDPARTS
  92. #define MTDIDS_DEFAULT "nand0=atmel_nand"
  93. #define MTDPARTS_DEFAULT \
  94. "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
  95. "256k(env),256k(env_redundant),256k(spare)," \
  96. "512k(dtb),6M(kernel)ro,-(rootfs)"
  97. #define CONFIG_EXTRA_ENV_SETTINGS \
  98. "console=console=ttyS0,115200\0" \
  99. "mtdparts="MTDPARTS_DEFAULT"\0" \
  100. "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
  101. "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
  102. /* MMC */
  103. #ifdef CONFIG_CMD_MMC
  104. #define CONFIG_GENERIC_MMC
  105. #define CONFIG_GENERIC_ATMEL_MCI
  106. #endif
  107. /* FAT */
  108. #ifdef CONFIG_CMD_FAT
  109. #define CONFIG_DOS_PARTITION
  110. #endif
  111. /* Ethernet */
  112. #define CONFIG_KS8851_MLL
  113. #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
  114. #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
  115. #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
  116. #define CONFIG_SYS_MEMTEST_END 0x26e00000
  117. /* USB host */
  118. #ifdef CONFIG_CMD_USB
  119. #define CONFIG_USB_ATMEL
  120. #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
  121. #define CONFIG_USB_OHCI_NEW
  122. #define CONFIG_SYS_USB_OHCI_CPU_INIT
  123. #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
  124. #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
  125. #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
  126. #endif
  127. #ifdef CONFIG_SYS_USE_SPIFLASH
  128. /* bootstrap + u-boot + env + linux in dataflash on CS0 */
  129. #define CONFIG_ENV_IS_IN_SPI_FLASH
  130. #define CONFIG_ENV_OFFSET 0x5000
  131. #define CONFIG_ENV_SIZE 0x3000
  132. #define CONFIG_ENV_SECT_SIZE 0x1000
  133. #define CONFIG_BOOTCOMMAND \
  134. "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
  135. "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
  136. "bootm 0x22000000"
  137. #elif defined(CONFIG_SYS_USE_NANDFLASH)
  138. /* bootstrap + u-boot + env + linux in nandflash */
  139. #define CONFIG_ENV_IS_IN_NAND
  140. #define CONFIG_ENV_OFFSET 0xc0000
  141. #define CONFIG_ENV_OFFSET_REDUND 0x100000
  142. #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
  143. #define CONFIG_BOOTCOMMAND \
  144. "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
  145. "nand read 0x21000000 0x180000 0x080000;" \
  146. "nand read 0x22000000 0x200000 0x400000;" \
  147. "bootm 0x22000000 - 0x21000000"
  148. #else /* CONFIG_SYS_USE_MMC */
  149. /* bootstrap + u-boot + env + linux in mmc */
  150. #ifdef CONFIG_ENV_IS_IN_MMC
  151. /* Use raw reserved sectors to save environment */
  152. #define CONFIG_ENV_OFFSET 0x2000
  153. #define CONFIG_ENV_SIZE 0x1000
  154. #define CONFIG_SYS_MMC_ENV_DEV 0
  155. #else
  156. /* Use file in FAT file to save environment */
  157. #define CONFIG_ENV_IS_IN_FAT
  158. #define CONFIG_FAT_WRITE
  159. #define FAT_ENV_INTERFACE "mmc"
  160. #define FAT_ENV_FILE "uboot.env"
  161. #define FAT_ENV_DEVICE_AND_PART "0"
  162. #define CONFIG_ENV_SIZE 0x4000
  163. #endif
  164. #define CONFIG_BOOTCOMMAND \
  165. "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
  166. "fatload mmc 0:1 0x21000000 dtb;" \
  167. "fatload mmc 0:1 0x22000000 uImage;" \
  168. "bootm 0x22000000 - 0x21000000"
  169. #endif
  170. #define CONFIG_SYS_CBSIZE 256
  171. #define CONFIG_SYS_MAXARGS 16
  172. #define CONFIG_SYS_LONGHELP
  173. #define CONFIG_CMDLINE_EDITING
  174. #define CONFIG_AUTO_COMPLETE
  175. /*
  176. * Size of malloc() pool
  177. */
  178. #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
  179. /* SPL */
  180. #define CONFIG_SPL_FRAMEWORK
  181. #define CONFIG_SPL_TEXT_BASE 0x300000
  182. #define CONFIG_SPL_MAX_SIZE 0x6000
  183. #define CONFIG_SPL_STACK 0x308000
  184. #define CONFIG_SPL_BSS_START_ADDR 0x20000000
  185. #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
  186. #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
  187. #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
  188. #define CONFIG_SPL_BOARD_INIT
  189. #define CONFIG_SYS_MONITOR_LEN (512 << 10)
  190. #define CONFIG_SYS_MASTER_CLOCK 132096000
  191. #define CONFIG_SYS_AT91_PLLA 0x20953f03
  192. #define CONFIG_SYS_MCKR 0x1301
  193. #define CONFIG_SYS_MCKR_CSS 0x1302
  194. #ifdef CONFIG_SYS_USE_MMC
  195. #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
  196. #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
  197. #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
  198. #elif CONFIG_SYS_USE_NANDFLASH
  199. #define CONFIG_SPL_NAND_DRIVERS
  200. #define CONFIG_SPL_NAND_BASE
  201. #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
  202. #define CONFIG_SYS_NAND_5_ADDR_CYCLE
  203. #define CONFIG_SYS_NAND_PAGE_SIZE 0x800
  204. #define CONFIG_SYS_NAND_PAGE_COUNT 64
  205. #define CONFIG_SYS_NAND_OOBSIZE 64
  206. #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
  207. #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
  208. #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
  209. #elif CONFIG_SYS_USE_SPIFLASH
  210. #define CONFIG_SPL_SPI_LOAD
  211. #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400
  212. #endif
  213. #endif