at91sam9rlek.h 5.4 KB

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  1. /*
  2. * (C) Copyright 2007-2008
  3. * Stelian Pop <stelian.pop@leadtechdesign.com>
  4. * Lead Tech Design <www.leadtechdesign.com>
  5. *
  6. * Configuation settings for the AT91SAM9RLEK board.
  7. *
  8. * See file CREDITS for list of people who contributed to this
  9. * project.
  10. *
  11. * This program is free software; you can redistribute it and/or
  12. * modify it under the terms of the GNU General Public License as
  13. * published by the Free Software Foundation; either version 2 of
  14. * the License, or (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24. * MA 02111-1307 USA
  25. */
  26. #ifndef __CONFIG_H
  27. #define __CONFIG_H
  28. /* ARM asynchronous clock */
  29. #define AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
  30. #define CONFIG_SYS_HZ 1000
  31. #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
  32. #define CONFIG_AT91SAM9RL 1 /* It's an Atmel AT91SAM9RL SoC*/
  33. #define CONFIG_AT91SAM9RLEK 1 /* on an AT91SAM9RLEK Board */
  34. #define CONFIG_ARCH_CPU_INIT
  35. #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
  36. #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
  37. #define CONFIG_SETUP_MEMORY_TAGS 1
  38. #define CONFIG_INITRD_TAG 1
  39. #define CONFIG_SKIP_LOWLEVEL_INIT
  40. #define CONFIG_SKIP_RELOCATE_UBOOT
  41. /*
  42. * Hardware drivers
  43. */
  44. #define CONFIG_ATMEL_USART 1
  45. #undef CONFIG_USART0
  46. #undef CONFIG_USART1
  47. #undef CONFIG_USART2
  48. #define CONFIG_USART3 1 /* USART 3 is DBGU */
  49. /* LCD */
  50. #define CONFIG_LCD 1
  51. #define LCD_BPP LCD_COLOR8
  52. #define CONFIG_LCD_LOGO 1
  53. #undef LCD_TEST_PATTERN
  54. #define CONFIG_LCD_INFO 1
  55. #define CONFIG_LCD_INFO_BELOW_LOGO 1
  56. #define CONFIG_SYS_WHITE_ON_BLACK 1
  57. #define CONFIG_ATMEL_LCD 1
  58. #define CONFIG_ATMEL_LCD_RGB565 1
  59. #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
  60. /* LED */
  61. #define CONFIG_AT91_LED
  62. #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */
  63. #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */
  64. #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */
  65. #define CONFIG_BOOTDELAY 3
  66. /*
  67. * Command line configuration.
  68. */
  69. #include <config_cmd_default.h>
  70. #undef CONFIG_CMD_BDI
  71. #undef CONFIG_CMD_FPGA
  72. #undef CONFIG_CMD_IMI
  73. #undef CONFIG_CMD_IMLS
  74. #undef CONFIG_CMD_LOADS
  75. #undef CONFIG_CMD_NET
  76. #undef CONFIG_CMD_SOURCE
  77. #undef CONFIG_CMD_USB
  78. #define CONFIG_CMD_NAND 1
  79. /* SDRAM */
  80. #define CONFIG_NR_DRAM_BANKS 1
  81. #define PHYS_SDRAM 0x20000000
  82. #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
  83. /* DataFlash */
  84. #define CONFIG_ATMEL_DATAFLASH_SPI
  85. #define CONFIG_HAS_DATAFLASH 1
  86. #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
  87. #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
  88. #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
  89. #define AT91_SPI_CLK 15000000
  90. #define DATAFLASH_TCSS (0x1a << 16)
  91. #define DATAFLASH_TCHS (0x1 << 24)
  92. /* NOR flash - not present */
  93. #define CONFIG_SYS_NO_FLASH 1
  94. /* NAND flash */
  95. #ifdef CONFIG_CMD_NAND
  96. #define CONFIG_NAND_ATMEL
  97. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  98. #define CONFIG_SYS_NAND_BASE 0x40000000
  99. #define CONFIG_SYS_NAND_DBW_8 1
  100. /* our ALE is AD21 */
  101. #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
  102. /* our CLE is AD22 */
  103. #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
  104. #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6
  105. #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17
  106. #endif
  107. /* Ethernet - not present */
  108. /* USB - not supported */
  109. #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
  110. #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
  111. #define CONFIG_SYS_MEMTEST_END 0x23e00000
  112. #ifdef CONFIG_SYS_USE_DATAFLASH
  113. /* bootstrap + u-boot + env + linux in dataflash on CS0 */
  114. #define CONFIG_ENV_IS_IN_DATAFLASH 1
  115. #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
  116. #define CONFIG_ENV_OFFSET 0x4200
  117. #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
  118. #define CONFIG_ENV_SIZE 0x4200
  119. #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm"
  120. #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
  121. "root=/dev/mtdblock0 " \
  122. "mtdparts=atmel_nand:-(root) "\
  123. "rw rootfstype=jffs2"
  124. #else /* CONFIG_SYS_USE_NANDFLASH */
  125. /* bootstrap + u-boot + env + linux in nandflash */
  126. #define CONFIG_ENV_IS_IN_NAND 1
  127. #define CONFIG_ENV_OFFSET 0x60000
  128. #define CONFIG_ENV_OFFSET_REDUND 0x80000
  129. #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
  130. #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm"
  131. #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
  132. "root=/dev/mtdblock5 " \
  133. "mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \
  134. "rw rootfstype=jffs2"
  135. #endif
  136. #define CONFIG_BAUDRATE 115200
  137. #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
  138. #define CONFIG_SYS_PROMPT "U-Boot> "
  139. #define CONFIG_SYS_CBSIZE 256
  140. #define CONFIG_SYS_MAXARGS 16
  141. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
  142. #define CONFIG_SYS_LONGHELP 1
  143. #define CONFIG_CMDLINE_EDITING 1
  144. /*
  145. * Size of malloc() pool
  146. */
  147. #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
  148. #define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
  149. #define CONFIG_STACKSIZE (32*1024) /* regular stack */
  150. #ifdef CONFIG_USE_IRQ
  151. #error CONFIG_USE_IRQ not supported
  152. #endif
  153. #endif