bf533-ezkit.h 3.4 KB

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  1. /*
  2. * U-boot - Configuration file for BF533 EZKIT board
  3. */
  4. #ifndef __CONFIG_BF533_EZKIT_H__
  5. #define __CONFIG_BF533_EZKIT_H__
  6. #include <asm/config-pre.h>
  7. /*
  8. * Processor Settings
  9. */
  10. #define CONFIG_BFIN_CPU bf533-0.3
  11. #define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
  12. /*
  13. * Clock Settings
  14. * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
  15. * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
  16. */
  17. /* CONFIG_CLKIN_HZ is any value in Hz */
  18. #define CONFIG_CLKIN_HZ 27000000
  19. /* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
  20. /* 1 = CLKIN / 2 */
  21. #define CONFIG_CLKIN_HALF 0
  22. /* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
  23. /* 1 = bypass PLL */
  24. #define CONFIG_PLL_BYPASS 0
  25. /* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
  26. /* Values can range from 0-63 (where 0 means 64) */
  27. #define CONFIG_VCO_MULT 22
  28. /* CCLK_DIV controls the core clock divider */
  29. /* Values can be 1, 2, 4, or 8 ONLY */
  30. #define CONFIG_CCLK_DIV 1
  31. /* SCLK_DIV controls the system clock divider */
  32. /* Values can range from 1-15 */
  33. #define CONFIG_SCLK_DIV 5
  34. /*
  35. * Memory Settings
  36. */
  37. #define CONFIG_MEM_SIZE 32
  38. /* Early EZKITs had 32megs, but later have 64megs */
  39. #if (CONFIG_MEM_SIZE == 64)
  40. # define CONFIG_MEM_ADD_WDTH 10
  41. #else
  42. # define CONFIG_MEM_ADD_WDTH 9
  43. #endif
  44. #define CONFIG_EBIU_SDRRC_VAL 0x398
  45. #define CONFIG_EBIU_SDGCTL_VAL 0x91118d
  46. #define CONFIG_EBIU_AMGCTL_VAL 0xFF
  47. #define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
  48. #define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
  49. #define CONFIG_SYS_MONITOR_LEN (256 * 1024)
  50. #define CONFIG_SYS_MALLOC_LEN (128 * 1024)
  51. /*
  52. * Network Settings
  53. */
  54. #define ADI_CMDS_NETWORK 1
  55. #define CONFIG_DRIVER_SMC91111 1
  56. #define CONFIG_SMC91111_BASE 0x20310300
  57. #define SMC91111_EEPROM_INIT() \
  58. do { \
  59. *pFIO_DIR |= PF1; \
  60. *pFIO_FLAG_S = PF1; \
  61. SSYNC(); \
  62. } while (0)
  63. #define CONFIG_HOSTNAME bf533-ezkit
  64. /* Uncomment next line to use fixed MAC address */
  65. /* #define CONFIG_ETHADDR 02:80:ad:20:31:e8 */
  66. /*
  67. * Flash Settings
  68. */
  69. #define CONFIG_SYS_FLASH_BASE 0x20000000
  70. #define CONFIG_SYS_MAX_FLASH_BANKS 3
  71. #define CONFIG_SYS_MAX_FLASH_SECT 40
  72. #define CONFIG_ENV_IS_IN_FLASH
  73. #define CONFIG_ENV_ADDR 0x20020000
  74. #define CONFIG_ENV_SECT_SIZE 0x10000
  75. #define FLASH_TOT_SECT 40
  76. /*
  77. * I2C Settings
  78. * By default PF1 is used as SDA and PF0 as SCL on the Stamp board
  79. */
  80. #define CONFIG_SOFT_I2C
  81. #ifdef CONFIG_SOFT_I2C
  82. #define PF_SCL PF0
  83. #define PF_SDA PF1
  84. #define I2C_INIT \
  85. do { \
  86. *pFIO_DIR |= PF_SCL; \
  87. SSYNC(); \
  88. } while (0)
  89. #define I2C_ACTIVE \
  90. do { \
  91. *pFIO_DIR |= PF_SDA; \
  92. *pFIO_INEN &= ~PF_SDA; \
  93. SSYNC(); \
  94. } while (0)
  95. #define I2C_TRISTATE \
  96. do { \
  97. *pFIO_DIR &= ~PF_SDA; \
  98. *pFIO_INEN |= PF_SDA; \
  99. SSYNC(); \
  100. } while (0)
  101. #define I2C_READ ((*pFIO_FLAG_D & PF_SDA) != 0)
  102. #define I2C_SDA(bit) \
  103. do { \
  104. if (bit) \
  105. *pFIO_FLAG_S = PF_SDA; \
  106. else \
  107. *pFIO_FLAG_C = PF_SDA; \
  108. SSYNC(); \
  109. } while (0)
  110. #define I2C_SCL(bit) \
  111. do { \
  112. if (bit) \
  113. *pFIO_FLAG_S = PF_SCL; \
  114. else \
  115. *pFIO_FLAG_C = PF_SCL; \
  116. SSYNC(); \
  117. } while (0)
  118. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  119. #define CONFIG_SYS_I2C_SPEED 50000
  120. #define CONFIG_SYS_I2C_SLAVE 0
  121. #endif
  122. /*
  123. * Misc Settings
  124. */
  125. #define CONFIG_MISC_INIT_R
  126. #define CONFIG_RTC_BFIN
  127. #define CONFIG_UART_CONSOLE 0
  128. /*
  129. * Pull in common ADI header for remaining command/environment setup
  130. */
  131. #include <configs/bfin_adi_common.h>
  132. #endif