dec21285.h
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上传日期:2013-02-24
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嵌入式Linux

开发平台:

Unix_Linux

  1. /*
  2.  *  linux/include/asm-arm/hardware/dec21285.h
  3.  *
  4.  *  Copyright (C) 1998 Russell King
  5.  *
  6.  * This program is free software; you can redistribute it and/or modify
  7.  * it under the terms of the GNU General Public License version 2 as
  8.  * published by the Free Software Foundation.
  9.  *
  10.  *  DC21285 registers
  11.  */
  12. #define DC21285_PCI_IACK 0x79000000
  13. #define DC21285_ARMCSR_BASE 0x42000000
  14. #define DC21285_PCI_TYPE_0_CONFIG 0x7b000000
  15. #define DC21285_PCI_TYPE_1_CONFIG 0x7a000000
  16. #define DC21285_OUTBOUND_WRITE_FLUSH 0x78000000
  17. #define DC21285_FLASH 0x41000000
  18. #define DC21285_PCI_IO 0x7c000000
  19. #define DC21285_PCI_MEM 0x80000000
  20. #include <linux/config.h>
  21. #ifndef __ASSEMBLY__
  22. #include <asm/arch/hardware.h>
  23. #define DC21285_IO(x) ((volatile unsigned long *)(ARMCSR_BASE+(x)))
  24. #else
  25. #define DC21285_IO(x) (x)
  26. #endif
  27. #define CSR_PCICMD DC21285_IO(0x0004)
  28. #define CSR_CLASSREV DC21285_IO(0x0008)
  29. #define CSR_PCICACHELINESIZE DC21285_IO(0x000c)
  30. #define CSR_PCICSRBASE DC21285_IO(0x0010)
  31. #define CSR_PCICSRIOBASE DC21285_IO(0x0014)
  32. #define CSR_PCISDRAMBASE DC21285_IO(0x0018)
  33. #define CSR_PCIROMBASE DC21285_IO(0x0030)
  34. #define CSR_MBOX0 DC21285_IO(0x0050)
  35. #define CSR_MBOX1 DC21285_IO(0x0054)
  36. #define CSR_MBOX2 DC21285_IO(0x0058)
  37. #define CSR_MBOX3 DC21285_IO(0x005c)
  38. #define CSR_DOORBELL DC21285_IO(0x0060)
  39. #define CSR_DOORBELL_SETUP DC21285_IO(0x0064)
  40. #define CSR_ROMWRITEREG DC21285_IO(0x0068)
  41. #define CSR_CSRBASEMASK DC21285_IO(0x00f8)
  42. #define CSR_CSRBASEOFFSET DC21285_IO(0x00fc)
  43. #define CSR_SDRAMBASEMASK DC21285_IO(0x0100)
  44. #define CSR_SDRAMBASEOFFSET DC21285_IO(0x0104)
  45. #define CSR_ROMBASEMASK DC21285_IO(0x0108)
  46. #define CSR_SDRAMTIMING DC21285_IO(0x010c)
  47. #define CSR_SDRAMADDRSIZE0 DC21285_IO(0x0110)
  48. #define CSR_SDRAMADDRSIZE1 DC21285_IO(0x0114)
  49. #define CSR_SDRAMADDRSIZE2 DC21285_IO(0x0118)
  50. #define CSR_SDRAMADDRSIZE3 DC21285_IO(0x011c)
  51. #define CSR_I2O_INFREEHEAD DC21285_IO(0x0120)
  52. #define CSR_I2O_INPOSTTAIL DC21285_IO(0x0124)
  53. #define CSR_I2O_OUTPOSTHEAD DC21285_IO(0x0128)
  54. #define CSR_I2O_OUTFREETAIL DC21285_IO(0x012c)
  55. #define CSR_I2O_INFREECOUNT DC21285_IO(0x0130)
  56. #define CSR_I2O_OUTPOSTCOUNT DC21285_IO(0x0134)
  57. #define CSR_I2O_INPOSTCOUNT DC21285_IO(0x0138)
  58. #define CSR_SA110_CNTL DC21285_IO(0x013c)
  59. #define SA110_CNTL_INITCMPLETE (1 << 0)
  60. #define SA110_CNTL_ASSERTSERR (1 << 1)
  61. #define SA110_CNTL_RXSERR (1 << 3)
  62. #define SA110_CNTL_SA110DRAMPARITY (1 << 4)
  63. #define SA110_CNTL_PCISDRAMPARITY (1 << 5)
  64. #define SA110_CNTL_DMASDRAMPARITY (1 << 6)
  65. #define SA110_CNTL_DISCARDTIMER (1 << 8)
  66. #define SA110_CNTL_PCINRESET (1 << 9)
  67. #define SA110_CNTL_I2O_256 (0 << 10)
  68. #define SA110_CNTL_I20_512 (1 << 10)
  69. #define SA110_CNTL_I2O_1024 (2 << 10)
  70. #define SA110_CNTL_I2O_2048 (3 << 10)
  71. #define SA110_CNTL_I2O_4096 (4 << 10)
  72. #define SA110_CNTL_I2O_8192 (5 << 10)
  73. #define SA110_CNTL_I2O_16384 (6 << 10)
  74. #define SA110_CNTL_I2O_32768 (7 << 10)
  75. #define SA110_CNTL_WATCHDOG (1 << 13)
  76. #define SA110_CNTL_ROMWIDTH_UNDEF (0 << 14)
  77. #define SA110_CNTL_ROMWIDTH_16 (1 << 14)
  78. #define SA110_CNTL_ROMWIDTH_32 (2 << 14)
  79. #define SA110_CNTL_ROMWIDTH_8 (3 << 14)
  80. #define SA110_CNTL_ROMACCESSTIME(x) ((x)<<16)
  81. #define SA110_CNTL_ROMBURSTTIME(x) ((x)<<20)
  82. #define SA110_CNTL_ROMTRISTATETIME(x) ((x)<<24)
  83. #define SA110_CNTL_XCSDIR(x) ((x)<<28)
  84. #define SA110_CNTL_PCICFN (1 << 31)
  85. /*
  86.  * footbridge_cfn_mode() is used when we want
  87.  * to check whether we are the central function
  88.  */
  89. #define __footbridge_cfn_mode() (*CSR_SA110_CNTL & SA110_CNTL_PCICFN)
  90. #if defined(CONFIG_FOOTBRIDGE_HOST) && defined(CONFIG_FOOTBRIDGE_ADDIN)
  91. #define footbridge_cfn_mode() __footbridge_cfn_mode()
  92. #elif defined(CONFIG_FOOTBRIDGE_HOST)
  93. #define footbridge_cfn_mode() (1)
  94. #else
  95. #define footbridge_cfn_mode() (0)
  96. #endif
  97. #define CSR_PCIADDR_EXTN DC21285_IO(0x0140)
  98. #define CSR_PREFETCHMEMRANGE DC21285_IO(0x0144)
  99. #define CSR_XBUS_CYCLE DC21285_IO(0x0148)
  100. #define CSR_XBUS_IOSTROBE DC21285_IO(0x014c)
  101. #define CSR_DOORBELL_PCI DC21285_IO(0x0150)
  102. #define CSR_DOORBELL_SA110 DC21285_IO(0x0154)
  103. #define CSR_UARTDR DC21285_IO(0x0160)
  104. #define CSR_RXSTAT DC21285_IO(0x0164)
  105. #define CSR_H_UBRLCR DC21285_IO(0x0168)
  106. #define CSR_M_UBRLCR DC21285_IO(0x016c)
  107. #define CSR_L_UBRLCR DC21285_IO(0x0170)
  108. #define CSR_UARTCON DC21285_IO(0x0174)
  109. #define CSR_UARTFLG DC21285_IO(0x0178)
  110. #define CSR_IRQ_STATUS DC21285_IO(0x0180)
  111. #define CSR_IRQ_RAWSTATUS DC21285_IO(0x0184)
  112. #define CSR_IRQ_ENABLE DC21285_IO(0x0188)
  113. #define CSR_IRQ_DISABLE DC21285_IO(0x018c)
  114. #define CSR_IRQ_SOFT DC21285_IO(0x0190)
  115. #define CSR_FIQ_STATUS DC21285_IO(0x0280)
  116. #define CSR_FIQ_RAWSTATUS DC21285_IO(0x0284)
  117. #define CSR_FIQ_ENABLE DC21285_IO(0x0288)
  118. #define CSR_FIQ_DISABLE DC21285_IO(0x028c)
  119. #define CSR_FIQ_SOFT DC21285_IO(0x0290)
  120. #define CSR_TIMER1_LOAD DC21285_IO(0x0300)
  121. #define CSR_TIMER1_VALUE DC21285_IO(0x0304)
  122. #define CSR_TIMER1_CNTL DC21285_IO(0x0308)
  123. #define CSR_TIMER1_CLR DC21285_IO(0x030c)
  124. #define CSR_TIMER2_LOAD DC21285_IO(0x0320)
  125. #define CSR_TIMER2_VALUE DC21285_IO(0x0324)
  126. #define CSR_TIMER2_CNTL DC21285_IO(0x0328)
  127. #define CSR_TIMER2_CLR DC21285_IO(0x032c)
  128. #define CSR_TIMER3_LOAD DC21285_IO(0x0340)
  129. #define CSR_TIMER3_VALUE DC21285_IO(0x0344)
  130. #define CSR_TIMER3_CNTL DC21285_IO(0x0348)
  131. #define CSR_TIMER3_CLR DC21285_IO(0x034c)
  132. #define CSR_TIMER4_LOAD DC21285_IO(0x0360)
  133. #define CSR_TIMER4_VALUE DC21285_IO(0x0364)
  134. #define CSR_TIMER4_CNTL DC21285_IO(0x0368)
  135. #define CSR_TIMER4_CLR DC21285_IO(0x036c)
  136. #define TIMER_CNTL_ENABLE (1 << 7)
  137. #define TIMER_CNTL_AUTORELOAD (1 << 6)
  138. #define TIMER_CNTL_DIV1 (0)
  139. #define TIMER_CNTL_DIV16 (1 << 2)
  140. #define TIMER_CNTL_DIV256 (2 << 2)
  141. #define TIMER_CNTL_CNTEXT (3 << 2)