ssb_driver_pci.h 5.0 KB

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  1. #ifndef LINUX_SSB_PCICORE_H_
  2. #define LINUX_SSB_PCICORE_H_
  3. #ifdef CONFIG_SSB_DRIVER_PCICORE
  4. /* PCI core registers. */
  5. #define SSB_PCICORE_CTL 0x0000 /* PCI Control */
  6. #define SSB_PCICORE_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */
  7. #define SSB_PCICORE_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */
  8. #define SSB_PCICORE_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */
  9. #define SSB_PCICORE_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */
  10. #define SSB_PCICORE_ARBCTL 0x0010 /* PCI Arbiter Control */
  11. #define SSB_PCICORE_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */
  12. #define SSB_PCICORE_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */
  13. #define SSB_PCICORE_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */
  14. #define SSB_PCICORE_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */
  15. #define SSB_PCICORE_ARBCTL_PARKID_4710 0x00000002 /* 4710 */
  16. #define SSB_PCICORE_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */
  17. #define SSB_PCICORE_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */
  18. #define SSB_PCICORE_ISTAT 0x0020 /* Interrupt status */
  19. #define SSB_PCICORE_ISTAT_INTA 0x00000001 /* PCI INTA# */
  20. #define SSB_PCICORE_ISTAT_INTB 0x00000002 /* PCI INTB# */
  21. #define SSB_PCICORE_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */
  22. #define SSB_PCICORE_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */
  23. #define SSB_PCICORE_ISTAT_PME 0x00000010 /* PCI PME# */
  24. #define SSB_PCICORE_IMASK 0x0024 /* Interrupt mask */
  25. #define SSB_PCICORE_IMASK_INTA 0x00000001 /* PCI INTA# */
  26. #define SSB_PCICORE_IMASK_INTB 0x00000002 /* PCI INTB# */
  27. #define SSB_PCICORE_IMASK_SERR 0x00000004 /* PCI SERR# */
  28. #define SSB_PCICORE_IMASK_PERR 0x00000008 /* PCI PERR# */
  29. #define SSB_PCICORE_IMASK_PME 0x00000010 /* PCI PME# */
  30. #define SSB_PCICORE_MBOX 0x0028 /* Backplane to PCI Mailbox */
  31. #define SSB_PCICORE_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */
  32. #define SSB_PCICORE_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */
  33. #define SSB_PCICORE_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */
  34. #define SSB_PCICORE_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */
  35. #define SSB_PCICORE_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */
  36. #define SSB_PCICORE_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */
  37. #define SSB_PCICORE_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */
  38. #define SSB_PCICORE_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */
  39. #define SSB_PCICORE_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */
  40. #define SSB_PCICORE_BCAST_ADDR_MASK 0x000000FF
  41. #define SSB_PCICORE_BCAST_DATA 0x0054 /* Backplane Broadcast Data */
  42. #define SSB_PCICORE_GPIO_IN 0x0060 /* rev >= 2 only */
  43. #define SSB_PCICORE_GPIO_OUT 0x0064 /* rev >= 2 only */
  44. #define SSB_PCICORE_GPIO_ENABLE 0x0068 /* rev >= 2 only */
  45. #define SSB_PCICORE_GPIO_CTL 0x006C /* rev >= 2 only */
  46. #define SSB_PCICORE_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */
  47. #define SSB_PCICORE_SBTOPCI0_MASK 0xFC000000
  48. #define SSB_PCICORE_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */
  49. #define SSB_PCICORE_SBTOPCI1_MASK 0xFC000000
  50. #define SSB_PCICORE_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */
  51. #define SSB_PCICORE_SBTOPCI2_MASK 0xC0000000
  52. #define SSB_PCICORE_PCICFG0 0x0400 /* PCI config space 0 (rev >= 8) */
  53. #define SSB_PCICORE_PCICFG1 0x0500 /* PCI config space 1 (rev >= 8) */
  54. #define SSB_PCICORE_PCICFG2 0x0600 /* PCI config space 2 (rev >= 8) */
  55. #define SSB_PCICORE_PCICFG3 0x0700 /* PCI config space 3 (rev >= 8) */
  56. #define SSB_PCICORE_SPROM(wordoffset) (0x0800 + ((wordoffset) * 2)) /* SPROM shadow area (72 bytes) */
  57. /* SBtoPCIx */
  58. #define SSB_PCICORE_SBTOPCI_MEM 0x00000000
  59. #define SSB_PCICORE_SBTOPCI_IO 0x00000001
  60. #define SSB_PCICORE_SBTOPCI_CFG0 0x00000002
  61. #define SSB_PCICORE_SBTOPCI_CFG1 0x00000003
  62. #define SSB_PCICORE_SBTOPCI_PREF 0x00000004 /* Prefetch enable */
  63. #define SSB_PCICORE_SBTOPCI_BURST 0x00000008 /* Burst enable */
  64. #define SSB_PCICORE_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */
  65. #define SSB_PCICORE_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */
  66. #define SSB_PCICORE_SBTOPCI_RC_READ 0x00000000 /* Memory read */
  67. #define SSB_PCICORE_SBTOPCI_RC_READL 0x00000010 /* Memory read line */
  68. #define SSB_PCICORE_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */
  69. /* PCIcore specific boardflags */
  70. #define SSB_PCICORE_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */
  71. struct ssb_pcicore {
  72. struct ssb_device *dev;
  73. u8 setup_done:1;
  74. u8 hostmode:1;
  75. u8 cardbusmode:1;
  76. };
  77. extern void ssb_pcicore_init(struct ssb_pcicore *pc);
  78. /* Enable IRQ routing for a specific device */
  79. extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
  80. struct ssb_device *dev);
  81. #else /* CONFIG_SSB_DRIVER_PCICORE */
  82. struct ssb_pcicore {
  83. };
  84. static inline
  85. void ssb_pcicore_init(struct ssb_pcicore *pc)
  86. {
  87. }
  88. static inline
  89. int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
  90. struct ssb_device *dev)
  91. {
  92. return 0;
  93. }
  94. #endif /* CONFIG_SSB_DRIVER_PCICORE */
  95. #endif /* LINUX_SSB_PCICORE_H_ */