drivers/mmc/host/sdhci-pci.h

   1 #ifndef __SDHCI_PCI_H
   2 #define __SDHCI_PCI_H
   3
   4 /*
   5  * PCI device IDs
   6  */
   7
   8 #define PCI_DEVICE_ID_INTEL_PCH_SDIO0   0x8809
   9 #define PCI_DEVICE_ID_INTEL_PCH_SDIO1   0x880a
  10 #define PCI_DEVICE_ID_INTEL_BYT_EMMC    0x0f14
  11 #define PCI_DEVICE_ID_INTEL_BYT_SDIO    0x0f15
  12 #define PCI_DEVICE_ID_INTEL_BYT_SD      0x0f16
  13 #define PCI_DEVICE_ID_INTEL_BYT_EMMC2   0x0f50
  14 #define PCI_DEVICE_ID_INTEL_MRFL_MMC    0x1190
  15 #define PCI_DEVICE_ID_INTEL_CLV_SDIO0   0x08f9
  16 #define PCI_DEVICE_ID_INTEL_CLV_SDIO1   0x08fa
  17 #define PCI_DEVICE_ID_INTEL_CLV_SDIO2   0x08fb
  18 #define PCI_DEVICE_ID_INTEL_CLV_EMMC0   0x08e5
  19 #define PCI_DEVICE_ID_INTEL_CLV_EMMC1   0x08e6
  20
  21 /*
  22  * PCI registers
  23  */
  24
  25 #define PCI_SDHCI_IFPIO                 0x00
  26 #define PCI_SDHCI_IFDMA                 0x01
  27 #define PCI_SDHCI_IFVENDOR              0x02
  28
  29 #define PCI_SLOT_INFO                   0x40    /* 8 bits */
  30 #define  PCI_SLOT_INFO_SLOTS(x)         ((x >> 4) & 7)
  31 #define  PCI_SLOT_INFO_FIRST_BAR_MASK   0x07
  32
  33 #define MAX_SLOTS                       8
  34
  35 struct sdhci_pci_chip;
  36 struct sdhci_pci_slot;
  37
  38 struct sdhci_pci_fixes {
  39         unsigned int            quirks;
  40         unsigned int            quirks2;
  41         bool                    allow_runtime_pm;
  42         bool                    own_cd_for_runtime_pm;
  43
  44         int                     (*probe) (struct sdhci_pci_chip *);
  45
  46         int                     (*probe_slot) (struct sdhci_pci_slot *);
  47         void                    (*remove_slot) (struct sdhci_pci_slot *, int);
  48
  49         int                     (*suspend) (struct sdhci_pci_chip *);
  50         int                     (*resume) (struct sdhci_pci_chip *);
  51 };
  52
  53 struct sdhci_pci_slot {
  54         struct sdhci_pci_chip   *chip;
  55         struct sdhci_host       *host;
  56         struct sdhci_pci_data   *data;
  57
  58         int                     pci_bar;
  59         int                     rst_n_gpio;
  60         int                     cd_gpio;
  61         int                     cd_irq;
  62
  63         void (*hw_reset)(struct sdhci_host *host);
  64 };
  65
  66 struct sdhci_pci_chip {
  67         struct pci_dev          *pdev;
  68
  69         unsigned int            quirks;
  70         unsigned int            quirks2;
  71         bool                    allow_runtime_pm;
  72         const struct sdhci_pci_fixes *fixes;
  73
  74         int                     num_slots;      /* Slots on controller */
  75         struct sdhci_pci_slot   *slots[MAX_SLOTS]; /* Pointers to host slots */
  76 };
  77
  78 #endif /* __SDHCI_PCI_H */