diff options
Diffstat (limited to 'drivers/mmc/host/sdhci-pci.h')
| -rw-r--r-- | drivers/mmc/host/sdhci-pci.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h new file mode 100644 index 000000000000..6d718719659e --- /dev/null +++ b/drivers/mmc/host/sdhci-pci.h @@ -0,0 +1,78 @@ +#ifndef __SDHCI_PCI_H +#define __SDHCI_PCI_H + +/* + * PCI device IDs + */ + +#define PCI_DEVICE_ID_INTEL_PCH_SDIO0 0x8809 +#define PCI_DEVICE_ID_INTEL_PCH_SDIO1 0x880a +#define PCI_DEVICE_ID_INTEL_BYT_EMMC 0x0f14 +#define PCI_DEVICE_ID_INTEL_BYT_SDIO 0x0f15 +#define PCI_DEVICE_ID_INTEL_BYT_SD 0x0f16 +#define PCI_DEVICE_ID_INTEL_BYT_EMMC2 0x0f50 +#define PCI_DEVICE_ID_INTEL_MRFL_MMC 0x1190 +#define PCI_DEVICE_ID_INTEL_CLV_SDIO0 0x08f9 +#define PCI_DEVICE_ID_INTEL_CLV_SDIO1 0x08fa +#define PCI_DEVICE_ID_INTEL_CLV_SDIO2 0x08fb +#define PCI_DEVICE_ID_INTEL_CLV_EMMC0 0x08e5 +#define PCI_DEVICE_ID_INTEL_CLV_EMMC1 0x08e6 + +/* + * PCI registers + */ + +#define PCI_SDHCI_IFPIO 0x00 +#define PCI_SDHCI_IFDMA 0x01 +#define PCI_SDHCI_IFVENDOR 0x02 + +#define PCI_SLOT_INFO 0x40 /* 8 bits */ +#define PCI_SLOT_INFO_SLOTS(x) ((x >> 4) & 7) +#define PCI_SLOT_INFO_FIRST_BAR_MASK 0x07 + +#define MAX_SLOTS 8 + +struct sdhci_pci_chip; +struct sdhci_pci_slot; + +struct sdhci_pci_fixes { + unsigned int quirks; + unsigned int quirks2; + bool allow_runtime_pm; + bool own_cd_for_runtime_pm; + + int (*probe) (struct sdhci_pci_chip *); + + int (*probe_slot) (struct sdhci_pci_slot *); + void (*remove_slot) (struct sdhci_pci_slot *, int); + + int (*suspend) (struct sdhci_pci_chip *); + int (*resume) (struct sdhci_pci_chip *); +}; + +struct sdhci_pci_slot { + struct sdhci_pci_chip *chip; + struct sdhci_host *host; + struct sdhci_pci_data *data; + + int pci_bar; + int rst_n_gpio; + int cd_gpio; + int cd_irq; + + void (*hw_reset)(struct sdhci_host *host); +}; + +struct sdhci_pci_chip { + struct pci_dev *pdev; + + unsigned int quirks; + unsigned int quirks2; + bool allow_runtime_pm; + const struct sdhci_pci_fixes *fixes; + + int num_slots; /* Slots on controller */ + struct sdhci_pci_slot *slots[MAX_SLOTS]; /* Pointers to host slots */ +}; + +#endif /* __SDHCI_PCI_H */ |