diff options
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
| -rw-r--r-- | drivers/usb/host/xhci-pci.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 592fe7e623f7..06595ec27bb7 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -24,6 +24,10 @@ #include "xhci.h" +/* Device for a quirk */ +#define PCI_VENDOR_ID_FRESCO_LOGIC 0x1b73 +#define PCI_DEVICE_ID_FRESCO_LOGIC_PDK 0x1000 + static const char hcd_name[] = "xhci_hcd"; /* called after powerup, by probe or system-pm "wakeup" */ @@ -59,9 +63,20 @@ static int xhci_pci_setup(struct usb_hcd *hcd) xhci->hcs_params1 = xhci_readl(xhci, &xhci->cap_regs->hcs_params1); xhci->hcs_params2 = xhci_readl(xhci, &xhci->cap_regs->hcs_params2); xhci->hcs_params3 = xhci_readl(xhci, &xhci->cap_regs->hcs_params3); + xhci->hcc_params = xhci_readl(xhci, &xhci->cap_regs->hc_capbase); + xhci->hci_version = HC_VERSION(xhci->hcc_params); xhci->hcc_params = xhci_readl(xhci, &xhci->cap_regs->hcc_params); xhci_print_registers(xhci); + /* Look for vendor-specific quirks */ + if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC && + pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK && + pdev->revision == 0x0) { + xhci->quirks |= XHCI_RESET_EP_QUIRK; + xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure" + " endpoint cmd after reset endpoint\n"); + } + /* Make sure the HC is halted. */ retval = xhci_halt(xhci); if (retval) @@ -121,6 +136,7 @@ static const struct hc_driver xhci_pci_hc_driver = { .check_bandwidth = xhci_check_bandwidth, .reset_bandwidth = xhci_reset_bandwidth, .address_device = xhci_address_device, + .update_hub_device = xhci_update_hub_device, /* * scheduling support |