xHCI: Implement AMD PLL quirk

[firefly-linux-kernel-4.4.55.git] / drivers / usb / host / xhci-pci.c

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index ceea9f33491c0d1dd379bc48db4fc9fd486a518b..a10494c2f3c7749a83fe52b2479c469da47e9d0e 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -114,6 +114,10 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
        if (pdev->vendor == PCI_VENDOR_ID_NEC)
                xhci->quirks |= XHCI_NEC_HOST;
 
+       /* AMD PLL quirk */
+       if (pdev->vendor == PCI_VENDOR_ID_AMD && usb_amd_find_chipset_info())
+               xhci->quirks |= XHCI_AMD_PLL_FIX;
+
        /* Make sure the HC is halted. */
        retval = xhci_halt(xhci);
        if (retval)