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xhci: Add quirk to workaround the errata seen on Cavium Thunder-X2 Soc
[platform/kernel/linux-rpi.git]
/
drivers
/
usb
/
host
/
xhci-pci.c
diff --git
a/drivers/usb/host/xhci-pci.c
b/drivers/usb/host/xhci-pci.c
index
92fd6b6
..
beeda27
100644
(file)
--- a/
drivers/usb/host/xhci-pci.c
+++ b/
drivers/usb/host/xhci-pci.c
@@
-231,6
+231,11
@@
static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241)
xhci->quirks |= XHCI_LIMIT_ENDPOINT_INTERVAL_7;
if (pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241)
xhci->quirks |= XHCI_LIMIT_ENDPOINT_INTERVAL_7;
+ if ((pdev->vendor == PCI_VENDOR_ID_BROADCOM ||
+ pdev->vendor == PCI_VENDOR_ID_CAVIUM) &&
+ pdev->device == 0x9026)
+ xhci->quirks |= XHCI_RESET_PLL_ON_DISCONNECT;
+
if (xhci->quirks & XHCI_RESET_ON_RESUME)
xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
"QUIRK: Resetting on resume");
if (xhci->quirks & XHCI_RESET_ON_RESUME)
xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
"QUIRK: Resetting on resume");