[U-Boot] [RFC/RESEND 14/22] xhci: add support for cavium thunderx XHCI

[Tim Harvey]

Signed-off-by: Tim Harvey <tharvey at gateworks.com>
---
 drivers/usb/host/xhci-pci.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index d42f06bc32..3605357d33 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -18,9 +18,16 @@ static void xhci_pci_init(struct udevice *dev, struct xhci_hccr **ret_hccr,
 	struct xhci_hcor *hcor;
 	size_t size;
 	u32 cmd;
+	u16 vendor, device;
+	int bar = PCI_BASE_ADDRESS_0;
 
+	dm_pci_read_config16(dev, PCI_VENDOR_ID, &vendor);
+	dm_pci_read_config16(dev, PCI_DEVICE_ID, &device);
+	if ((vendor == PCI_VENDOR_ID_CAVIUM) &&
+	    (device == PCI_DEVICE_ID_THUNDERX_XHCI))
+		bar = 0;
 	hccr = (struct xhci_hccr *)dm_pci_map_bar(dev,
-			PCI_BASE_ADDRESS_0, &size, PCI_REGION_MEM);
+			bar, &size, PCI_REGION_MEM);
 	hcor = (struct xhci_hcor *)((uintptr_t) hccr +
 			HC_LENGTH(xhci_readl(&hccr->cr_capbase)));
 
-- 
2.17.1