usb: add support for STA2X11 host driver

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@st.com>
Cc: Alan Cox <alan@linux.intel.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 10 insertions, 0 deletions

diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index f4b627d343ac..01bb7241d6ef 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -276,6 +276,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 
         /* Serial Bus Release Number is at PCI 0x60 offset */
         pci_read_config_byte(pdev, 0x60, &ehci->sbrn);
+        if (pdev->vendor == PCI_VENDOR_ID_STMICRO
+            && pdev->device == PCI_DEVICE_ID_STMICRO_USB_HOST)
+                ehci->sbrn = 0x20; /* ConneXT has no sbrn register */
 
         /* Keep this around for a while just in case some EHCI
          * implementation uses legacy PCI PM support.  This test
@@ -526,6 +529,9 @@ static const struct pci_device_id pci_ids [] = { {
         /* handle any USB 2.0 EHCI controller */
         PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_EHCI, ~0),
         .driver_data =  (unsigned long) &ehci_pci_hc_driver,
+        }, {
+        PCI_VDEVICE(STMICRO, PCI_DEVICE_ID_STMICRO_USB_HOST),
+        .driver_data = (unsigned long) &ehci_pci_hc_driver,
         },
         { /* end: all zeroes */ }
 };
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 6109810cc2d3..1843bb68ac7c 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -397,6 +397,10 @@ static const struct pci_device_id pci_ids [] = { {
         /* handle any USB OHCI controller */
         PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0),
         .driver_data =  (unsigned long) &ohci_pci_hc_driver,
+        }, {
+        /* The device in the ConneXT I/O hub has no class reg */
+        PCI_VDEVICE(STMICRO, PCI_DEVICE_ID_STMICRO_USB_OHCI),
+        .driver_data =  (unsigned long) &ohci_pci_hc_driver,
         }, { /* end: all zeroes */ }
 };
 MODULE_DEVICE_TABLE (pci, pci_ids);