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[PATCH] PCI: quirk for IBM Dock II cardbus controllers 

The IBM Dock II cardbus bridges require some extra configuration
before Yenta is loaded in order to setup the Interrupts to be
routed properly.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kristen Accardi 2006-01-17 16:57:04 -08:00 committed by Greg Kroah-Hartman
parent e3ac86d8b3
commit c408a3794d
1 changed files with 27 additions and 0 deletions
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27
drivers/pci/quirks.c
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@ -1242,6 +1242,33 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_pc
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_pcie_pxh);
/*
* Fixup the cardbus bridges on the IBM Dock II docking station
*/
static void __devinit quirk_ibm_dock2_cardbus(struct pci_dev *dev)
{
u32 val;
/*
* tie the 2 interrupt pins to INTA, and configure the
* multifunction routing register to handle this.
*/
if ((dev->subsystem_vendor == PCI_VENDOR_ID_IBM) &&
(dev->subsystem_device == 0x0148)) {
printk(KERN_INFO "PCI: Found IBM Dock II Cardbus Bridge "
"applying quirk\n");
pci_read_config_dword(dev, 0x8c, &val);
val = ((val & 0xffffff00) | 0x1002);
pci_write_config_dword(dev, 0x8c, val);
pci_read_config_dword(dev, 0x80, &val);
val = ((val & 0x00ffff00) | 0x2864c077);
pci_write_config_dword(dev, 0x80, val);
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420,
quirk_ibm_dock2_cardbus);
static void __devinit quirk_netmos(struct pci_dev *dev)
{
unsigned int num_parallel = (dev->subsystem_device & 0xf0) >> 4;