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

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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;