diff options
Diffstat (limited to 'src/southbridge/intel/i82801dx/usb2.c')
-rw-r--r-- | src/southbridge/intel/i82801dx/usb2.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801dx/usb2.c b/src/southbridge/intel/i82801dx/usb2.c new file mode 100644 index 0000000000..a0ea5f64e1 --- /dev/null +++ b/src/southbridge/intel/i82801dx/usb2.c @@ -0,0 +1,54 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2003 Tyan + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include "i82801dx.h" + +static void usb2_init(struct device *dev) +{ + u32 cmd; + printk(BIOS_DEBUG, "USB: Setting up controller.. "); + cmd = pci_read_config32(dev, PCI_COMMAND); + pci_write_config32(dev, PCI_COMMAND, + cmd | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | + PCI_COMMAND_MASTER | PCI_COMMAND_INVALIDATE); + printk(BIOS_DEBUG, "done.\n"); +} + +static struct device_operations usb2_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = usb2_init, + .scan_bus = 0, + .enable = i82801dx_enable, +}; + +/* 82801DB/DBM USB 2.0 */ +static const struct pci_driver usb2_driver __pci_driver = { + .ops = &usb2_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_82801DB_EHCI, +}; |