| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include <device/pci_ehci.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_ehci_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, |
| }; |