| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ops.h> |
| #include <device/pci_ids.h> |
| |
| /* really nothing to do here, both usb 1.1 & 2.0 are normal PCI devices and so get resources allocated |
| properly. They are part of the southbridge and are enabled in the chip enable function for the southbridge */ |
| |
| static void usb_init(struct device *dev) |
| { |
| printk(BIOS_DEBUG, "Configuring VIA USB 1.1\n"); |
| |
| /* pci_write_config8(dev, 0x04, 0x07); */ |
| |
| /* |
| * To disable; though do we need to do this? |
| pci_write_config8(dev1, 0x3c, 0x00); |
| pci_write_config8(dev1, 0x04, 0x00); |
| |
| Also, on the root dev, for enable: |
| regval = pci_read_config8(dev0, 0x50); |
| regval &= ~(0x36); |
| pci_write_config8(dev0, 0x50, regval); |
| |
| (regval |= 0x36; for disable) |
| */ |
| } |
| |
| static struct device_operations usb_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .init = usb_init, |
| .enable = 0, |
| .ops_pci = 0, |
| }; |
| |
| static const struct pci_driver northbridge_driver __pci_driver = { |
| .ops = &usb_ops, |
| .vendor = PCI_VENDOR_ID_VIA, |
| .device = PCI_DEVICE_ID_VIA_82C586_2, |
| }; |
| |