diff options
Diffstat (limited to 'src/southbridge/amd/amd8111/usb2.c')
-rw-r--r-- | src/southbridge/amd/amd8111/usb2.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/southbridge/amd/amd8111/usb2.c b/src/southbridge/amd/amd8111/usb2.c new file mode 100644 index 0000000000..89115c3bbe --- /dev/null +++ b/src/southbridge/amd/amd8111/usb2.c @@ -0,0 +1,45 @@ +//2003 Copywright Tyan + +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include "amd8111.h" + +#if 0 + +static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device) +{ + pci_write_config32(dev, 0x70, + ((device & 0xffff) << 16) | (vendor & 0xffff)); +} + +static struct pci_operations lops_pci = { + .set_subsystem = lpci_set_subsystem, +}; + +#endif + +static void amd8111_usb2_enable(device_t dev) +{ + // Due to buggy USB2 we force it to disable. + dev->enabled = 0; + amd8111_enable(dev); + printk(BIOS_DEBUG, "USB2 disabled.\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, + .scan_bus = 0, + .enable = amd8111_usb2_enable, + // .ops_pci = &lops_pci, +}; + +static const struct pci_driver usb2_driver __pci_driver = { + .ops = &usb2_ops, + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_8111_USB2, +}; |