src/soc/intel/denverton_ns/xhci.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <console/console.h>
   4 #include <device/device.h>
   5 #include <device/pci.h>
   6 #include <device/pci_ids.h>
   7 #include <device/pci_ops.h>
   8
   9 #include <soc/pci_devs.h>
  10 #include <soc/ramstage.h>
  11
  12 static void usb_xhci_init(struct device *dev)
  13 {
  14         /* USB XHCI configuration is handled by the FSP */
  15
  16         printk(BIOS_NOTICE, "pch: %s\n", __func__);
  17
  18         /* Set the value for PCI command register. */
  19         pci_write_config16(dev, PCI_COMMAND,
  20                            PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
  21 }
  22
  23 static struct device_operations usb_xhci_ops = {
  24         .read_resources = pci_dev_read_resources,
  25         .set_resources = pci_dev_set_resources,
  26         .enable_resources = pci_dev_enable_resources,
  27         .init = usb_xhci_init,
  28         .enable = pci_dev_enable_resources,
  29         .ops_pci = &soc_pci_ops,
  30 };
  31
  32 static const struct pci_driver pch_usb_xhci __pci_driver = {
  33         .ops = &usb_xhci_ops,
  34         .vendor = PCI_VID_INTEL,
  35         .device = PCI_DID_INTEL_DNV_XHCI,
  36 };