acpi: Move PCI functions to separate file

Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: Idc96b99da9f9037267c0bec2c839014b13ceb8cc
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51106
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Lance Zhao
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/drivers/intel/dptf/dptf.c

@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <acpi/acpigen.h>
+#include <acpi/acpigen_pci.h>
 #include <console/console.h>
 #include <device/device.h>
 #include "chip.h"

src/drivers/intel/mipi_camera/camera.c

@@ -4,6 +4,7 @@
 #include <acpi/acpi.h>
 #include <acpi/acpi_device.h>
 #include <acpi/acpigen.h>
+#include <acpi/acpigen_pci.h>
 #include <console/console.h>
 #include <device/i2c_simple.h>
 #include <device/device.h>

src/drivers/usb/pci_xhci/pci_xhci.c

@@ -2,6 +2,7 @@
 
 #include "pci_xhci.h"
 #include <acpi/acpigen.h>
+#include <acpi/acpigen_pci.h>
 #include <console/console.h>
 #include <device/pci.h>
 #include <device/pci_ids.h>

src/drivers/wifi/generic/acpi.c

@@ -2,6 +2,7 @@
 
 #include <acpi/acpi_device.h>
 #include <acpi/acpigen.h>
+#include <acpi/acpigen_pci.h>
 #include <console/console.h>
 #include <device/pci_ids.h>
 #include <sar.h>