x86: acpi: Add a common routine to write WiFi info

Intel WiFi chips can use a common routine to write the information needed
by linux. Add an implementation of this.

Enable it for coral.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 675a43e..495629d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1009,4 +1009,12 @@
 	  connected to the device. Enable this option to create this
 	  table so that graphics works correctly.
 
+config INTEL_GENERIC_WIFI
+	bool "Enable generation of ACPI tables for Intel WiFi"
+	help
+	  Select this option to provide code to a build generic WiFi ACPI table
+	  for Intel WiFi devices. This is not a WiFi driver and offers no
+	  network functionality. It is only here to generate the ACPI tables
+	  required by Linux.
+
 endmenu