nb/intel/broadwell: Move device NVS to southbridge

Device NVS is only used in southbridge code. Also move the platform.asl
file since it is mostly about southbridge stuff.

Tested with BUILD_TIMELESS=1, Purism Librem 15 v2 remains identical.

Change-Id: Ia0d301f6b77f7084a6d1dfe1238693c76c62ef7a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/91401
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/auron/dsdt.asl

@@ -11,7 +11,7 @@ DefinitionBlock(
 )
 {
 	#include <acpi/dsdt_top.asl>
-	#include <northbridge/intel/broadwell/acpi/platform.asl>
+	#include <southbridge/intel/wildcatpoint/acpi/platform.asl>
 
 	// Thermal handler
 	#include "acpi/thermal.asl"

src/mainboard/google/jecht/dsdt.asl

@@ -19,7 +19,7 @@ DefinitionBlock(
 
 	// global NVS and variables
 	#include <southbridge/intel/wildcatpoint/acpi/globalnvs.asl>
-	#include <northbridge/intel/broadwell/acpi/device_nvs.asl>
+	#include <southbridge/intel/wildcatpoint/acpi/device_nvs.asl>
 
 	// CPU
 	#include <cpu/intel/common/acpi/cpu.asl>

src/mainboard/hp/elitebook_820_g2/dsdt.asl

@@ -18,7 +18,7 @@ DefinitionBlock(
 	#include <soc/intel/common/acpi/acpi_wake_source.asl>
 
 	#include <southbridge/intel/wildcatpoint/acpi/globalnvs.asl>
-	#include <northbridge/intel/broadwell/acpi/device_nvs.asl>
+	#include <southbridge/intel/wildcatpoint/acpi/device_nvs.asl>
 	#include <cpu/intel/common/acpi/cpu.asl>
 	#include <southbridge/intel/common/acpi/sleepstates.asl>
 

src/mainboard/intel/wtm2/dsdt.asl

@@ -19,7 +19,7 @@ DefinitionBlock(
 
 	// global NVS and variables
 	#include <southbridge/intel/wildcatpoint/acpi/globalnvs.asl>
-	#include <northbridge/intel/broadwell/acpi/device_nvs.asl>
+	#include <southbridge/intel/wildcatpoint/acpi/device_nvs.asl>
 
 	// CPU
 	#include <cpu/intel/common/acpi/cpu.asl>

src/mainboard/purism/librem_bdw/dsdt.asl

@@ -11,7 +11,7 @@ DefinitionBlock(
 )
 {
 	#include <acpi/dsdt_top.asl>
-	#include <northbridge/intel/broadwell/acpi/platform.asl>
+	#include <southbridge/intel/wildcatpoint/acpi/platform.asl>
 	#include <southbridge/intel/wildcatpoint/acpi/globalnvs.asl>
 	#include <cpu/intel/common/acpi/cpu.asl>
 

src/southbridge/intel/wildcatpoint/acpi/platform.asl

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#include <northbridge/intel/broadwell/acpi/device_nvs.asl>
+#include <southbridge/intel/wildcatpoint/acpi/device_nvs.asl>
 #include <southbridge/intel/common/acpi/platform.asl>
 
 /*