sb/intel/common: Make linking pmbase.c conditional

Change-Id: I6a7cd96699dbeb42a53bf1d25db1bcf93e416e0f
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33200
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/intel/common/Kconfig b/src/southbridge/intel/common/Kconfig
index 31039b6..c5aaa80 100644
--- a/src/southbridge/intel/common/Kconfig
+++ b/src/southbridge/intel/common/Kconfig
@@ -9,6 +9,11 @@
 config SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	def_bool n
 	depends on SOUTHBRIDGE_INTEL_COMMON
+	depends on SOUTHBRIDGE_INTEL_COMMON_PMBASE
+
+config SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	def_bool n
+	depends on SOUTHBRIDGE_INTEL_COMMON
 
 config SOUTHBRIDGE_INTEL_COMMON_GPIO
 	def_bool n
@@ -36,6 +41,7 @@
 	def_bool n
 	select HAVE_POWER_STATE_AFTER_FAILURE
 	select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE
+	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
 
 config SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT
 	bool
@@ -78,6 +84,7 @@
 config SOUTHBRIDGE_INTEL_COMMON_WATCHDOG
 	bool
 	depends on SOUTHBRIDGE_INTEL_COMMON
+	depends on SOUTHBRIDGE_INTEL_COMMON_PMBASE
 
 if SOUTHBRIDGE_INTEL_COMMON_FINALIZE