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

Change-Id: I7321da453c0d9bb4a142c3c93103d8dc0ff416b7
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33201
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/soc/intel/fsp_broadwell_de/Kconfig

@@ -15,6 +15,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOUTHBRIDGE_INTEL_COMMON
 	select SOUTHBRIDGE_INTEL_COMMON_SPI
 	select SOUTHBRIDGE_INTEL_COMMON_RESET
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select PARALLEL_MP
 	select SMP
 	select IOAPIC

src/southbridge/intel/bd82x6x/Kconfig

@@ -31,6 +31,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy
 	select SOUTHBRIDGE_INTEL_COMMON_SPI
 	select SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select IOAPIC
 	select HAVE_USBDEBUG_OPTIONS
 	select HAVE_SMI_HANDLER

src/southbridge/intel/common/Kconfig

@@ -6,6 +6,10 @@ config SOUTHBRIDGE_INTEL_COMMON_RESET
 	bool
 	select HAVE_CF9_RESET
 
+config SOUTHBRIDGE_INTEL_COMMON_RTC
+	def_bool n
+	depends on SOUTHBRIDGE_INTEL_COMMON
+
 config SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	def_bool n
 	depends on SOUTHBRIDGE_INTEL_COMMON

src/southbridge/intel/common/Makefile.inc

@@ -53,6 +53,6 @@ ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT) += madt.c
 
 smm-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_FINALIZE) += finalize.c
 
-all-y += rtc.c
+all-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_RTC) += rtc.c
 
 endif

src/southbridge/intel/fsp_rangeley/Kconfig

@@ -33,6 +33,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy
 	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
 	select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 
 config EHCI_BAR
 	hex

src/southbridge/intel/i82371eb/Kconfig

@@ -2,6 +2,7 @@ config SOUTHBRIDGE_INTEL_I82371EB
 	select ACPI_INTEL_HARDWARE_SLEEP_VALUES
 	select SOUTHBRIDGE_INTEL_COMMON
 	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	bool
 
 config BOOTBLOCK_SOUTHBRIDGE_INIT

src/southbridge/intel/i82801dx/Kconfig

@@ -22,6 +22,7 @@ config SOUTHBRIDGE_INTEL_I82801DX
 	select HAVE_USBDEBUG
 	select SOUTHBRIDGE_INTEL_COMMON
 	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select HAVE_POWER_STATE_AFTER_FAILURE
 	select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE
 

src/southbridge/intel/i82801gx/Kconfig

@@ -32,6 +32,7 @@ config SOUTHBRIDGE_INTEL_I82801GX
 	select INTEL_HAS_TOP_SWAP
 	select SOUTHBRIDGE_INTEL_COMMON_SMM
 	select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 
 if SOUTHBRIDGE_INTEL_I82801GX
 

src/southbridge/intel/i82801ix/Kconfig

@@ -21,6 +21,7 @@ config SOUTHBRIDGE_INTEL_I82801IX
 	select SOUTHBRIDGE_INTEL_COMMON_SPI if !BOARD_EMULATION_QEMU_X86_Q35
 	select SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select IOAPIC
 	select HAVE_USBDEBUG
 	select USE_WATCHDOG_ON_BOOT

src/southbridge/intel/i82801jx/Kconfig

@@ -22,6 +22,7 @@ config SOUTHBRIDGE_INTEL_I82801JX
 	select SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ
 	select SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select IOAPIC
 	select HAVE_USBDEBUG
 	select USE_WATCHDOG_ON_BOOT

src/southbridge/intel/ibexpeak/Kconfig

@@ -35,6 +35,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy
 	select SOUTHBRIDGE_INTEL_COMMON_SMM
 	select SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select HAVE_USBDEBUG_OPTIONS
 	select COMMON_FADT
 	select ACPI_SATA_GENERATOR

src/southbridge/intel/lynxpoint/Kconfig

@@ -28,6 +28,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy
 	select SOUTHBRIDGE_INTEL_COMMON_FINALIZE
 	select SOUTHBRIDGE_INTEL_COMMON_PMCLIB
 	select SOUTHBRIDGE_INTEL_COMMON_PMBASE
+	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select IOAPIC
 	select HAVE_SMI_HANDLER
 	select HAVE_USBDEBUG_OPTIONS