diff --git a/Makefile.inc b/Makefile.inc
index 0a05b2f855..f1c9f15778 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -54,8 +54,8 @@ PHONY+= clean-abuild coreboot lint lint-stable build-dirs
 # root source directories of coreboot
 subdirs-y := src/lib src/console src/device
 subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*)
-subdirs-y += $(wildcard src/soc/*/*)
-subdirs-y += src/northbridge src/superio src/drivers src/cpu src/vendorcode
+subdirs-y += $(wildcard src/soc/*/*) $(wildcard src/northbridge/*/*)
+subdirs-y += src/superio src/drivers src/cpu src/vendorcode
 subdirs-y += util/cbfstool util/sconfig util/nvramtool util/broadcom
 subdirs-y += $(wildcard src/arch/*)
 subdirs-y += src/mainboard/$(MAINBOARDDIR)
diff --git a/src/northbridge/Makefile.inc b/src/northbridge/Makefile.inc
deleted file mode 100644
index 1a5b1c8694..0000000000
--- a/src/northbridge/Makefile.inc
+++ /dev/null
@@ -1,5 +0,0 @@
-subdirs-y += amd
-subdirs-y += dmp
-subdirs-y += intel
-subdirs-y += rdc
-subdirs-y += via
diff --git a/src/northbridge/amd/Makefile.inc b/src/northbridge/amd/Makefile.inc
deleted file mode 100644
index 80e9961f03..0000000000
--- a/src/northbridge/amd/Makefile.inc
+++ /dev/null
@@ -1,8 +0,0 @@
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_AMDFAM10) += amdfam10
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_AMDK8) += amdk8
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_GX2) += gx2
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_LX) += lx
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA) += agesa
-subdirs-$(CONFIG_NORTHBRIDGE_AMD_PI) += pi
-
-subdirs-$(CONFIG_AMD_NB_CIMX) += cimx
diff --git a/src/northbridge/amd/agesa/Makefile.inc b/src/northbridge/amd/agesa/Makefile.inc
index 8cf9ae3a3b..09d2d50347 100644
--- a/src/northbridge/amd/agesa/Makefile.inc
+++ b/src/northbridge/amd/agesa/Makefile.inc
@@ -16,6 +16,9 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
+
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_AGESA),y)
+
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY10) += family10
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY12) += family12
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY14) += family14
@@ -26,3 +29,5 @@ subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY16_KB) += family16kb
 
 romstage-y += def_callouts.c agesawrapper.c eventlog.c
 ramstage-y += def_callouts.c agesawrapper.c eventlog.c
+
+endif
diff --git a/src/northbridge/amd/amdfam10/Makefile.inc b/src/northbridge/amd/amdfam10/Makefile.inc
index 65bdc0363c..8a105fd984 100644
--- a/src/northbridge/amd/amdfam10/Makefile.inc
+++ b/src/northbridge/amd/amdfam10/Makefile.inc
@@ -1,3 +1,5 @@
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_AMDFAM10),y)
+
 ramstage-y += northbridge.c
 ramstage-y += misc_control.c
 romstage-y += amdfam10_util.c
@@ -12,3 +14,5 @@ ramstage-y += get_pci1234.c
 # Enable this if you want to check the values of the PCI routing registers.
 # Call show_all_routes() anywhere amdfam10.h is included.
 #ramstage-y += util.c
+
+endif
diff --git a/src/northbridge/amd/amdk8/Makefile.inc b/src/northbridge/amd/amdk8/Makefile.inc
index eeef9e8054..29274f48ec 100644
--- a/src/northbridge/amd/amdk8/Makefile.inc
+++ b/src/northbridge/amd/amdk8/Makefile.inc
@@ -1,3 +1,5 @@
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_AMDK8),y)
+
 ramstage-y += northbridge.c
 ramstage-y += misc_control.c
 ramstage-y += get_sblk_pci1234.c
@@ -27,3 +29,5 @@ ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
 #
 #end
 #
+
+endif
diff --git a/src/northbridge/amd/cimx/Makefile.inc b/src/northbridge/amd/cimx/Makefile.inc
index 80844c87fe..a3b16572e0 100644
--- a/src/northbridge/amd/cimx/Makefile.inc
+++ b/src/northbridge/amd/cimx/Makefile.inc
@@ -17,4 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_AMD_NB_CIMX),y)
+
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_CIMX_RD890) += rd890
+
+endif
diff --git a/src/northbridge/amd/gx2/Makefile.inc b/src/northbridge/amd/gx2/Makefile.inc
index ad904c4387..7936acb137 100644
--- a/src/northbridge/amd/gx2/Makefile.inc
+++ b/src/northbridge/amd/gx2/Makefile.inc
@@ -1,3 +1,7 @@
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_GX2),y)
+
 ramstage-y += northbridge.c
 ramstage-y += northbridgeinit.c
 ramstage-y += grphinit.c
+
+endif
diff --git a/src/northbridge/amd/lx/Makefile.inc b/src/northbridge/amd/lx/Makefile.inc
index 5ff227d9ee..19d9e44db6 100644
--- a/src/northbridge/amd/lx/Makefile.inc
+++ b/src/northbridge/amd/lx/Makefile.inc
@@ -1,5 +1,9 @@
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_LX),y)
+
 ramstage-y += northbridge.c
 ramstage-y += northbridgeinit.c
 ramstage-y += grphinit.c
 
 romstage-y += raminit.c
+
+endif
diff --git a/src/northbridge/amd/pi/Makefile.inc b/src/northbridge/amd/pi/Makefile.inc
index 3ded87f58d..9cd7410be3 100644
--- a/src/northbridge/amd/pi/Makefile.inc
+++ b/src/northbridge/amd/pi/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_AMD_PI),y)
+
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_PI_00630F01) += 00630F01
 subdirs-$(CONFIG_NORTHBRIDGE_AMD_PI_00730F01) += 00730F01
 
@@ -24,3 +26,5 @@ romstage-y += agesawrapper.c
 romstage-y += def_callouts.c
 ramstage-y += agesawrapper.c
 ramstage-y += def_callouts.c
+
+endif
diff --git a/src/northbridge/dmp/Makefile.inc b/src/northbridge/dmp/Makefile.inc
deleted file mode 100644
index 3cfcc48442..0000000000
--- a/src/northbridge/dmp/Makefile.inc
+++ /dev/null
@@ -1,20 +0,0 @@
-##
-## This file is part of the coreboot project.
-##
-## Copyright (C) 2013 DMP Electronics Inc.
-##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
-## You should have received a copy of the GNU General Public License
-## along with this program; if not, write to the Free Software
-## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-##
-
-subdirs-$(CONFIG_NORTHBRIDGE_DMP_VORTEX86EX) += vortex86ex
diff --git a/src/northbridge/dmp/vortex86ex/Makefile.inc b/src/northbridge/dmp/vortex86ex/Makefile.inc
index 82b07fd5d5..9c83eff84f 100644
--- a/src/northbridge/dmp/vortex86ex/Makefile.inc
+++ b/src/northbridge/dmp/vortex86ex/Makefile.inc
@@ -17,5 +17,9 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_DMP_VORTEX86EX),y)
+
 ramstage-y += northbridge.c
 ramstage-y += xgi_oprom.c
+
+endif
diff --git a/src/northbridge/intel/Makefile.inc b/src/northbridge/intel/Makefile.inc
deleted file mode 100644
index 90fa696e7c..0000000000
--- a/src/northbridge/intel/Makefile.inc
+++ /dev/null
@@ -1,21 +0,0 @@
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_E7501) += e7501
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_E7505) += e7505
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I3100) += i3100
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I440BX) += i440bx
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I440LX) += i440lx
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I82810) += i82810
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I82830) += i82830
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I855) += i855
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I945) += i945
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_GM45) += gm45
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_SCH) += sch
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_I5000) += i5000
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_NEHALEM) += nehalem
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_SANDYBRIDGE) += sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_SANDYBRIDGE_NATIVE) += sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_IVYBRIDGE) += sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_IVYBRIDGE_NATIVE) += sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_HASWELL) += haswell
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE) += fsp_sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_FSP_IVYBRIDGE) += fsp_sandybridge
-subdirs-$(CONFIG_NORTHBRIDGE_INTEL_FSP_RANGELEY) += fsp_rangeley
diff --git a/src/northbridge/intel/e7501/Makefile.inc b/src/northbridge/intel/e7501/Makefile.inc
index 23eada5ad3..756dc89712 100644
--- a/src/northbridge/intel/e7501/Makefile.inc
+++ b/src/northbridge/intel/e7501/Makefile.inc
@@ -1 +1,5 @@
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_E7501),y)
+
 ramstage-y += northbridge.c
+
+endif
diff --git a/src/northbridge/intel/e7505/Makefile.inc b/src/northbridge/intel/e7505/Makefile.inc
index 8c50e404b2..89a5b8cb70 100644
--- a/src/northbridge/intel/e7505/Makefile.inc
+++ b/src/northbridge/intel/e7505/Makefile.inc
@@ -1,3 +1,7 @@
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_E7505),y)
+
 ramstage-y += northbridge.c
 romstage-y += raminit.c
 romstage-y += debug.c
+
+endif
diff --git a/src/northbridge/intel/fsp_rangeley/Makefile.inc b/src/northbridge/intel/fsp_rangeley/Makefile.inc
index 6cb6cb2349..e9f7a8556b 100644
--- a/src/northbridge/intel/fsp_rangeley/Makefile.inc
+++ b/src/northbridge/intel/fsp_rangeley/Makefile.inc
@@ -18,6 +18,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_FSP_RANGELEY),y)
+
 subdirs-y += fsp
 ramstage-y += northbridge.c
 ramstage-y += raminit.c
@@ -36,3 +38,4 @@ CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)
 CPPFLAGS_common += -I$(src)/northbridge/intel/fsp_rangeley/
 CPPFLAGS_common += -I$(src)/northbridge/intel/fsp_rangeley/fsp
 
+endif
diff --git a/src/northbridge/intel/fsp_sandybridge/Makefile.inc b/src/northbridge/intel/fsp_sandybridge/Makefile.inc
index ca6f345daf..c4e699a5f2 100644
--- a/src/northbridge/intel/fsp_sandybridge/Makefile.inc
+++ b/src/northbridge/intel/fsp_sandybridge/Makefile.inc
@@ -18,6 +18,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE)$(CONFIG_NORTHBRIDGE_INTEL_FSP_IVYBRIDGE),y)
+
 subdirs-y += fsp
 ramstage-y += northbridge.c
 ramstage-y += ram_calc.c
@@ -36,3 +38,4 @@ smm-$(CONFIG_HAVE_SMI_HANDLER) += finalize.c
 
 CPPFLAGS_common += -I$(src)/northbridge/intel/fsp_sandybridge/fsp
 
+endif
diff --git a/src/northbridge/intel/gm45/Makefile.inc b/src/northbridge/intel/gm45/Makefile.inc
index 13525257da..5fb9a442e4 100644
--- a/src/northbridge/intel/gm45/Makefile.inc
+++ b/src/northbridge/intel/gm45/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_GM45),y)
+
 romstage-y += early_init.c
 romstage-y += early_reset.c
 romstage-y += delay.c
@@ -38,3 +40,5 @@ ramstage-y += northbridge.c
 ramstage-y += gma.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += delay.c
+
+endif
diff --git a/src/northbridge/intel/haswell/Makefile.inc b/src/northbridge/intel/haswell/Makefile.inc
index ab7e6ef640..0173dbfa58 100644
--- a/src/northbridge/intel/haswell/Makefile.inc
+++ b/src/northbridge/intel/haswell/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_HASWELL),y)
+
 ramstage-y += ram_calc.c
 ramstage-y += northbridge.c
 ramstage-y += gma.c
@@ -52,3 +54,4 @@ mrc.cache-position := 0xfffe0000
 mrc.cache-type := mrc_cache
 endif
 
+endif
diff --git a/src/northbridge/intel/i3100/Makefile.inc b/src/northbridge/intel/i3100/Makefile.inc
index 3ad40f5d86..16291bf5d8 100644
--- a/src/northbridge/intel/i3100/Makefile.inc
+++ b/src/northbridge/intel/i3100/Makefile.inc
@@ -1,3 +1,7 @@
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I3100),y)
+
 ramstage-y += northbridge.c
 ramstage-y += pciexp_porta.c
 ramstage-y += pciexp_porta_ep80579.c
+
+endif
diff --git a/src/northbridge/intel/i440bx/Makefile.inc b/src/northbridge/intel/i440bx/Makefile.inc
index 137d24fd01..2b32f2ba9a 100644
--- a/src/northbridge/intel/i440bx/Makefile.inc
+++ b/src/northbridge/intel/i440bx/Makefile.inc
@@ -18,7 +18,11 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I440BX),y)
+
 ramstage-y += northbridge.c
 
 romstage-y += raminit.c
 romstage-y += debug.c
+
+endif
diff --git a/src/northbridge/intel/i440lx/Makefile.inc b/src/northbridge/intel/i440lx/Makefile.inc
index a67331f75b..dc1a1df591 100644
--- a/src/northbridge/intel/i440lx/Makefile.inc
+++ b/src/northbridge/intel/i440lx/Makefile.inc
@@ -18,4 +18,8 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I440LX),y)
+
 ramstage-y += northbridge.c
+
+endif
diff --git a/src/northbridge/intel/i5000/Makefile.inc b/src/northbridge/intel/i5000/Makefile.inc
index 767cd7e047..3c98e668fb 100644
--- a/src/northbridge/intel/i5000/Makefile.inc
+++ b/src/northbridge/intel/i5000/Makefile.inc
@@ -17,6 +17,10 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I5000),y)
+
 ramstage-y += northbridge.c
 romstage-y += raminit.c
 cpu_incs += src/northbridge/intel/i5000/halt_second_bsp.S
+
+endif
diff --git a/src/northbridge/intel/i82810/Makefile.inc b/src/northbridge/intel/i82810/Makefile.inc
index 137d24fd01..1fb5e2d241 100644
--- a/src/northbridge/intel/i82810/Makefile.inc
+++ b/src/northbridge/intel/i82810/Makefile.inc
@@ -18,7 +18,11 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I82810),y)
+
 ramstage-y += northbridge.c
 
 romstage-y += raminit.c
 romstage-y += debug.c
+
+endif
diff --git a/src/northbridge/intel/i82830/Makefile.inc b/src/northbridge/intel/i82830/Makefile.inc
index 239457048c..ebbae8111d 100644
--- a/src/northbridge/intel/i82830/Makefile.inc
+++ b/src/northbridge/intel/i82830/Makefile.inc
@@ -1,4 +1,8 @@
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I82830),y)
+
 ramstage-y += northbridge.c
 ramstage-y += vga.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
+
+endif
diff --git a/src/northbridge/intel/i855/Makefile.inc b/src/northbridge/intel/i855/Makefile.inc
index 23eada5ad3..4dfc358fa0 100644
--- a/src/northbridge/intel/i855/Makefile.inc
+++ b/src/northbridge/intel/i855/Makefile.inc
@@ -1 +1,5 @@
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I855),y)
+
 ramstage-y += northbridge.c
+
+endif
diff --git a/src/northbridge/intel/i945/Makefile.inc b/src/northbridge/intel/i945/Makefile.inc
index d3a795cfd6..19bba6d51e 100644
--- a/src/northbridge/intel/i945/Makefile.inc
+++ b/src/northbridge/intel/i945/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_I945),y)
+
 ramstage-y += ram_calc.c
 ramstage-y += northbridge.c
 ramstage-y += gma.c
@@ -29,3 +31,5 @@ romstage-y += errata.c
 romstage-y += debug.c
 
 smm-y += udelay.c
+
+endif
diff --git a/src/northbridge/intel/nehalem/Makefile.inc b/src/northbridge/intel/nehalem/Makefile.inc
index ff656280ec..0b58f8dc04 100644
--- a/src/northbridge/intel/nehalem/Makefile.inc
+++ b/src/northbridge/intel/nehalem/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_NEHALEM),y)
+
 ramstage-y += ram_calc.c
 ramstage-y += northbridge.c
 ramstage-y += gma.c
@@ -42,3 +44,4 @@ mrc.cache-file := $(obj)/mrc.cache
 mrc.cache-position := 0xfffe0000
 mrc.cache-type := mrc_cache
 
+endif
diff --git a/src/northbridge/intel/sandybridge/Makefile.inc b/src/northbridge/intel/sandybridge/Makefile.inc
index 3930a6e22b..9f554f71bb 100644
--- a/src/northbridge/intel/sandybridge/Makefile.inc
+++ b/src/northbridge/intel/sandybridge/Makefile.inc
@@ -17,6 +17,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_SANDYBRIDGE_NATIVE)$(CONFIG_NORTHBRIDGE_INTEL_SANDYBRIDGE)$(CONFIG_NORTHBRIDGE_INTEL_IVYBRIDGE_NATIVE)$(CONFIG_NORTHBRIDGE_INTEL_IVYBRIDGE),y)
+
 ramstage-y += ram_calc.c
 ramstage-y += northbridge.c
 ramstage-y += gma.c
@@ -65,3 +67,4 @@ mrc.cache-position := $(mrc-cache-position-y)
 mrc.cache-type := mrc_cache
 endif
 
+endif
diff --git a/src/northbridge/intel/sch/Makefile.inc b/src/northbridge/intel/sch/Makefile.inc
index 16152b7c9a..7757179187 100644
--- a/src/northbridge/intel/sch/Makefile.inc
+++ b/src/northbridge/intel/sch/Makefile.inc
@@ -17,7 +17,11 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 #
 
+ifeq ($(CONFIG_NORTHBRIDGE_INTEL_SCH),y)
+
 ramstage-y += northbridge.c
 ramstage-y += gma.c
 ramstage-y += port_access.c
 ramstage-y += acpi.c
+
+endif
diff --git a/src/northbridge/rdc/Makefile.inc b/src/northbridge/rdc/Makefile.inc
deleted file mode 100644
index 9b7a0d061e..0000000000
--- a/src/northbridge/rdc/Makefile.inc
+++ /dev/null
@@ -1 +0,0 @@
-subdirs-$(CONFIG_NORTHBRIDGE_RDC_R8610) += r8610
diff --git a/src/northbridge/rdc/r8610/Makefile.inc b/src/northbridge/rdc/r8610/Makefile.inc
index 35e423ac73..0f2f8660fb 100644
--- a/src/northbridge/rdc/r8610/Makefile.inc
+++ b/src/northbridge/rdc/r8610/Makefile.inc
@@ -18,4 +18,8 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_RDC_R8610),y)
+
 ramstage-y += northbridge.c
+
+endif
diff --git a/src/northbridge/via/Makefile.inc b/src/northbridge/via/Makefile.inc
deleted file mode 100644
index b3d595e9b9..0000000000
--- a/src/northbridge/via/Makefile.inc
+++ /dev/null
@@ -1,4 +0,0 @@
-subdirs-$(CONFIG_NORTHBRIDGE_VIA_CN700) += cn700
-subdirs-$(CONFIG_NORTHBRIDGE_VIA_CX700) += cx700
-subdirs-$(CONFIG_NORTHBRIDGE_VIA_VX800) += vx800
-subdirs-$(CONFIG_NORTHBRIDGE_VIA_VX900) += vx900
diff --git a/src/northbridge/via/cn700/Makefile.inc b/src/northbridge/via/cn700/Makefile.inc
index ebe915f549..9feddd506a 100644
--- a/src/northbridge/via/cn700/Makefile.inc
+++ b/src/northbridge/via/cn700/Makefile.inc
@@ -18,6 +18,10 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_VIA_CN700),y)
+
 ramstage-y += northbridge.c
 ramstage-y += agp.c
 ramstage-y += vga.c
+
+endif
diff --git a/src/northbridge/via/cx700/Makefile.inc b/src/northbridge/via/cx700/Makefile.inc
index 03b52c6ff9..57bf2b5230 100644
--- a/src/northbridge/via/cx700/Makefile.inc
+++ b/src/northbridge/via/cx700/Makefile.inc
@@ -17,6 +17,8 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_VIA_CX700),y)
+
 ramstage-y += reset.c
 ramstage-y += northbridge.c
 
@@ -24,3 +26,5 @@ ramstage-y += agp.c
 ramstage-y += lpc.c
 ramstage-y += sata.c
 ramstage-y += vga.c
+
+endif
diff --git a/src/northbridge/via/vx800/Makefile.inc b/src/northbridge/via/vx800/Makefile.inc
index 2305db9b45..951fc7121d 100644
--- a/src/northbridge/via/vx800/Makefile.inc
+++ b/src/northbridge/via/vx800/Makefile.inc
@@ -18,6 +18,8 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_VIA_VX800),y)
+
 ramstage-y += northbridge.c
 ramstage-y += vga.c
 ramstage-y += lpc.c
@@ -25,3 +27,5 @@ ramstage-y += ide.c
 
 chipset_bootblock_inc += $(src)/northbridge/via/vx800/romstrap.inc
 bootblock-y += romstrap.ld
+
+endif
diff --git a/src/northbridge/via/vx900/Makefile.inc b/src/northbridge/via/vx900/Makefile.inc
index b51030944a..6178c114ab 100644
--- a/src/northbridge/via/vx900/Makefile.inc
+++ b/src/northbridge/via/vx900/Makefile.inc
@@ -17,6 +17,8 @@
 ## along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##
 
+ifeq ($(CONFIG_NORTHBRIDGE_VIA_VX900),y)
+
 romstage-y += pci_util.c
 romstage-y += early_smbus.c
 romstage-y += early_vx900.c
@@ -46,3 +48,5 @@ ramstage-y += ./../../../drivers/pc80/vga/vga_io.c
 
 chipset_bootblock_inc += $(src)/northbridge/via/vx900/romstrap.inc
 bootblock-y += romstrap.ld
+
+endif