diff --git a/Kconfig b/Kconfig
index 17eda2096d..a5bfaf7d3a 100644
--- a/Kconfig
+++ b/Kconfig
@@ -63,7 +63,7 @@ config BEEPS
 endmenu
 
 source mainboard/Kconfig
-source arch/Kconfig
+source arch/x86/Kconfig
 source lib/Kconfig
 source device/Kconfig
 
diff --git a/arch/Kconfig b/arch/Kconfig
deleted file mode 100644
index fdb4d4a7f8..0000000000
--- a/arch/Kconfig
+++ /dev/null
@@ -1,25 +0,0 @@
-##
-## This file is part of the LinuxBIOS project.
-##
-## Copyright (C) 2006 coresystems GmbH
-## (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
-##
-## 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; either version 2 of the License, or
-## (at your option) any later version.
-##
-## 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
-##
-
-# Source all architectures.
-source arch/x86/Kconfig
-source arch/powerpc/Kconfig
-
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
deleted file mode 100644
index 4844c9b206..0000000000
--- a/arch/powerpc/Kconfig
+++ /dev/null
@@ -1,34 +0,0 @@
-##
-## This file is part of the LinuxBIOS project.
-##
-## Copyright (C) 2006-2007 coresystems GmbH
-## (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
-##
-## 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; either version 2 of the License, or
-## (at your option) any later version.
-##
-## 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
-##
-
-config ARCH_POWERPC
-	boolean
-	help
-	  This option is used to set the architecture of a mainboard.
-	  It is usually set in mainboard/*/Kconfig.
-
-config ARCH
-	string
-	default powerpc
-	depends ARCH_POWERPC
-	help
-	  This is the name of the respective subdirectory in arch/.
-
diff --git a/mainboard/emulation/Kconfig b/mainboard/emulation/Kconfig
index 4e690040bd..de3b6182f9 100644
--- a/mainboard/emulation/Kconfig
+++ b/mainboard/emulation/Kconfig
@@ -35,13 +35,6 @@ config BOARD_EMULATION_QEMU_X86
 	help
 	  x86 QEMU variant.
 
-config BOARD_EMULATION_QEMU_POWERPC
-	bool "PowerPC QEMU (EXPERIMENTAL)"
-	depends on EXPERIMENTAL
-	select ARCH_POWERPC
-	help
-	  PowerPC QEMU variant.
-
 endchoice
 
 source "mainboard/emulation/qemu-x86/Kconfig"