cpu/intel/socket_m: Remove models 69x and 6dx

These sneaked in and were never supported by this socket (nor expected
in the notebooks that have it).

Change-Id: Iaeaf1d3bba213da56c7841cf6182e013626b8ca2
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/31643
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/cpu/intel/socket_m/Kconfig b/src/cpu/intel/socket_m/Kconfig
index aadc9a4..02330f9 100644
--- a/src/cpu/intel/socket_m/Kconfig
+++ b/src/cpu/intel/socket_m/Kconfig
@@ -5,8 +5,6 @@
 
 config SOCKET_SPECIFIC_OPTIONS # dummy
 	def_bool y
-	select CPU_INTEL_MODEL_69X
-	select CPU_INTEL_MODEL_6DX
 	select CPU_INTEL_MODEL_6EX
 	select CPU_INTEL_MODEL_6FX
 	select MMX
diff --git a/src/cpu/intel/socket_m/Makefile.inc b/src/cpu/intel/socket_m/Makefile.inc
index 139b1bb..96f16dc 100644
--- a/src/cpu/intel/socket_m/Makefile.inc
+++ b/src/cpu/intel/socket_m/Makefile.inc
@@ -1,5 +1,3 @@
-subdirs-y += ../model_69x
-subdirs-y += ../model_6dx
 subdirs-y += ../model_6ex
 subdirs-y += ../model_6fx
 subdirs-y += ../../x86/tsc