Rename AMD_AGESA to CPU_AMD_AGESA

Also any CPU_AMD_AGESA_FAMILYxx selects CPU_AMD_AGESA, so remove
the explicit selects from the mainboards.

Change-Id: I4d71726bccd446b0f4db4e26448b5c91e406a641
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/792
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/src/cpu/amd/agesa/Kconfig b/src/cpu/amd/agesa/Kconfig
index f8a8c3f..18f74e8 100644
--- a/src/cpu/amd/agesa/Kconfig
+++ b/src/cpu/amd/agesa/Kconfig
@@ -17,12 +17,15 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-config AMD_AGESA
+config CPU_AMD_AGESA
         bool
+        default y if CPU_AMD_AGESA_FAMILY10
+        default y if CPU_AMD_AGESA_FAMILY12
+        default y if CPU_AMD_AGESA_FAMILY14
         default y if CPU_AMD_AGESA_FAMILY15
         default n
 
-if AMD_AGESA
+if CPU_AMD_AGESA
 
 config XIP_ROM_SIZE
 	hex
@@ -40,5 +43,5 @@
 source src/cpu/amd/agesa/family14/Kconfig
 source src/cpu/amd/agesa/family15/Kconfig
 
-endif # AMD_AGESA
+endif # CPU_AMD_AGESA