yocto:mickledore: add support for new yocto layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I8e54833ac78e540e9dd5011533d53ff9a3af6763
diff --git a/meta-evb/meta-evb-aspeed/conf/layer.conf b/meta-evb/meta-evb-aspeed/conf/layer.conf
index 6cecf5d..13a27f3 100644
--- a/meta-evb/meta-evb-aspeed/conf/layer.conf
+++ b/meta-evb/meta-evb-aspeed/conf/layer.conf
@@ -4,4 +4,4 @@
 BBFILE_COLLECTIONS += "evb-aspeed"
 BBFILE_PATTERN_evb-aspeed = ""
 
-LAYERSERIES_COMPAT_evb-aspeed = "kirkstone langdale"
+LAYERSERIES_COMPAT_evb-aspeed = "langdale mickledore"