yocto:mickledore: add support for new yocto layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I8e54833ac78e540e9dd5011533d53ff9a3af6763
diff --git a/meta-aspeed/conf/layer.conf b/meta-aspeed/conf/layer.conf
index f08c442..96b1fbc 100644
--- a/meta-aspeed/conf/layer.conf
+++ b/meta-aspeed/conf/layer.conf
@@ -7,4 +7,4 @@
 BBFILE_COLLECTIONS += "aspeed-layer"
 BBFILE_PATTERN_aspeed-layer := "^${LAYERDIR}/"
 LAYERVERSION_aspeed-layer = "1"
-LAYERSERIES_COMPAT_aspeed-layer = "kirkstone langdale"
+LAYERSERIES_COMPAT_aspeed-layer = "langdale mickledore"