meta-digi-dey: Add dey-image-tiny, a busybox only image.

This can be used as a template for size optimized images. It constraints
the use of X11 related packages and the image types used.

To build, add the following to your conf/local.conf:

DISTRO_FEATURES_remove = "x11"

Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>

meta-digi-dey/recipes-core/images/dey-image-tiny.bb

@@ -0,0 +1,34 @@
+#
+# Copyright (C) 2014 Digi International.
+#
+DESCRIPTION = "DEY busybox only based image."
+
+IMAGE_INSTALL= "\
+	base-files \
+	base-passwd \
+	busybox \
+	busybox-static-nodes \
+	sysvinit \
+	initscripts \
+	${ROOTFS_PKGMANAGE_BOOTSTRAP} \
+	${CORE_IMAGE_EXTRA_INSTALL} \
+"
+
+IMAGE_LINGUAS = " "
+
+LICENSE = "MIT"
+
+inherit core-image
+inherit dey-image
+inherit distro_features_check
+
+# Add 'x11' to CONFLICT_DISTRO_FEATURES for 'dey-image-tiny' family of recipes
+CONFLICT_DISTRO_FEATURES += "x11"
+
+IMAGE_ROOTFS_SIZE ?= "8192"
+
+IMAGE_FSTYPES_remove = "ext4"
+IMAGE_FSTYPES_append = " ext2"
+
+BAD_RECOMMENDATIONS += "busybox-syslog"
+ROOTFS_POSTPROCESS_COMMAND += "dey_rootfs_tuning;"