Images for Clearfog Base

This is based on what I submitted upstream at
https://patchwork.ozlabs.org/patch/809838/ (which hasn't been merged
yet).

Change-Id: I6466ddfb10962d1d85f98aa4d45232f737f010e0
diff --git a/board/czechlight/clearfog/genimage.cfg b/board/czechlight/clearfog/genimage.cfg
new file mode 100644
index 0000000..8963619
--- /dev/null
+++ b/board/czechlight/clearfog/genimage.cfg
@@ -0,0 +1,16 @@
+image sdcard.img {
+	hdimage {
+	}
+
+	partition u-boot {
+		in-partition-table = "no"
+		image = "u-boot-spl.kwb"
+		offset = 512
+	}
+
+	partition rootfs {
+		partition-type = 0x83
+		image = "rootfs.ext4"
+		offset = 1M
+	}
+}