add support for fibocom L610 4G cat1 module

devices/l610/Makefile

@@ -0,0 +1,36 @@
+###################################################################
+#automatic detection QTOP and LOCALDIR
+CUR_DIR := $(patsubst %/,%,$(dir $(realpath $(firstword $(MAKEFILE_LIST)))))
+TRYQTOP := $(shell if [ -n "$$QTOP" ] ; then\
+        echo $$QTOP;\
+        else\
+        cd $(CUR_DIR); while /usr/bin/test ! -d qmk ; do \
+        dir=`cd ../;pwd`;                       \
+        if [ "$$dir" = "/" ] ; then             \
+           echo Cannot find QTOP in $(firstword $(MAKEFILE_LIST)) 1>&2; \
+           exit 1;                              \
+        fi ;                                    \
+        cd $$dir;                               \
+        done ;                                  \
+        pwd;                                    \
+        fi)
+QTOP ?= $(realpath ${TRYQTOP})
+
+ifeq ($(QTOP),)
+$(error Please run this in a tree)
+endif
+LOCALDIR = $(patsubst %/,%,$(subst $(realpath $(QTOP))/,,$(CUR_DIR)))
+
+####################################################################
+
+
+TREE_LIB_ENABLE=0
+lib=
+subdirs=
+
+CFGFLAGS += -I$(QTOP)/net/at/include
+CFGFLAGS += -I$(QTOP)/net/sal_module_wrapper
+
+include ${QTOP}/qmk/generic/Make.tpl
+
+