zfm20: Initial implementation

This driver implements support for the ZFM20 fingerprint module.  It
was tested on a Grove Fingerprint Sensor.

Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Zion Orent <zorent@ics.com>
Signed-off-by: John Van Drasek <john.r.van.drasek@intel.com>

src/zfm20/pyupm_zfm20.i

@@ -0,0 +1,26 @@
+%module pyupm_zfm20
+%include "../upm.i"
+%include "../carrays_uint16_t.i"
+%include "../carrays_uint32_t.i"
+%include "cpointer.i"
+
+%feature("autodoc", "3");
+
+%typemap(in) uint16_t * {
+  void *argp = 0 ;
+  int res = SWIG_ConvertPtr($input, &argp,SWIGTYPE_p_uint16Array, 0 |  0 );
+  $1 = reinterpret_cast< uint16_t * >(argp);
+}
+
+%typemap(in) uint32_t {
+   $1 = PyInt_AsLong($input);
+}
+
+/* Send "int *" to python as intp */
+%pointer_functions(int, intp);
+%{
+    #include "zfm20.h"
+    speed_t int_B57600 = B57600;
+%}
+%include "zfm20.h"
+speed_t int_B57600 = B57600;