Add skeleton for PhoNet modem driver

drivers/Makefile.am

@@ -11,6 +11,9 @@ builtin_sources += atmodem/main.c atmodem/at.h \
 			atmodem/network-registration.c \
 			atmodem/ussd.c atmodem/voicecall.c
 
+builtin_modules += phonet
+builtin_sources += phonet/phonet.c
+
 noinst_LTLIBRARIES = libbuiltin.la
  
 libbuiltin_la_SOURCES = $(builtin_sources)

drivers/phonet/phonet.c

@@ -0,0 +1,42 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2009  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <ofono/plugin.h>
+#include <ofono/log.h>
+
+static int phonet_init(void)
+{
+	DBG("");
+
+	return 0;
+}
+
+static void phonet_exit(void)
+{
+	DBG("");
+}
+
+OFONO_PLUGIN_DEFINE(phonet, "PhoNet modem driver", VERSION,
+		OFONO_PLUGIN_PRIORITY_DEFAULT, phonet_init, phonet_exit)