net: Add kconf for networking

Change-Id: Id956b7debe4564613007d934636501c98ba1851d
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>

net/Kconfig

@@ -31,3 +31,4 @@
 #
 
 source "net/bluetooth/Kconfig"
+source "net/ip/Kconfig"

net/Makefile

@@ -1 +1,2 @@
 obj-$(CONFIG_BLUETOOTH) = bluetooth/
+obj-$(CONFIG_NETWORKING) = ip/

net/ip/Kconfig

@@ -0,0 +1,42 @@
+# networking.kconf - Generic networking configuration options
+
+#
+# Copyright (c) 2015 Intel Corporation.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# 3) Neither the name of Intel Corporation nor the names of its contributors
+# may be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+#
+# Networking options
+#
+
+config	NETWORKING
+	bool
+	prompt "Generic networkig support [EXPERIMENTAL]"
+	default n
+	help
+	  This option enabled generic networking support.