tests: Add build test for enc28j60 SPI standalone ethernet driver.

Change-Id: Ieba53e625b2231ef9c492dbe6bfb8b01a5371226
Signed-off-by: Marcus Shawcroft <marcus.shawcroft@arm.com>

tests/drivers/enc28j60/Makefile

@@ -0,0 +1,5 @@
+KERNEL_TYPE = nano
+BOARD ?= arduino_101
+CONF_FILE = prj.conf
+
+include ${ZEPHYR_BASE}/Makefile.inc

tests/drivers/enc28j60/README.txt

@@ -0,0 +1,2 @@
+Build test for:
+  en28j60 standalone SPI ethernet driver.

tests/drivers/enc28j60/prj.conf

@@ -0,0 +1,8 @@
+CONFIG_SPI=y
+CONFIG_NETWORKING=y
+CONFIG_ETHERNET=y
+CONFIG_ETH_ENC28J60=y
+CONFIG_ETH_ENC28J60_0=y
+CONFIG_ETH_ENC28J60_0_MAC2=0x02
+CONFIG_ETH_ENC28J60_0_MAC3=0xde
+CONFIG_ETH_ENC28J60_0_MAC4=0xad

tests/drivers/enc28j60/src/Makefile

@@ -0,0 +1 @@
+obj-y += main.o

tests/drivers/enc28j60/src/main.c

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2012-2014 Wind River Systems, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <zephyr.h>
+#include <misc/printk.h>
+
+
+/*
+ * @file
+ * @brief Hello World demo
+ * Nanokernel version of hello world demo
+ */
+
+
+void main(void)
+{
+	printk("Hello World!\n");
+}
+

tests/drivers/enc28j60/testcase.ini

@@ -0,0 +1,4 @@
+[test_enc28j60_build]
+build_only = true
+tags = drivers
+platform_whitelist = arduino_101