samples: add light sensor sample using the grove kit

Change-Id: Idf88aac781b2fd2314694c38dfa20d36fee517f9
Signed-off-by: Anas Nashif <anas.nashif@intel.com>

4 files changed, 56 insertions, 0 deletions

diff --git a/samples/grove/light/Makefile b/samples/grove/light/Makefile
new file mode 100644
index 000000000..768404d65
--- /dev/null
+++ b/samples/grove/light/Makefile
@@ -0,0 +1,5 @@
+BOARD ?= arduino_101_sss
+KERNEL_TYPE ?= nano
+CONF_FILE ?= prj.conf
+
+include ${ZEPHYR_BASE}/Makefile.inc
diff --git a/samples/grove/light/prj.conf b/samples/grove/light/prj.conf
new file mode 100644
index 000000000..294675538
--- /dev/null
+++ b/samples/grove/light/prj.conf
@@ -0,0 +1,8 @@
+CONFIG_ADC=y
+CONFIG_GROVE_LIGHT_SENSOR=y
+CONFIG_GROVE=y
+CONFIG_SENSOR=y
+CONFIG_NEWLIB_LIBC=y
+CONFIG_MINIMAL_LIBC=n
+CONFIG_STDOUT_CONSOLE=y
+CONFIG_NANO_TIMEOUTS=y
diff --git a/samples/grove/light/src/Makefile b/samples/grove/light/src/Makefile
new file mode 100644
index 000000000..b666967fd
--- /dev/null
+++ b/samples/grove/light/src/Makefile
@@ -0,0 +1 @@
+obj-y += main.o
diff --git a/samples/grove/light/src/main.c b/samples/grove/light/src/main.c
new file mode 100644
index 000000000..3eb5f107e
--- /dev/null
+++ b/samples/grove/light/src/main.c
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2016 Intel Corporation
+ *
+ * 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 <init.h>
+#include <misc/printk.h>
+#include <stdio.h>
+#include <sensor.h>
+
+void main(void)
+{
+	struct device *dev = device_get_binding("GROVE_LIGHT_SENSOR");
+
+	if (dev == NULL) {
+		printk("device not found.  aborting test.\n");
+		return;
+	}
+	while (1) {
+		struct sensor_value lux;
+
+		sensor_sample_fetch(dev);
+		sensor_channel_get(dev, SENSOR_CHAN_LIGHT, &lux);
+
+		printf("lux: %f\n", lux.dval);
+
+		task_sleep(sys_clock_ticks_per_sec);
+	}
+}
+