samples: lwm2m: add IPSO temperature object to LWM2M client

This commit adds IPSO temperature support to the LwM2M client sample.

NOTE: A dummy value of 25C is set during initialization and does not
change.

Signed-off-by: Michael Scott <michael.scott@linaro.org>

samples/net/lwm2m_client/prj_frdm_k64f.conf

@@ -34,6 +34,8 @@ CONFIG_NET_APP_SETTINGS=y
 
 CONFIG_LWM2M=y
 CONFIG_LWM2M_RD_CLIENT_INSTANCE_COUNT=2
+CONFIG_LWM2M_IPSO_SUPPORT=y
+CONFIG_LWM2M_IPSO_TEMP_SENSOR=y
 
 CONFIG_NET_APP_MY_IPV6_ADDR="2001:db8::1"
 CONFIG_NET_APP_PEER_IPV6_ADDR="2001:db8::2"

samples/net/lwm2m_client/prj_qemu_x86.conf

@@ -34,6 +34,8 @@ CONFIG_NET_APP_SETTINGS=y
 
 CONFIG_LWM2M=y
 CONFIG_LWM2M_RD_CLIENT_INSTANCE_COUNT=2
+CONFIG_LWM2M_IPSO_SUPPORT=y
+CONFIG_LWM2M_IPSO_TEMP_SENSOR=y
 
 CONFIG_NET_APP_MY_IPV6_ADDR="2001:db8::1"
 CONFIG_NET_APP_PEER_IPV6_ADDR="2001:db8::2"

samples/net/lwm2m_client/src/lwm2m-client.c

@@ -129,6 +129,8 @@ static int set_endpoint_name(char *ep_name, sa_family_t family)
 
 static int lwm2m_setup(void)
 {
+	struct float32_value float_value;
+
 	/* setup SECURITY object */
 	/* setup SERVER object */
 
@@ -172,6 +174,14 @@ static int lwm2m_setup(void)
 	lwm2m_firmware_set_write_cb(firmware_block_received_cb);
 	lwm2m_engine_register_exec_callback("5/0/2", firmware_update_cb);
 
+	/* setup TEMP SENSOR object */
+
+	lwm2m_engine_create_obj_inst("3303/0");
+	/* dummy temp data in C*/
+	float_value.val1 = 25;
+	float_value.val2 = 0;
+	lwm2m_engine_set_float32("3303/0/5700", &float_value);
+
 	return 0;
 }