hw/misc/i2c-echo: add copyright/license note

Add missing copyright and license notice. Also add a short description
of the device.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Message-ID: <20230823-i2c-echo-fixes-v1-1-ccc05a6028f0@samsung.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

diff --git a/hw/misc/i2c-echo.c b/hw/misc/i2c-echo.c
index 5705ab5d7349dbecbb4123afca9d0a0b95c52e8f..5ae3d0817ead2926188e91e8a48073dc679c73fd 100644 (file)
--- a/hw/misc/i2c-echo.c
+++ b/hw/misc/i2c-echo.c
@@ -1,3 +1,13 @@
+/*
+ * Example I2C device using asynchronous I2C send.
+ *
+ * Copyright (C) 2023 Samsung Electronics Co., Ltd. All Rights Reserved.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.  See
+ * the COPYING file in the top-level directory.
+ *
+ */
+
 #include "qemu/osdep.h"
 #include "qemu/timer.h"
 #include "qemu/main-loop.h"