greybus: update copyrights

Update the copyright statements for recently-modified source files.
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/core.c

 /*
  * Greybus "Core"
  *
- * Copyright 2014 Google Inc.
- * Copyright 2014 Linaro Ltd.
+ * Copyright 2014-2015 Google Inc.
+ * Copyright 2014-2015 Linaro Ltd.
  *
  * Released under the GPLv2 only.
  */

drivers/staging/greybus/endo.c

 /*
  * Greybus endo code
  *
- * Copyright 2015 Google Inc.
- * Copyright 2014 Linaro Ltd.
+ * Copyright 2014-2015 Google Inc.
+ * Copyright 2014-2015 Linaro Ltd.
  *
  * Released under the GPLv2 only.
  */

drivers/staging/greybus/endo.h

@@ -2,6 +2,7 @@
  * Greybus endo code
  *
  * Copyright 2015 Google Inc.
+ * Copyright 2015 Linaro Ltd.
  *
  * Released under the GPLv2 only.
  */

drivers/staging/greybus/es1.c

 /*
- * Greybus "AP" USB driver
+ * Greybus "AP" USB driver for "ES1" controller chips
  *
- * Copyright 2014 Google Inc.
- * Copyright 2014 Linaro Ltd.
+ * Copyright 2014-2015 Google Inc.
+ * Copyright 2014-2015 Linaro Ltd.
  *
  * Released under the GPLv2 only.
  */

drivers/staging/greybus/greybus.h

 /*
  * Greybus driver and device API
  *
- * Copyright 2014 Google Inc.
- * Copyright 2014 Linaro Ltd.
+ * Copyright 2014-2015 Google Inc.
+ * Copyright 2014-2015 Linaro Ltd.
  *
  * Released under the GPLv2 only.
  */

drivers/staging/greybus/greybus_manifest.h

@@ -4,8 +4,8 @@
  * See "Greybus Application Protocol" document (version 0.1) for
  * details on these values and structures.
  *
- * Copyright 2014 Google Inc.
- * Copyright 2014 Linaro Ltd.
+ * Copyright 2014-2015 Google Inc.
+ * Copyright 2014-2015 Linaro Ltd.
  *
  * Released under the GPLv2 and BSD licenses.
  */