[PATCH v2 3/3] gpio: 74x164: Convert to use SPDX identifier

[Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>]

Reduce size of duplicated comments by switching to use SPDX identifier.

No functional change.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/gpio/gpio-74x164.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index fbd8478dae3d..e81307f9754e 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  74Hx164 - Generic serial-in/parallel-out 8-bits shift register GPIO driver
  *
  *  Copyright (C) 2010 Gabor Juhos <juhosg@xxxxxxxxxxx>
  *  Copyright (C) 2010 Miguel Gaio <miguel.gaio@xxxxxxxxx>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 as
- *  published by the Free Software Foundation.
  */
 
 #include <linux/gpio/consumer.h>
-- 
2.20.1