treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 330

Based on 1 normalized pattern(s):

  this file is subject to the terms and conditions of version 2 of the
  gnu general public license see the file copying in the main
  directory of this archive for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 55 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000436.108941081@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/iio/adc/max1118.c

@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * MAX1117/MAX1118/MAX1119 8-bit, dual-channel ADCs driver
  *
  * Copyright (c) 2017 Akinobu Mita <akinobu.mita@gmail.com>
  *
- * This file is subject to the terms and conditions of version 2 of
- * the GNU General Public License.  See the file COPYING in the main
- * directory of this archive for more details.
- *
  * Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX1117-MAX1119.pdf
  *
  * SPI interface connections

drivers/iio/adc/ti-adc0832.c

@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * ADC0831/ADC0832/ADC0834/ADC0838 8-bit ADC driver
  *
  * Copyright (c) 2016 Akinobu Mita <akinobu.mita@gmail.com>
  *
- * This file is subject to the terms and conditions of version 2 of
- * the GNU General Public License.  See the file COPYING in the main
- * directory of this archive for more details.
- *
  * Datasheet: http://www.ti.com/lit/ds/symlink/adc0832-n.pdf
  */
 

drivers/iio/adc/ti-adc12138.c

@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * ADC12130/ADC12132/ADC12138 12-bit plus sign ADC driver
  *
  * Copyright (c) 2016 Akinobu Mita <akinobu.mita@gmail.com>
  *
- * This file is subject to the terms and conditions of version 2 of
- * the GNU General Public License.  See the file COPYING in the main
- * directory of this archive for more details.
- *
  * Datasheet: http://www.ti.com/lit/ds/symlink/adc12138.pdf
  */
 

drivers/iio/adc/ti-ads1015.c

@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * ADS1015 - Texas Instruments Analog-to-Digital Converter
  *
  * Copyright (c) 2016, Intel Corporation.
  *
- * This file is subject to the terms and conditions of version 2 of
- * the GNU General Public License.  See the file COPYING in the main
- * directory of this archive for more details.
- *
  * IIO driver for ADS1015 ADC 7-bit I2C slave address:
  *	* 0x48 - ADDR connected to Ground
  *	* 0x49 - ADDR connected to Vdd