diff options
Diffstat (limited to 'drivers/iio/adc')
61 files changed, 62 insertions, 310 deletions
diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c index 605eb5e7e829..c31b8eabb894 100644 --- a/drivers/iio/adc/ad7266.c +++ b/drivers/iio/adc/ad7266.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7266/65 SPI ADC driver * * Copyright 2012 Analog Devices Inc. - * - * Licensed under the GPL-2. */ #include <linux/device.h> diff --git a/drivers/iio/adc/ad7291.c b/drivers/iio/adc/ad7291.c index a862b5d8fb4b..b2b137fed246 100644 --- a/drivers/iio/adc/ad7291.c +++ b/drivers/iio/adc/ad7291.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * AD7291 8-Channel, I2C, 12-Bit SAR ADC with Temperature Sensor * * Copyright 2010-2011 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. */ #include <linux/device.h> diff --git a/drivers/iio/adc/ad7298.c b/drivers/iio/adc/ad7298.c index e0220825fde0..dc8d8c5f6ad3 100644 --- a/drivers/iio/adc/ad7298.c +++ b/drivers/iio/adc/ad7298.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7298 SPI ADC driver * * Copyright 2011 Analog Devices Inc. - * - * Licensed under the GPL-2. */ #include <linux/device.h> diff --git a/drivers/iio/adc/ad7766.c b/drivers/iio/adc/ad7766.c index 3ae14fc8c649..bc388ea41754 100644 --- a/drivers/iio/adc/ad7766.c +++ b/drivers/iio/adc/ad7766.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * AD7766/AD7767 SPI ADC driver * * Copyright 2016 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. */ #include <linux/clk.h> diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c index a9ff0695ddf7..54025ea10239 100644 --- a/drivers/iio/adc/ad7791.c +++ b/drivers/iio/adc/ad7791.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7787/AD7788/AD7789/AD7790/AD7791 SPI ADC driver * * Copyright 2012 Analog Devices Inc. * Author: Lars-Peter Clausen <lars@metafoo.de> - * - * Licensed under the GPL-2. */ #include <linux/interrupt.h> diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c index 4ac3ae62f56f..bbc41ecf0d2f 100644 --- a/drivers/iio/adc/ad7793.c +++ b/drivers/iio/adc/ad7793.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7785/AD7792/AD7793/AD7794/AD7795 SPI ADC driver * * Copyright 2011-2012 Analog Devices Inc. - * - * Licensed under the GPL-2. */ #include <linux/interrupt.h> diff --git a/drivers/iio/adc/ad7887.c b/drivers/iio/adc/ad7887.c index 9d4c2467d362..6223043e432b 100644 --- a/drivers/iio/adc/ad7887.c +++ b/drivers/iio/adc/ad7887.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7887 SPI ADC driver * * Copyright 2010-2011 Analog Devices Inc. - * - * Licensed under the GPL-2. */ #include <linux/device.h> diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index cb7b854df00c..3212eb4c0f25 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AD7904/AD7914/AD7923/AD7924 SPI ADC driver * * Copyright 2011 Analog Devices Inc (from AD7923 Driver) * Copyright 2012 CS Systemes d'Information - * - * Licensed under the GPL-2. */ #include <linux/device.h> diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c index 7a5b5d00a87d..5a3ca5904ded 100644 --- a/drivers/iio/adc/ad799x.c +++ b/drivers/iio/adc/ad799x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * iio/adc/ad799x.c * Copyright (C) 2010-2011 Michael Hennerich, Analog Devices Inc. @@ -11,15 +12,10 @@ * based on linux/drivers/acron/char/pcf8583.c * Copyright (C) 2000 Russell King * - * 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. - * * ad799x.c * * Support for ad7991, ad7995, ad7999, ad7992, ad7993, ad7994, ad7997, * ad7998 and similar chips. - * */ #include <linux/interrupt.h> diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index a4310600a853..1423221c6e06 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support code for Analog Devices Sigma-Delta ADCs * * Copyright 2012 Analog Devices Inc. * Author: Lars-Peter Clausen <lars@metafoo.de> - * - * Licensed under the GPL-2. */ #include <linux/interrupt.h> diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 9515ca165dfd..d3fc39df535d 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Aspeed AST2400/2500 ADC * * Copyright (C) 2017 Google, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * */ #include <linux/clk.h> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c index d5ea84cf6460..d384cf0250ff 100644 --- a/drivers/iio/adc/at91-sama5d2_adc.c +++ b/drivers/iio/adc/at91-sama5d2_adc.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atmel ADC driver for SAMA5D2 devices and compatible. * * Copyright (C) 2015 Atmel, * 2015 Ludovic Desroches <ludovic.desroches@atmel.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/bitops.h> diff --git a/drivers/iio/adc/axp20x_adc.c b/drivers/iio/adc/axp20x_adc.c index 5be789269353..88059480da17 100644 --- a/drivers/iio/adc/axp20x_adc.c +++ b/drivers/iio/adc/axp20x_adc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* ADC driver for AXP20X and AXP22X PMICs * * Copyright (c) 2016 Free Electrons NextThing Co. * Quentin Schulz <quentin.schulz@free-electrons.com> - * - * 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/completion.h> diff --git a/drivers/iio/adc/axp288_adc.c b/drivers/iio/adc/axp288_adc.c index 4e339cfd0c54..31d51bcc5f2c 100644 --- a/drivers/iio/adc/axp288_adc.c +++ b/drivers/iio/adc/axp288_adc.c @@ -1,19 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * axp288_adc.c - X-Powers AXP288 PMIC ADC Driver * * Copyright (C) 2014 Intel Corporation * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * */ #include <linux/module.h> diff --git a/drivers/iio/adc/bcm_iproc_adc.c b/drivers/iio/adc/bcm_iproc_adc.c index 7af59a4bbd8d..c46c0aa15376 100644 --- a/drivers/iio/adc/bcm_iproc_adc.c +++ b/drivers/iio/adc/bcm_iproc_adc.c @@ -1,17 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2016 Broadcom - * - * 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 (the "GPL"). - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 (GPLv2) for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 (GPLv2) along with this source code. */ #include <linux/module.h> diff --git a/drivers/iio/adc/cc10001_adc.c b/drivers/iio/adc/cc10001_adc.c index 707d8b24b072..f93f1d93b80d 100644 --- a/drivers/iio/adc/cc10001_adc.c +++ b/drivers/iio/adc/cc10001_adc.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014-2015 Imagination Technologies Ltd. - * - * 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/clk.h> diff --git a/drivers/iio/adc/cpcap-adc.c b/drivers/iio/adc/cpcap-adc.c index 9ad60421d360..2d616cafe75f 100644 --- a/drivers/iio/adc/cpcap-adc.c +++ b/drivers/iio/adc/cpcap-adc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Tony Lindgren <tony@atomide.com> * @@ -5,15 +6,6 @@ * earlier driver found in the Motorola Linux kernel: * * Copyright (C) 2009-2010 Motorola, Inc. - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/delay.h> diff --git a/drivers/iio/adc/da9150-gpadc.c b/drivers/iio/adc/da9150-gpadc.c index 0a5d9ce79164..354433996101 100644 --- a/drivers/iio/adc/da9150-gpadc.c +++ b/drivers/iio/adc/da9150-gpadc.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * DA9150 GPADC Driver * * Copyright (c) 2014 Dialog Semiconductor * * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/kernel.h> diff --git a/drivers/iio/adc/dln2-adc.c b/drivers/iio/adc/dln2-adc.c index c64c6675cae6..5fa78c273a25 100644 --- a/drivers/iio/adc/dln2-adc.c +++ b/drivers/iio/adc/dln2-adc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for the Diolan DLN-2 USB-ADC adapter * * Copyright (c) 2017 Jack Andersen - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2. */ #include <linux/kernel.h> diff --git a/drivers/iio/adc/ep93xx_adc.c b/drivers/iio/adc/ep93xx_adc.c index 5036c392cb20..5c97e8a511f2 100644 --- a/drivers/iio/adc/ep93xx_adc.c +++ b/drivers/iio/adc/ep93xx_adc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for ADC module on the Cirrus Logic EP93xx series of SoCs * * Copyright (C) 2015 Alexander Sverdlin * - * 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. - * * The driver uses polling to get the conversion status. According to EP93xx * datasheets, reading ADCResult register starts the conversion, but user is also * responsible for ensuring that delay between adjacent conversion triggers is diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c index 929c617db364..df19ecae52f7 100644 --- a/drivers/iio/adc/fsl-imx25-gcq.c +++ b/drivers/iio/adc/fsl-imx25-gcq.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de> * - * 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. - * * This is the driver for the imx25 GCQ (Generic Conversion Queue) * connected to the imx25 ADC. */ diff --git a/drivers/iio/adc/hi8435.c b/drivers/iio/adc/hi8435.c index 6f6c9a348158..35951c47004e 100644 --- a/drivers/iio/adc/hi8435.c +++ b/drivers/iio/adc/hi8435.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Holt Integrated Circuits HI-8435 threshold detector driver * * Copyright (C) 2015 Zodiac Inflight Innovations * Copyright (C) 2015 Cogent Embedded, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/delay.h> diff --git a/drivers/iio/adc/hx711.c b/drivers/iio/adc/hx711.c index 36b59d8957fb..88c7fe15003b 100644 --- a/drivers/iio/adc/hx711.c +++ b/drivers/iio/adc/hx711.c @@ -1,17 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * HX711: analog to digital converter for weight sensor module * * Copyright (c) 2016 Andreas Klinger <ak@it-klinger.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/err.h> #include <linux/kernel.h> diff --git a/drivers/iio/adc/imx7d_adc.c b/drivers/iio/adc/imx7d_adc.c index 958a34dd88ac..4fe97c2a0f43 100644 --- a/drivers/iio/adc/imx7d_adc.c +++ b/drivers/iio/adc/imx7d_adc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Freescale i.MX7D ADC driver * * Copyright (C) 2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/clk.h> diff --git a/drivers/iio/adc/lp8788_adc.c b/drivers/iio/adc/lp8788_adc.c index 3bc4df916420..c1fc1b678e0f 100644 --- a/drivers/iio/adc/lp8788_adc.c +++ b/drivers/iio/adc/lp8788_adc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI LP8788 MFD - ADC driver * * Copyright 2012 Texas Instruments * * Author: Milo(Woogyom) Kim <milo.kim@ti.com> - * - * 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/delay.h> diff --git a/drivers/iio/adc/lpc18xx_adc.c b/drivers/iio/adc/lpc18xx_adc.c index 041dc4a3f66c..e400a95f553d 100644 --- a/drivers/iio/adc/lpc18xx_adc.c +++ b/drivers/iio/adc/lpc18xx_adc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IIO ADC driver for NXP LPC18xx ADC * * Copyright (C) 2016 Joachim Eastwood <manabian@gmail.com> * - * 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. - * * UNSUPPORTED hardware features: * - Hardware triggers * - Burst mode diff --git a/drivers/iio/adc/ltc2471.c b/drivers/iio/adc/ltc2471.c index b88102b751cf..55fab612843a 100644 --- a/drivers/iio/adc/ltc2471.c +++ b/drivers/iio/adc/ltc2471.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Linear Technology LTC2471 and LTC2473 voltage monitors * The LTC2473 is identical to the 2471, but reports a differential signal. * * Copyright (C) 2017 Topic Embedded Products * Author: Mike Looijmans <mike.looijmans@topic.nl> - * - * License: GPLv2 */ #include <linux/err.h> diff --git a/drivers/iio/adc/ltc2485.c b/drivers/iio/adc/ltc2485.c index b24c14037fd4..c418466d51fd 100644 --- a/drivers/iio/adc/ltc2485.c +++ b/drivers/iio/adc/ltc2485.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ltc2485.c - Driver for Linear Technology LTC2485 ADC * * Copyright (C) 2016 Alison Schofield <amsfield22@gmail.com> * - * 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. - * * Datasheet: http://cds.linear.com/docs/en/datasheet/2485fd.pdf */ diff --git a/drivers/iio/adc/ltc2497.c b/drivers/iio/adc/ltc2497.c index f1f7cdf66fbd..470406032720 100644 --- a/drivers/iio/adc/ltc2497.c +++ b/drivers/iio/adc/ltc2497.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ltc2497.c - Driver for Analog Devices/Linear Technology LTC2497 ADC * * Copyright (C) 2017 Analog Devices Inc. * - * Licensed under the GPL-2. - * * Datasheet: http://cds.linear.com/docs/en/datasheet/2497fd.pdf */ diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c index 311c1a89c329..da84adfdb819 100644 --- a/drivers/iio/adc/max1027.c +++ b/drivers/iio/adc/max1027.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * iio/adc/max1027.c * Copyright (C) 2014 Philippe Reynes @@ -6,10 +7,6 @@ * Copyright 2011 Analog Devices Inc (from AD7923 Driver) * Copyright 2012 CS Systemes d'Information * - * 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. - * * max1027.c * * Partial support for max1027 and similar chips. diff --git a/drivers/iio/adc/max1118.c b/drivers/iio/adc/max1118.c index 49db9e9ae625..3b6f3b9a6c5b 100644 --- a/drivers/iio/adc/max1118.c +++ b/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 diff --git a/drivers/iio/adc/max1363.c b/drivers/iio/adc/max1363.c index a8d35aebee80..5c2cc61b666e 100644 --- a/drivers/iio/adc/max1363.c +++ b/drivers/iio/adc/max1363.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * iio/adc/max1363.c * Copyright (C) 2008-2010 Jonathan Cameron @@ -9,10 +10,6 @@ * Copyright (C) 2000 Russell King * * Driver for max1363 and similar chips. - * - * 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/interrupt.h> diff --git a/drivers/iio/adc/mcp320x.c b/drivers/iio/adc/mcp320x.c index a04856d8afdb..38bf10085696 100644 --- a/drivers/iio/adc/mcp320x.c +++ b/drivers/iio/adc/mcp320x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Oskar Andero <oskar.andero@gmail.com> * Copyright (C) 2014 Rose Technology @@ -34,10 +35,6 @@ * http://ww1.microchip.com/downloads/en/DeviceDoc/21298c.pdf mcp3204/08 * http://ww1.microchip.com/downloads/en/DeviceDoc/21700E.pdf mcp3301 * http://ww1.microchip.com/downloads/en/DeviceDoc/21950D.pdf mcp3550/1/3 - * - * 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/err.h> diff --git a/drivers/iio/adc/mcp3422.c b/drivers/iio/adc/mcp3422.c index 819f26011500..ea24d7c58b12 100644 --- a/drivers/iio/adc/mcp3422.c +++ b/drivers/iio/adc/mcp3422.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * mcp3422.c - driver for the Microchip mcp3421/2/3/4/5/6/7/8 chip family * @@ -10,11 +11,6 @@ * * This driver exports the value of analog input voltage to sysfs, the * voltage unit is nV. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/err.h> diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c index c80261748d8f..3b2fbb7ce431 100644 --- a/drivers/iio/adc/men_z188_adc.c +++ b/drivers/iio/adc/men_z188_adc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MEN 16z188 Analog to Digial Converter * * Copyright (C) 2014 MEN Mikroelektronik GmbH (www.men.de) * Author: Johannes Thumshirn <johannes.thumshirn@men.de> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; version 2 of the License. */ #include <linux/kernel.h> diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c index 510d8b7ef3a0..70bbcf253cb6 100644 --- a/drivers/iio/adc/meson_saradc.c +++ b/drivers/iio/adc/meson_saradc.c @@ -1,14 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Amlogic Meson Successive Approximation Register (SAR) A/D Converter * * Copyright (C) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com> - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bitfield.h> diff --git a/drivers/iio/adc/mt6577_auxadc.c b/drivers/iio/adc/mt6577_auxadc.c index 95d76abb64ec..d1759c804b26 100644 --- a/drivers/iio/adc/mt6577_auxadc.c +++ b/drivers/iio/adc/mt6577_auxadc.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 MediaTek Inc. * Author: Zhiyong Tao <zhiyong.tao@mediatek.com> - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/clk.h> diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c index 5384472b6c4d..9d2f74c2489a 100644 --- a/drivers/iio/adc/mxs-lradc-adc.c +++ b/drivers/iio/adc/mxs-lradc-adc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Freescale MXS LRADC ADC driver * @@ -7,16 +8,6 @@ * Authors: * Marek Vasut <marex@denx.de> * Ksenija Stanojevic <ksenija.stanojevic@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/completion.h> diff --git a/drivers/iio/adc/npcm_adc.c b/drivers/iio/adc/npcm_adc.c index 9e25bbec9c70..193b3b81de4d 100644 --- a/drivers/iio/adc/npcm_adc.c +++ b/drivers/iio/adc/npcm_adc.c @@ -149,7 +149,7 @@ static int npcm_adc_read_raw(struct iio_dev *indio_dev, } return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: - if (info->vref) { + if (!IS_ERR(info->vref)) { vref_uv = regulator_get_voltage(info->vref); *val = vref_uv / 1000; } else { diff --git a/drivers/iio/adc/palmas_gpadc.c b/drivers/iio/adc/palmas_gpadc.c index 69b9affeef1e..46e595eb889f 100644 --- a/drivers/iio/adc/palmas_gpadc.c +++ b/drivers/iio/adc/palmas_gpadc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * palmas-adc.c -- TI PALMAS GPADC. * * Copyright (c) 2013, NVIDIA Corporation. All rights reserved. * * Author: Pradeep Goudagunta <pgoudagunta@nvidia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. */ #include <linux/module.h> diff --git a/drivers/iio/adc/qcom-spmi-iadc.c b/drivers/iio/adc/qcom-spmi-iadc.c index 3f062cd61aba..46858eddf1c3 100644 --- a/drivers/iio/adc/qcom-spmi-iadc.c +++ b/drivers/iio/adc/qcom-spmi-iadc.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/bitops.h> diff --git a/drivers/iio/adc/qcom-spmi-vadc.c b/drivers/iio/adc/qcom-spmi-vadc.c index 3680e0d47412..203ad59da336 100644 --- a/drivers/iio/adc/qcom-spmi-vadc.c +++ b/drivers/iio/adc/qcom-spmi-vadc.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/bitops.h> diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c index 1f98566d5b3c..dd8299831e09 100644 --- a/drivers/iio/adc/rockchip_saradc.c +++ b/drivers/iio/adc/rockchip_saradc.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Rockchip Successive Approximation Register (SAR) A/D Converter * Copyright (C) 2014 ROCKCHIP, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/module.h> diff --git a/drivers/iio/adc/spear_adc.c b/drivers/iio/adc/spear_adc.c index b1da2c46107c..a33d0a4cc088 100644 --- a/drivers/iio/adc/spear_adc.c +++ b/drivers/iio/adc/spear_adc.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ST SPEAr ADC driver * * Copyright 2012 Stefan Roese <sr@denx.de> - * - * Licensed under the GPL-2. */ #include <linux/module.h> diff --git a/drivers/iio/adc/stx104.c b/drivers/iio/adc/stx104.c index 0662ca199eb0..f87bbc711ccc 100644 --- a/drivers/iio/adc/stx104.c +++ b/drivers/iio/adc/stx104.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IIO driver for the Apex Embedded Systems STX104 * Copyright (C) 2016 William Breathitt Gray - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #include <linux/bitops.h> #include <linux/device.h> diff --git a/drivers/iio/adc/sun4i-gpadc-iio.c b/drivers/iio/adc/sun4i-gpadc-iio.c index 04d7147e0110..a09e7f5dd8f7 100644 --- a/drivers/iio/adc/sun4i-gpadc-iio.c +++ b/drivers/iio/adc/sun4i-gpadc-iio.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* ADC driver for sunxi platforms' (A10, A13 and A31) GPADC * * Copyright (c) 2016 Quentin Schulz <quentin.schulz@free-electrons.com> * - * 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. - * * The Allwinner SoCs all have an ADC that can also act as a touchscreen * controller and a thermal sensor. * The thermal sensor works only when the ADC acts as a touchscreen controller diff --git a/drivers/iio/adc/ti-adc081c.c b/drivers/iio/adc/ti-adc081c.c index 405e3779c0c5..0235863ff77b 100644 --- a/drivers/iio/adc/ti-adc081c.c +++ b/drivers/iio/adc/ti-adc081c.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI ADC081C/ADC101C/ADC121C 8/10/12-bit ADC driver * * Copyright (C) 2012 Avionic Design GmbH * Copyright (C) 2016 Intel * - * 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. - * * Datasheets: * http://www.ti.com/lit/ds/symlink/adc081c021.pdf * http://www.ti.com/lit/ds/symlink/adc101c021.pdf diff --git a/drivers/iio/adc/ti-adc0832.c b/drivers/iio/adc/ti-adc0832.c index 188dae705bf7..6ea39f4bbb37 100644 --- a/drivers/iio/adc/ti-adc0832.c +++ b/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 */ diff --git a/drivers/iio/adc/ti-adc084s021.c b/drivers/iio/adc/ti-adc084s021.c index 25504640e126..bdedf456ee05 100644 --- a/drivers/iio/adc/ti-adc084s021.c +++ b/drivers/iio/adc/ti-adc084s021.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * Copyright (C) 2017 Axis Communications AB * * Driver for Texas Instruments' ADC084S021 ADC chip. * Datasheets can be found here: * http://www.ti.com/lit/ds/symlink/adc084s021.pdf - * - * 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/err.h> diff --git a/drivers/iio/adc/ti-adc108s102.c b/drivers/iio/adc/ti-adc108s102.c index 841203edaac5..de9aaebff862 100644 --- a/drivers/iio/adc/ti-adc108s102.c +++ b/drivers/iio/adc/ti-adc108s102.c @@ -1,18 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI ADC108S102 SPI ADC driver * * Copyright (c) 2013-2015 Intel Corporation. * Copyright (c) 2017 Siemens AG * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * * This IIO device driver is designed to work with the following * analog to digital converters from Texas Instruments: * ADC108S102 diff --git a/drivers/iio/adc/ti-adc12138.c b/drivers/iio/adc/ti-adc12138.c index 703d68ae96b7..68a9dcb8faa2 100644 --- a/drivers/iio/adc/ti-adc12138.c +++ b/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 */ diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c index 6a114dcb4a3a..a550b132cfb7 100644 --- a/drivers/iio/adc/ti-ads1015.c +++ b/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 diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c index 53f17e4f2f23..552c2be8d87a 100644 --- a/drivers/iio/adc/ti-ads124s08.c +++ b/drivers/iio/adc/ti-ads124s08.c @@ -202,7 +202,7 @@ static int ads124s_read(struct iio_dev *indio_dev, unsigned int chan) }; priv->data[0] = ADS124S08_CMD_RDATA; - memset(&priv->data[1], ADS124S08_CMD_NOP, sizeof(priv->data)); + memset(&priv->data[1], ADS124S08_CMD_NOP, sizeof(priv->data) - 1); ret = spi_sync_transfer(priv->spi, t, ARRAY_SIZE(t)); if (ret < 0) diff --git a/drivers/iio/adc/ti-ads8688.c b/drivers/iio/adc/ti-ads8688.c index f9461070a74a..14fe7c320b52 100644 --- a/drivers/iio/adc/ti-ads8688.c +++ b/drivers/iio/adc/ti-ads8688.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Prevas A/S - * - * 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/device.h> @@ -397,7 +394,7 @@ static irqreturn_t ads8688_trigger_handler(int irq, void *p) } iio_push_to_buffers_with_timestamp(indio_dev, buffer, - pf->timestamp); + iio_get_time_ns(indio_dev)); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/adc/ti-tlc4541.c b/drivers/iio/adc/ti-tlc4541.c index 2290024c89fc..4965246808bd 100644 --- a/drivers/iio/adc/ti-tlc4541.c +++ b/drivers/iio/adc/ti-tlc4541.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI tlc4541 ADC Driver * @@ -7,10 +8,6 @@ * http://www.ti.com/lit/gpn/tlc3541 * http://www.ti.com/lit/gpn/tlc4541 * - * 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. - * * The tlc4541 requires 24 clock cycles to start a transfer. * Conversion then takes 2.94us to complete before data is ready * Data is returned MSB first. diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c index 8c019bb6625f..55c5119fe575 100644 --- a/drivers/iio/adc/twl4030-madc.c +++ b/drivers/iio/adc/twl4030-madc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * * TWL4030 MADC module driver-This driver monitors the real time @@ -12,21 +13,6 @@ * Mikko Ylinen <mikko.k.ylinen@nokia.com> * * Amit Kucheria <amit.kucheria@canonical.com> - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * */ #include <linux/device.h> diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c index e470510e76ea..2fa6ec83bb13 100644 --- a/drivers/iio/adc/twl6030-gpadc.c +++ b/drivers/iio/adc/twl6030-gpadc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TWL6030 GPADC module driver * @@ -12,21 +13,6 @@ * Based on twl4030-madc.c * Copyright (C) 2008 Nokia Corporation * Mikko Ylinen <mikko.k.ylinen@nokia.com> - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * */ #include <linux/interrupt.h> #include <linux/kernel.h> diff --git a/drivers/iio/adc/viperboard_adc.c b/drivers/iio/adc/viperboard_adc.c index 53eb5a4136fe..1d2aeb04069b 100644 --- a/drivers/iio/adc/viperboard_adc.c +++ b/drivers/iio/adc/viperboard_adc.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Nano River Technologies viperboard IIO ADC driver * * (C) 2012 by Lemonage GmbH * Author: Lars Poeschel <poeschel@lemonage.de> * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c index 6401ca7a9a20..4fd389678dba 100644 --- a/drivers/iio/adc/xilinx-xadc-core.c +++ b/drivers/iio/adc/xilinx-xadc-core.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xilinx XADC driver * * Copyright 2013-2014 Analog Devices Inc. * Author: Lars-Peter Clauen <lars@metafoo.de> * - * Licensed under the GPL-2. - * * Documentation for the parts can be found at: * - XADC hardmacro: Xilinx UG480 * - ZYNQ XADC interface: Xilinx UG585 diff --git a/drivers/iio/adc/xilinx-xadc-events.c b/drivers/iio/adc/xilinx-xadc-events.c index dc0670308253..dbfd5da290a4 100644 --- a/drivers/iio/adc/xilinx-xadc-events.c +++ b/drivers/iio/adc/xilinx-xadc-events.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xilinx XADC driver * * Copyright 2013 Analog Devices Inc. * Author: Lars-Peter Clauen <lars@metafoo.de> - * - * Licensed under the GPL-2. */ #include <linux/iio/events.h> diff --git a/drivers/iio/adc/xilinx-xadc.h b/drivers/iio/adc/xilinx-xadc.h index 8c0009585c16..4017f18b0a4f 100644 --- a/drivers/iio/adc/xilinx-xadc.h +++ b/drivers/iio/adc/xilinx-xadc.h @@ -1,10 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Xilinx XADC driver * * Copyright 2013 Analog Devices Inc. * Author: Lars-Peter Clauen <lars@metafoo.de> - * - * Licensed under the GPL-2. */ #ifndef __IIO_XILINX_XADC__ |