2018-01-04 23:05:44

by Rob Herring (Arm)

[permalink] [raw]
Subject: [PATCH] of: Use SPDX license tag for DT files

Convert remaining DT files to use SPDX-License-Identifier tags.

Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Guennadi Liakhovetski <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Pantelis Antoniou <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
---
drivers/of/Kconfig | 1 +
drivers/of/address.c | 2 +-
drivers/of/base.c | 6 +-----
drivers/of/device.c | 1 +
drivers/of/dynamic.c | 1 +
drivers/of/fdt.c | 5 +----
drivers/of/fdt_address.c | 6 +-----
drivers/of/irq.c | 6 +-----
drivers/of/kobj.c | 2 +-
drivers/of/of_numa.c | 13 +------------
drivers/of/of_private.h | 6 +-----
drivers/of/of_reserved_mem.c | 6 +-----
drivers/of/overlay.c | 5 +----
drivers/of/pdt.c | 6 +-----
drivers/of/platform.c | 7 +------
drivers/of/property.c | 6 +-----
drivers/of/resolver.c | 5 +----
drivers/of/unittest-data/overlay_bad_symbol.dts | 1 +
include/linux/of.h | 6 +-----
include/linux/of_dma.h | 5 +----
include/linux/of_fdt.h | 5 +----
include/linux/of_gpio.h | 6 +-----
include/linux/of_graph.h | 5 +----
include/linux/of_pdt.h | 6 +-----
include/linux/of_platform.h | 7 +------
25 files changed, 25 insertions(+), 100 deletions(-)

diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
index c2b6c11d29d1..572942c3cb15 100644
--- a/drivers/of/Kconfig
+++ b/drivers/of/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config DTC
bool

diff --git a/drivers/of/address.c b/drivers/of/address.c
index 8591afbdfe99..b48b68c4a7a9 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -1,4 +1,4 @@
-
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "OF: " fmt

#include <linux/device.h>
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 26618ba8f92a..dd0b4201f1cc 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Procedures for creating, accessing and interpreting the device tree.
*
@@ -11,11 +12,6 @@
*
* Reconsolidated from arch/x/kernel/prom.c by Stephen Rothwell and
* Grant Likely.
- *
- * 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.
*/

#define pr_fmt(fmt) "OF: " fmt
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 25bddf9c9fe1..064c818105bd 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/of.h>
diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c
index ab988d88704d..7bb33d22b4e2 100644
--- a/drivers/of/dynamic.c
+++ b/drivers/of/dynamic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for dynamic device trees.
*
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 4675e5ac4d11..7db5353a24c0 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for working with the Flattened Device Tree data format
*
* Copyright 2009 Benjamin Herrenschmidt, IBM Corp
* [email protected]
- *
- * 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.
*/

#define pr_fmt(fmt) "OF: fdt: " fmt
diff --git a/drivers/of/fdt_address.c b/drivers/of/fdt_address.c
index 843a542dac7d..1dc15ab78b10 100644
--- a/drivers/of/fdt_address.c
+++ b/drivers/of/fdt_address.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* FDT Address translation based on u-boot fdt_support.c which in turn was
* based on the kernel unflattened DT address translation code.
@@ -6,11 +7,6 @@
* Gerald Van Baren, Custom IDEAS, [email protected]
*
* Copyright 2010-2011 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, or (at your option)
- * any later version.
*/

#define pr_fmt(fmt) "OF: fdt: " fmt
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 7dcea86e052c..02ad93a304a4 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Derived from arch/i386/kernel/irq.c
* Copyright (C) 1992 Linus Torvalds
@@ -8,11 +9,6 @@
* Adapted for Power Macintosh by Paul Mackerras
* Copyright (C) 1996 Paul Mackerras ([email protected])
*
- * 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 file contains the code used to make IRQ descriptions in the
* device tree to actual irq numbers on an interrupt controller
* driver.
diff --git a/drivers/of/kobj.c b/drivers/of/kobj.c
index 250fc7bb550f..7a0a18980b98 100644
--- a/drivers/of/kobj.c
+++ b/drivers/of/kobj.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/of.h>
#include <linux/slab.h>

@@ -161,4 +162,3 @@ void __of_detach_node_sysfs(struct device_node *np)
/* finally remove the kobj_init ref */
of_node_put(np);
}
-
diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
index 2db1f7a04baf..f9d5480a4ae5 100644
--- a/drivers/of/of_numa.c
+++ b/drivers/of/of_numa.c
@@ -1,19 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OF NUMA Parsing support.
*
* Copyright (C) 2015 - 2016 Cavium 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#define pr_fmt(fmt) "OF: NUMA: " fmt
diff --git a/drivers/of/of_private.h b/drivers/of/of_private.h
index 92a9a3687446..0c609e7d0334 100644
--- a/drivers/of/of_private.h
+++ b/drivers/of/of_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef _LINUX_OF_PRIVATE_H
#define _LINUX_OF_PRIVATE_H
/*
@@ -5,11 +6,6 @@
*
* Paul Mackerras August 1996.
* Copyright (C) 1996-2005 Paul Mackerras.
- *
- * 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.
*/

/**
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index 22b75c82e377..9a4f4246231d 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Device tree based initialization code for reserved memory.
*
@@ -6,11 +7,6 @@
* http://www.samsung.com
* Author: Marek Szyprowski <[email protected]>
* Author: Josh Cartwright <[email protected]>
- *
- * 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 optional) any later version of the license.
*/

#define pr_fmt(fmt) "OF: reserved mem: " fmt
diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c
index 3981b7da4fa9..3397d7642958 100644
--- a/drivers/of/overlay.c
+++ b/drivers/of/overlay.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for working with device tree overlays
*
* Copyright (C) 2012 Pantelis Antoniou <[email protected]>
* Copyright (C) 2012 Texas Instruments 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.
*/

#define pr_fmt(fmt) "OF: overlay: " fmt
diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
index d2acae825af9..013e65de074a 100644
--- a/drivers/of/pdt.c
+++ b/drivers/of/pdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/* pdt.c: OF PROM device tree support code.
*
* Paul Mackerras August 1996.
@@ -8,11 +9,6 @@
*
* Adapted for sparc by David S. Miller [email protected]
* Adapted for multiple architectures by Andres Salomon <[email protected]>
- *
- * 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/of/platform.c b/drivers/of/platform.c
index b7cf84b29737..d67dbdab40d1 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -1,15 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
* <[email protected]>
* and Arnd Bergmann, IBM Corp.
* Merged from powerpc/kernel/of_platform.c and
* sparc{,64}/kernel/of_device.c by Stephen Rothwell
- *
- * 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.
- *
*/

#define pr_fmt(fmt) "OF: " fmt
diff --git a/drivers/of/property.c b/drivers/of/property.c
index 8ad33a44a7b8..2b22560b60c1 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* drivers/of/property.c - Procedures for accessing and interpreting
* Devicetree properties and graphs.
@@ -16,11 +17,6 @@
*
* Reconsolidated from arch/x/kernel/prom.c by Stephen Rothwell and
* Grant Likely.
- *
- * 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.
*/

#define pr_fmt(fmt) "OF: " fmt
diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
index cfaeef5f6cb1..740d19bde601 100644
--- a/drivers/of/resolver.c
+++ b/drivers/of/resolver.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for dealing with DT resolution
*
* Copyright (C) 2012 Pantelis Antoniou <[email protected]>
* Copyright (C) 2012 Texas Instruments 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.
*/

#define pr_fmt(fmt) "OF: resolver: " fmt
diff --git a/drivers/of/unittest-data/overlay_bad_symbol.dts b/drivers/of/unittest-data/overlay_bad_symbol.dts
index 09261cb9a67e..135052ee1517 100644
--- a/drivers/of/unittest-data/overlay_bad_symbol.dts
+++ b/drivers/of/unittest-data/overlay_bad_symbol.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/plugin/;

diff --git a/include/linux/of.h b/include/linux/of.h
index d3dea1d1e3a9..d4abee0e8fc4 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef _LINUX_OF_H
#define _LINUX_OF_H
/*
@@ -9,11 +10,6 @@
* Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
* Updates for SPARC64 by David S. Miller
* Derived from PowerPC and Sparc prom.h files by Stephen Rothwell, IBM Corp.
- *
- * 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/types.h>
#include <linux/bitops.h>
diff --git a/include/linux/of_dma.h b/include/linux/of_dma.h
index b90d8ec57c1f..fd706cdf255c 100644
--- a/include/linux/of_dma.h
+++ b/include/linux/of_dma.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OF helpers for DMA request / controller
*
* Based on of_gpio.h
*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.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.
*/

#ifndef __LINUX_OF_DMA_H
diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
index 013c5418aeec..1799b0945a6b 100644
--- a/include/linux/of_fdt.h
+++ b/include/linux/of_fdt.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for working with the Flattened Device Tree data format
*
* Copyright 2009 Benjamin Herrenschmidt, IBM Corp
* [email protected]
- *
- * 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.
*/

#ifndef _LINUX_OF_FDT_H
diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h
index 1fe205582111..f6af4276fd51 100644
--- a/include/linux/of_gpio.h
+++ b/include/linux/of_gpio.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* OF helpers for the GPIO API
*
* Copyright (c) 2007-2008 MontaVista Software, Inc.
*
* Author: Anton Vorontsov <[email protected]>
- *
- * 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.
*/

#ifndef __LINUX_OF_GPIO_H
diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h
index 3e058f05ab04..01038a6aade0 100644
--- a/include/linux/of_graph.h
+++ b/include/linux/of_graph.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OF graph binding parsing helpers
*
@@ -6,10 +7,6 @@
*
* Copyright (C) 2012 Renesas Electronics Corp.
* Author: Guennadi Liakhovetski <[email protected]>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
*/
#ifndef __LINUX_OF_GRAPH_H
#define __LINUX_OF_GRAPH_H
diff --git a/include/linux/of_pdt.h b/include/linux/of_pdt.h
index 7e09244bb679..d0b183ab65c6 100644
--- a/include/linux/of_pdt.h
+++ b/include/linux/of_pdt.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Definitions for building a device tree by calling into the
* Open Firmware PROM.
*
* Copyright (C) 2010 Andres Salomon <[email protected]>
- *
- * 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.
*/

#ifndef _LINUX_OF_PDT_H
diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
index fb908e598348..84a966623e78 100644
--- a/include/linux/of_platform.h
+++ b/include/linux/of_platform.h
@@ -1,14 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef _LINUX_OF_PLATFORM_H
#define _LINUX_OF_PLATFORM_H
/*
* Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
* <[email protected]>
- *
- * 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/device.h>
--
2.14.1


2018-01-05 02:02:00

by Frank Rowand

[permalink] [raw]
Subject: Re: [PATCH] of: Use SPDX license tag for DT files

On 01/04/18 15:05, Rob Herring wrote:
> Convert remaining DT files to use SPDX-License-Identifier tags.
>
> Cc: Benjamin Herrenschmidt <[email protected]>
> Cc: Guennadi Liakhovetski <[email protected]>
> Cc: Paul Mackerras <[email protected]>
> Cc: Pantelis Antoniou <[email protected]>
> Signed-off-by: Rob Herring <[email protected]>
> ---
> drivers/of/Kconfig | 1 +
> drivers/of/address.c | 2 +-
> drivers/of/base.c | 6 +-----
> drivers/of/device.c | 1 +
> drivers/of/dynamic.c | 1 +
> drivers/of/fdt.c | 5 +----
> drivers/of/fdt_address.c | 6 +-----
> drivers/of/irq.c | 6 +-----
> drivers/of/kobj.c | 2 +-
> drivers/of/of_numa.c | 13 +------------
> drivers/of/of_private.h | 6 +-----
> drivers/of/of_reserved_mem.c | 6 +-----
> drivers/of/overlay.c | 5 +----
> drivers/of/pdt.c | 6 +-----
> drivers/of/platform.c | 7 +------
> drivers/of/property.c | 6 +-----
> drivers/of/resolver.c | 5 +----
> drivers/of/unittest-data/overlay_bad_symbol.dts | 1 +
> include/linux/of.h | 6 +-----
> include/linux/of_dma.h | 5 +----
> include/linux/of_fdt.h | 5 +----
> include/linux/of_gpio.h | 6 +-----
> include/linux/of_graph.h | 5 +----
> include/linux/of_pdt.h | 6 +-----
> include/linux/of_platform.h | 7 +------
> 25 files changed, 25 insertions(+), 100 deletions(-)

Reviewed-by: Frank Rowand <[email protected]>

< snip >

2018-01-05 07:07:19

by Philippe Ombredanne

[permalink] [raw]
Subject: Re: [PATCH] of: Use SPDX license tag for DT files

On Fri, Jan 5, 2018 at 12:05 AM, Rob Herring <[email protected]> wrote:
> Convert remaining DT files to use SPDX-License-Identifier tags.
>
> Cc: Benjamin Herrenschmidt <[email protected]>
> Cc: Guennadi Liakhovetski <[email protected]>
> Cc: Paul Mackerras <[email protected]>
> Cc: Pantelis Antoniou <[email protected]>
> Signed-off-by: Rob Herring <[email protected]>
> ---
> drivers/of/Kconfig | 1 +
> drivers/of/address.c | 2 +-
> drivers/of/base.c | 6 +-----
> drivers/of/device.c | 1 +
> drivers/of/dynamic.c | 1 +
> drivers/of/fdt.c | 5 +----
> drivers/of/fdt_address.c | 6 +-----
> drivers/of/irq.c | 6 +-----
> drivers/of/kobj.c | 2 +-
> drivers/of/of_numa.c | 13 +------------
> drivers/of/of_private.h | 6 +-----
> drivers/of/of_reserved_mem.c | 6 +-----
> drivers/of/overlay.c | 5 +----
> drivers/of/pdt.c | 6 +-----
> drivers/of/platform.c | 7 +------
> drivers/of/property.c | 6 +-----
> drivers/of/resolver.c | 5 +----
> drivers/of/unittest-data/overlay_bad_symbol.dts | 1 +
> include/linux/of.h | 6 +-----
> include/linux/of_dma.h | 5 +----
> include/linux/of_fdt.h | 5 +----
> include/linux/of_gpio.h | 6 +-----
> include/linux/of_graph.h | 5 +----
> include/linux/of_pdt.h | 6 +-----
> include/linux/of_platform.h | 7 +------
> 25 files changed, 25 insertions(+), 100 deletions(-)
>
> diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> index c2b6c11d29d1..572942c3cb15 100644
> --- a/drivers/of/Kconfig
> +++ b/drivers/of/Kconfig
> @@ -1,3 +1,4 @@
> +# SPDX-License-Identifier: GPL-2.0
> config DTC
> bool
>
> diff --git a/drivers/of/address.c b/drivers/of/address.c
> index 8591afbdfe99..b48b68c4a7a9 100644
> --- a/drivers/of/address.c
> +++ b/drivers/of/address.c
> @@ -1,4 +1,4 @@
> -
> +// SPDX-License-Identifier: GPL-2.0
> #define pr_fmt(fmt) "OF: " fmt
>
> #include <linux/device.h>
> diff --git a/drivers/of/base.c b/drivers/of/base.c
> index 26618ba8f92a..dd0b4201f1cc 100644
> --- a/drivers/of/base.c
> +++ b/drivers/of/base.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * Procedures for creating, accessing and interpreting the device tree.
> *
> @@ -11,11 +12,6 @@
> *
> * Reconsolidated from arch/x/kernel/prom.c by Stephen Rothwell and
> * Grant Likely.
> - *
> - * 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.
> */
>
> #define pr_fmt(fmt) "OF: " fmt
> diff --git a/drivers/of/device.c b/drivers/of/device.c
> index 25bddf9c9fe1..064c818105bd 100644
> --- a/drivers/of/device.c
> +++ b/drivers/of/device.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
> #include <linux/string.h>
> #include <linux/kernel.h>
> #include <linux/of.h>
> diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c
> index ab988d88704d..7bb33d22b4e2 100644
> --- a/drivers/of/dynamic.c
> +++ b/drivers/of/dynamic.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
> /*
> * Support for dynamic device trees.
> *
> diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
> index 4675e5ac4d11..7db5353a24c0 100644
> --- a/drivers/of/fdt.c
> +++ b/drivers/of/fdt.c
> @@ -1,12 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
> /*
> * Functions for working with the Flattened Device Tree data format
> *
> * Copyright 2009 Benjamin Herrenschmidt, IBM Corp
> * [email protected]
> - *
> - * 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.
> */
>
> #define pr_fmt(fmt) "OF: fdt: " fmt
> diff --git a/drivers/of/fdt_address.c b/drivers/of/fdt_address.c
> index 843a542dac7d..1dc15ab78b10 100644
> --- a/drivers/of/fdt_address.c
> +++ b/drivers/of/fdt_address.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * FDT Address translation based on u-boot fdt_support.c which in turn was
> * based on the kernel unflattened DT address translation code.
> @@ -6,11 +7,6 @@
> * Gerald Van Baren, Custom IDEAS, [email protected]
> *
> * Copyright 2010-2011 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, or (at your option)
> - * any later version.
> */
>
> #define pr_fmt(fmt) "OF: fdt: " fmt
> diff --git a/drivers/of/irq.c b/drivers/of/irq.c
> index 7dcea86e052c..02ad93a304a4 100644
> --- a/drivers/of/irq.c
> +++ b/drivers/of/irq.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * Derived from arch/i386/kernel/irq.c
> * Copyright (C) 1992 Linus Torvalds
> @@ -8,11 +9,6 @@
> * Adapted for Power Macintosh by Paul Mackerras
> * Copyright (C) 1996 Paul Mackerras ([email protected])
> *
> - * 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 file contains the code used to make IRQ descriptions in the
> * device tree to actual irq numbers on an interrupt controller
> * driver.
> diff --git a/drivers/of/kobj.c b/drivers/of/kobj.c
> index 250fc7bb550f..7a0a18980b98 100644
> --- a/drivers/of/kobj.c
> +++ b/drivers/of/kobj.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
> #include <linux/of.h>
> #include <linux/slab.h>
>
> @@ -161,4 +162,3 @@ void __of_detach_node_sysfs(struct device_node *np)
> /* finally remove the kobj_init ref */
> of_node_put(np);
> }
> -
> diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
> index 2db1f7a04baf..f9d5480a4ae5 100644
> --- a/drivers/of/of_numa.c
> +++ b/drivers/of/of_numa.c
> @@ -1,19 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
> /*
> * OF NUMA Parsing support.
> *
> * Copyright (C) 2015 - 2016 Cavium 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.
> - *
> - * You should have received a copy of the GNU General Public License
> - * along with this program. If not, see <http://www.gnu.org/licenses/>.
> */
>
> #define pr_fmt(fmt) "OF: NUMA: " fmt
> diff --git a/drivers/of/of_private.h b/drivers/of/of_private.h
> index 92a9a3687446..0c609e7d0334 100644
> --- a/drivers/of/of_private.h
> +++ b/drivers/of/of_private.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> #ifndef _LINUX_OF_PRIVATE_H
> #define _LINUX_OF_PRIVATE_H
> /*
> @@ -5,11 +6,6 @@
> *
> * Paul Mackerras August 1996.
> * Copyright (C) 1996-2005 Paul Mackerras.
> - *
> - * 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.
> */
>
> /**
> diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
> index 22b75c82e377..9a4f4246231d 100644
> --- a/drivers/of/of_reserved_mem.c
> +++ b/drivers/of/of_reserved_mem.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * Device tree based initialization code for reserved memory.
> *
> @@ -6,11 +7,6 @@
> * http://www.samsung.com
> * Author: Marek Szyprowski <[email protected]>
> * Author: Josh Cartwright <[email protected]>
> - *
> - * 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 optional) any later version of the license.
> */
>
> #define pr_fmt(fmt) "OF: reserved mem: " fmt
> diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c
> index 3981b7da4fa9..3397d7642958 100644
> --- a/drivers/of/overlay.c
> +++ b/drivers/of/overlay.c
> @@ -1,12 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
> /*
> * Functions for working with device tree overlays
> *
> * Copyright (C) 2012 Pantelis Antoniou <[email protected]>
> * Copyright (C) 2012 Texas Instruments 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.
> */
>
> #define pr_fmt(fmt) "OF: overlay: " fmt
> diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
> index d2acae825af9..013e65de074a 100644
> --- a/drivers/of/pdt.c
> +++ b/drivers/of/pdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /* pdt.c: OF PROM device tree support code.
> *
> * Paul Mackerras August 1996.
> @@ -8,11 +9,6 @@
> *
> * Adapted for sparc by David S. Miller [email protected]
> * Adapted for multiple architectures by Andres Salomon <[email protected]>
> - *
> - * 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/of/platform.c b/drivers/of/platform.c
> index b7cf84b29737..d67dbdab40d1 100644
> --- a/drivers/of/platform.c
> +++ b/drivers/of/platform.c
> @@ -1,15 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
> * <[email protected]>
> * and Arnd Bergmann, IBM Corp.
> * Merged from powerpc/kernel/of_platform.c and
> * sparc{,64}/kernel/of_device.c by Stephen Rothwell
> - *
> - * 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.
> - *
> */
>
> #define pr_fmt(fmt) "OF: " fmt
> diff --git a/drivers/of/property.c b/drivers/of/property.c
> index 8ad33a44a7b8..2b22560b60c1 100644
> --- a/drivers/of/property.c
> +++ b/drivers/of/property.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
> /*
> * drivers/of/property.c - Procedures for accessing and interpreting
> * Devicetree properties and graphs.
> @@ -16,11 +17,6 @@
> *
> * Reconsolidated from arch/x/kernel/prom.c by Stephen Rothwell and
> * Grant Likely.
> - *
> - * 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.
> */
>
> #define pr_fmt(fmt) "OF: " fmt
> diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
> index cfaeef5f6cb1..740d19bde601 100644
> --- a/drivers/of/resolver.c
> +++ b/drivers/of/resolver.c
> @@ -1,12 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
> /*
> * Functions for dealing with DT resolution
> *
> * Copyright (C) 2012 Pantelis Antoniou <[email protected]>
> * Copyright (C) 2012 Texas Instruments 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.
> */
>
> #define pr_fmt(fmt) "OF: resolver: " fmt
> diff --git a/drivers/of/unittest-data/overlay_bad_symbol.dts b/drivers/of/unittest-data/overlay_bad_symbol.dts
> index 09261cb9a67e..135052ee1517 100644
> --- a/drivers/of/unittest-data/overlay_bad_symbol.dts
> +++ b/drivers/of/unittest-data/overlay_bad_symbol.dts
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
> /dts-v1/;
> /plugin/;
>
> diff --git a/include/linux/of.h b/include/linux/of.h
> index d3dea1d1e3a9..d4abee0e8fc4 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> #ifndef _LINUX_OF_H
> #define _LINUX_OF_H
> /*
> @@ -9,11 +10,6 @@
> * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
> * Updates for SPARC64 by David S. Miller
> * Derived from PowerPC and Sparc prom.h files by Stephen Rothwell, IBM Corp.
> - *
> - * 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/types.h>
> #include <linux/bitops.h>
> diff --git a/include/linux/of_dma.h b/include/linux/of_dma.h
> index b90d8ec57c1f..fd706cdf255c 100644
> --- a/include/linux/of_dma.h
> +++ b/include/linux/of_dma.h
> @@ -1,13 +1,10 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> /*
> * OF helpers for DMA request / controller
> *
> * Based on of_gpio.h
> *
> * Copyright (C) 2012 Texas Instruments Incorporated - http://www.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.
> */
>
> #ifndef __LINUX_OF_DMA_H
> diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
> index 013c5418aeec..1799b0945a6b 100644
> --- a/include/linux/of_fdt.h
> +++ b/include/linux/of_fdt.h
> @@ -1,12 +1,9 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> /*
> * Definitions for working with the Flattened Device Tree data format
> *
> * Copyright 2009 Benjamin Herrenschmidt, IBM Corp
> * [email protected]
> - *
> - * 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.
> */
>
> #ifndef _LINUX_OF_FDT_H
> diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h
> index 1fe205582111..f6af4276fd51 100644
> --- a/include/linux/of_gpio.h
> +++ b/include/linux/of_gpio.h
> @@ -1,14 +1,10 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> /*
> * OF helpers for the GPIO API
> *
> * Copyright (c) 2007-2008 MontaVista Software, Inc.
> *
> * Author: Anton Vorontsov <[email protected]>
> - *
> - * 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.
> */
>
> #ifndef __LINUX_OF_GPIO_H
> diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h
> index 3e058f05ab04..01038a6aade0 100644
> --- a/include/linux/of_graph.h
> +++ b/include/linux/of_graph.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> /*
> * OF graph binding parsing helpers
> *
> @@ -6,10 +7,6 @@
> *
> * Copyright (C) 2012 Renesas Electronics Corp.
> * Author: Guennadi Liakhovetski <[email protected]>
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of version 2 of the GNU General Public License as
> - * published by the Free Software Foundation.
> */
> #ifndef __LINUX_OF_GRAPH_H
> #define __LINUX_OF_GRAPH_H
> diff --git a/include/linux/of_pdt.h b/include/linux/of_pdt.h
> index 7e09244bb679..d0b183ab65c6 100644
> --- a/include/linux/of_pdt.h
> +++ b/include/linux/of_pdt.h
> @@ -1,13 +1,9 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> /*
> * Definitions for building a device tree by calling into the
> * Open Firmware PROM.
> *
> * Copyright (C) 2010 Andres Salomon <[email protected]>
> - *
> - * 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.
> */
>
> #ifndef _LINUX_OF_PDT_H
> diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
> index fb908e598348..84a966623e78 100644
> --- a/include/linux/of_platform.h
> +++ b/include/linux/of_platform.h
> @@ -1,14 +1,9 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> #ifndef _LINUX_OF_PLATFORM_H
> #define _LINUX_OF_PLATFORM_H
> /*
> * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
> * <[email protected]>
> - *
> - * 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/device.h>
> --
> 2.14.1
>

Reviewed-by: Philippe Ombredanne <[email protected]>

FWIW, I also checked that there were no mismatch with any
MODULE_LICENSE in these file (that do not have one anyway).

--
Cordially
Philippe Ombredanne