diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
index e77a4ceed74c62392527eac2bec565f849a8ab20..47855f7c5a6f283301e629b9717413ce85b3324a 100644
--- a/drivers/pci/dwc/pci-dra7xx.c
+++ b/drivers/pci/dwc/pci-dra7xx.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * pcie-dra7xx - PCIe controller driver for TI DRA7xx SoCs
  *
  * Copyright (C) 2013-2014 Texas Instruments Incorporated - http://www.ti.com
  *
  * Authors: Kishon Vijay Abraham I <kishon@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/pci/dwc/pci-exynos.c b/drivers/pci/dwc/pci-exynos.c
index 5596fdedbb9471c49b4bb73fbc57b5b03170521f..328cc9f53865ab0829033bbe429b6db1bd3f0cb9 100644
--- a/drivers/pci/dwc/pci-exynos.c
+++ b/drivers/pci/dwc/pci-exynos.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Samsung EXYNOS SoCs
  *
@@ -5,10 +6,6 @@
  *		http://www.samsung.com
  *
  * Author: Jingoo Han <jg1.han@samsung.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/clk.h>
diff --git a/drivers/pci/dwc/pci-imx6.c b/drivers/pci/dwc/pci-imx6.c
index b73483534a5baf1f0c6c3c00af67e76ff04a9b04..4fddbd08b08911fdf88771bea5ee8ac036214b8f 100644
--- a/drivers/pci/dwc/pci-imx6.c
+++ b/drivers/pci/dwc/pci-imx6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Freescale i.MX6 SoCs
  *
@@ -5,10 +6,6 @@
  *		http://www.kosagi.com
  *
  * Author: Sean Cross <xobs@kosagi.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/clk.h>
diff --git a/drivers/pci/dwc/pci-keystone-dw.c b/drivers/pci/dwc/pci-keystone-dw.c
index 2fb20b887d2a5f70de614995523beefdf201636d..99a0e7076221f9beca0dbc7b6e61fe4496b62c77 100644
--- a/drivers/pci/dwc/pci-keystone-dw.c
+++ b/drivers/pci/dwc/pci-keystone-dw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * DesignWare application register space functions for Keystone PCI controller
  *
@@ -5,11 +6,6 @@
  *		http://www.ti.com
  *
  * Author: Murali Karicheri <m-karicheri2@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/irq.h>
diff --git a/drivers/pci/dwc/pci-keystone.c b/drivers/pci/dwc/pci-keystone.c
index 5bee3af47588876fc33f6eac259271a4c97e23b7..8d8d49e44c502270ae842b3572968197237bfd68 100644
--- a/drivers/pci/dwc/pci-keystone.c
+++ b/drivers/pci/dwc/pci-keystone.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Texas Instruments Keystone SoCs
  *
@@ -6,10 +7,6 @@
  *
  * Author: Murali Karicheri <m-karicheri2@ti.com>
  * Implementation based on pci-exynos.c and pcie-designware.c
- *
- * 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/irqchip/chained_irq.h>
diff --git a/drivers/pci/dwc/pci-keystone.h b/drivers/pci/dwc/pci-keystone.h
index 30b7bc2ac3800c869159f55e57b3d1fa51cd91e0..1dd1f3ef98e773663442a1dd1b1819670f4e7c4e 100644
--- a/drivers/pci/dwc/pci-keystone.h
+++ b/drivers/pci/dwc/pci-keystone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Keystone PCI Controller's common includes
  *
@@ -5,11 +6,6 @@
  *		http://www.ti.com
  *
  * Author: Murali Karicheri <m-karicheri2@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.
  */
 
 #define MAX_MSI_HOST_IRQS		8
diff --git a/drivers/pci/dwc/pci-layerscape.c b/drivers/pci/dwc/pci-layerscape.c
index 8f34c2fdc600692e8ac1b86578cace2a6082fcf2..a7b4159631ae2d0a820614e6cacffd40005c9df3 100644
--- a/drivers/pci/dwc/pci-layerscape.c
+++ b/drivers/pci/dwc/pci-layerscape.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Freescale Layerscape SoCs
  *
  * Copyright (C) 2014 Freescale Semiconductor.
  *
  * Author: Minghuan Lian <Minghuan.Lian@freescale.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/kernel.h>
diff --git a/drivers/pci/dwc/pcie-armada8k.c b/drivers/pci/dwc/pcie-armada8k.c
index 370d057c00463b059e8b9b8d6894fa957983edb2..b587352f8b9fa992417533ce5dce716a34899e25 100644
--- a/drivers/pci/dwc/pcie-armada8k.c
+++ b/drivers/pci/dwc/pcie-armada8k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Marvell Armada-8K SoCs
  *
@@ -7,10 +8,6 @@
  *
  * Author: Yehuda Yitshak <yehuday@marvell.com>
  * Author: Shadi Ammouri <shadi@marvell.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/pci/dwc/pcie-artpec6.c b/drivers/pci/dwc/pcie-artpec6.c
index 6653619db6a1156930cff6a46f34fdd29a37fcac..b898849194230139574f2b0a3426ec90019cff30 100644
--- a/drivers/pci/dwc/pcie-artpec6.c
+++ b/drivers/pci/dwc/pcie-artpec6.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Axis ARTPEC-6 SoC
  *
  * Author: Niklas Cassel <niklas.cassel@axis.com>
  *
  * Based on work done by Phil Edworthy <phil@edworthys.org>
- *
- * 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/pci/dwc/pcie-designware-ep.c b/drivers/pci/dwc/pcie-designware-ep.c
index d53d5f168363f3d22e67157588cb9c1533810a84..2d71a2262a2aabbf1b3979c1ce33b419991b345c 100644
--- a/drivers/pci/dwc/pcie-designware-ep.c
+++ b/drivers/pci/dwc/pcie-designware-ep.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * Synopsys DesignWare PCIe Endpoint controller driver
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/of.h>
diff --git a/drivers/pci/dwc/pcie-designware-host.c b/drivers/pci/dwc/pcie-designware-host.c
index 81e2157a7cfbcd20605c228223476fc268bb045e..0fc1d1db72f8cda09272f0f0ff43650d9be4ac9d 100644
--- a/drivers/pci/dwc/pcie-designware-host.c
+++ b/drivers/pci/dwc/pcie-designware-host.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Synopsys DesignWare PCIe host controller driver
  *
@@ -5,10 +6,6 @@
  *		http://www.samsung.com
  *
  * Author: Jingoo Han <jg1.han@samsung.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/irqdomain.h>
diff --git a/drivers/pci/dwc/pcie-designware-plat.c b/drivers/pci/dwc/pcie-designware-plat.c
index 168e2380f49399f57060b7faf6702ac9c7cd446f..ebdf28bcd67df0e052bd21e8325aae8418ecce13 100644
--- a/drivers/pci/dwc/pcie-designware-plat.c
+++ b/drivers/pci/dwc/pcie-designware-plat.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe RC driver for Synopsys DesignWare Core
  *
  * Copyright (C) 2015-2016 Synopsys, Inc. (www.synopsys.com)
  *
  * Authors: Joao Pinto <Joao.Pinto@synopsys.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/clk.h>
 #include <linux/delay.h>
diff --git a/drivers/pci/dwc/pcie-designware.c b/drivers/pci/dwc/pcie-designware.c
index 88abdddee2ad7194e2efaebc6e3ba16dd6c95717..a3aaabc203e28f6beb39aef44508f39c96558edb 100644
--- a/drivers/pci/dwc/pcie-designware.c
+++ b/drivers/pci/dwc/pcie-designware.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Synopsys DesignWare PCIe host controller driver
  *
@@ -5,10 +6,6 @@
  *		http://www.samsung.com
  *
  * Author: Jingoo Han <jg1.han@samsung.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/pci/dwc/pcie-designware.h b/drivers/pci/dwc/pcie-designware.h
index e5d9d77b778e8c69e9b96bab9354f1860042e579..948a461c1ac712b83a5641e4a78c3cdda3ffba25 100644
--- a/drivers/pci/dwc/pcie-designware.h
+++ b/drivers/pci/dwc/pcie-designware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Synopsys DesignWare PCIe host controller driver
  *
@@ -5,10 +6,6 @@
  *		http://www.samsung.com
  *
  * Author: Jingoo Han <jg1.han@samsung.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 _PCIE_DESIGNWARE_H
diff --git a/drivers/pci/dwc/pcie-hisi.c b/drivers/pci/dwc/pcie-hisi.c
index a20179169e06fe130262448435cc3e3bb098bb6e..2658aaebb993d6e74ab07752f022027800711acf 100644
--- a/drivers/pci/dwc/pcie-hisi.c
+++ b/drivers/pci/dwc/pcie-hisi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for HiSilicon SoCs
  *
@@ -6,10 +7,6 @@
  * Authors: Zhou Wang <wangzhou1@hisilicon.com>
  *          Dacai Zhu <zhudacai@hisilicon.com>
  *          Gabriele Paoloni <gabriele.paoloni@huawei.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/interrupt.h>
 #include <linux/init.h>
diff --git a/drivers/pci/dwc/pcie-histb.c b/drivers/pci/dwc/pcie-histb.c
index 33b01b734d7dcba3c31e86e27ca340ad03199f3b..70b5c0b108bfb481633797564da2ce2824e4aece 100644
--- a/drivers/pci/dwc/pcie-histb.c
+++ b/drivers/pci/dwc/pcie-histb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for HiSilicon STB SoCs
  *
@@ -5,10 +6,6 @@
  *
  * Authors: Ruqiang Ju <juruqiang@hisilicon.com>
  *          Jianguo Sun <sunjianguo1@huawei.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/clk.h>
diff --git a/drivers/pci/dwc/pcie-kirin.c b/drivers/pci/dwc/pcie-kirin.c
index dc3033cf3c19fec435eab75cfa3f7b158c883929..13d839bd6160d95bee9fdffcf89fc4c986d38013 100644
--- a/drivers/pci/dwc/pcie-kirin.c
+++ b/drivers/pci/dwc/pcie-kirin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for Kirin Phone SoCs
  *
@@ -5,10 +6,6 @@
  *		http://www.huawei.com
  *
  * Author: Xiaowei Song <songxiaowei@huawei.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 <asm/compiler.h>
diff --git a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c
index ce7ba5b7552acf301dc967e65e85569e87854fc2..b01294e899f9ac1b4580c3dbbc750266516f08f5 100644
--- a/drivers/pci/dwc/pcie-qcom.c
+++ b/drivers/pci/dwc/pcie-qcom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Qualcomm PCIe root complex driver
  *
@@ -5,15 +6,6 @@
  * Copyright 2015 Linaro Limited.
  *
  * Author: Stanimir Varbanov <svarbanov@mm-sol.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 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/clk.h>
diff --git a/drivers/pci/dwc/pcie-spear13xx.c b/drivers/pci/dwc/pcie-spear13xx.c
index 709189d23b314770c0f3894d14f17d9dee2b37e7..ecb58f7b7566666ae5ee01736c0c3e2b0f3f43b2 100644
--- a/drivers/pci/dwc/pcie-spear13xx.c
+++ b/drivers/pci/dwc/pcie-spear13xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe host controller driver for ST Microelectronics SPEAr13xx SoCs
  *
@@ -6,10 +7,6 @@
  * Copyright (C) 2010-2014 ST Microelectronics
  * Pratyush Anand <pratyush.anand@gmail.com>
  * Mohit Kumar <mohit.kumar.dhaka@gmail.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/pci/ecam.c b/drivers/pci/ecam.c
index c228a2eb7faa85ba8b0b0d57da23572c433df0e9..1a81af0ba961a96d23c9c99310f4288dd9114200 100644
--- a/drivers/pci/ecam.c
+++ b/drivers/pci/ecam.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * 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/device.h>
diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c
index f9308c2f22e6754d0b50fc627c11a96cf44af8f4..f9105c7f20e9152be0df4c305643d19a52cb3b49 100644
--- a/drivers/pci/endpoint/functions/pci-epf-test.c
+++ b/drivers/pci/endpoint/functions/pci-epf-test.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * Test driver to test endpoint functionality
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/crc32.h>
diff --git a/drivers/pci/endpoint/pci-ep-cfs.c b/drivers/pci/endpoint/pci-ep-cfs.c
index 4f74386c1ced797c8fa98e0faae671adacfa2680..9029608c8b1bddd9168aed9e61998700548c6cbd 100644
--- a/drivers/pci/endpoint/pci-ep-cfs.c
+++ b/drivers/pci/endpoint/pci-ep-cfs.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * configfs to configure the PCI endpoint
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/module.h>
diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
index 42c2a1156325711b0e69802e25ef393d6fa11209..71b72c63fddb72a6860439488c3bdfb9cdf28d4b 100644
--- a/drivers/pci/endpoint/pci-epc-core.c
+++ b/drivers/pci/endpoint/pci-epc-core.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * PCI Endpoint *Controller* (EPC) library
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/device.h>
diff --git a/drivers/pci/endpoint/pci-epc-mem.c b/drivers/pci/endpoint/pci-epc-mem.c
index 83b7d5d3fc3e465d37f6eaf361f217279f8f8db7..2bf8bd1f0563eaf4740874ec1e3f0c836adc5687 100644
--- a/drivers/pci/endpoint/pci-epc-mem.c
+++ b/drivers/pci/endpoint/pci-epc-mem.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * PCI Endpoint *Controller* Address Space Management
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/io.h>
diff --git a/drivers/pci/endpoint/pci-epf-core.c b/drivers/pci/endpoint/pci-epf-core.c
index ae1611a62808fac22085847c7be1f32c7c56ebdf..9f282ea632d278af9ef26c4b305be61474a7caef 100644
--- a/drivers/pci/endpoint/pci-epf-core.c
+++ b/drivers/pci/endpoint/pci-epf-core.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /**
  * PCI Endpoint *Function* (EPF) library
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License 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/>.
  */
 
 #include <linux/device.h>
diff --git a/drivers/pci/host/pci-aardvark.c b/drivers/pci/host/pci-aardvark.c
index 26ed0c08f20972e6d1d6ef09b4daf140dc17a193..b04d37b3c5deea7b2aafdf34f636adb720a978bd 100644
--- a/drivers/pci/host/pci-aardvark.c
+++ b/drivers/pci/host/pci-aardvark.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Driver for the Aardvark PCIe controller, used on Marvell Armada
  * 3700.
@@ -5,10 +6,6 @@
  * Copyright (C) 2016 Marvell
  *
  * Author: Hezi Shahmoon <hezi.shahmoon@marvell.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
  */
 
 #include <linux/delay.h>
diff --git a/drivers/pci/host/pci-host-common.c b/drivers/pci/host/pci-host-common.c
index 44a47d4f0b8f294fef5c2b2482b0a16856849f01..31f2c231e8934ab9828066c93eb54f2ff5ea9eff 100644
--- a/drivers/pci/host/pci-host-common.c
+++ b/drivers/pci/host/pci-host-common.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Generic PCI host driver common code
  *
- * 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/>.
- *
  * Copyright (C) 2014 ARM Limited
  *
  * Author: Will Deacon <will.deacon@arm.com>
diff --git a/drivers/pci/host/pci-host-generic.c b/drivers/pci/host/pci-host-generic.c
index 2f05511ce718c147736927a0c3f76dae8c999140..45319ee3b484b789969713b5f97326c4c45b2e06 100644
--- a/drivers/pci/host/pci-host-generic.c
+++ b/drivers/pci/host/pci-host-generic.c
@@ -1,19 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Simple, generic PCI host controller driver targetting firmware-initialised
  * systems and virtual machines (e.g. the PCI emulation provided by kvmtool).
  *
- * 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/>.
- *
  * Copyright (C) 2014 ARM Limited
  *
  * Author: Will Deacon <will.deacon@arm.com>
diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c
index 04dac6a42c9f287519379757a0cefd3c08e14e11..a707d0415f7be4b6bf236dd283a311bb2255335a 100644
--- a/drivers/pci/host/pci-hyperv.c
+++ b/drivers/pci/host/pci-hyperv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) Microsoft Corporation.
  *
@@ -34,17 +35,6 @@
  * read and write handlers for config space must be aware of this mechanism.
  * Similarly, device setup and teardown involves messages sent to and from
  * the PCI back-end driver in Hyper-V.
- *
- * 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, GOOD TITLE or
- * NON INFRINGEMENT.  See the GNU General Public License for more
- * details.
- *
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index 8d88f19dc171145a74e8a87345796406f1c0ec37..5d4dccfc9d8133cf8cfc66cc9f3bb8536863e780 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe driver for Marvell Armada 370 and Armada XP SoCs
  *
  * Author: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c
index e46de69f03802b96b14502b204e5646c6963c365..a28370bb2b2a7409d3c8b765f469965afa8ff585 100644
--- a/drivers/pci/host/pci-rcar-gen2.c
+++ b/drivers/pci/host/pci-rcar-gen2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *  pci-rcar-gen2: internal PCI bus support
  *
@@ -5,10 +6,6 @@
  * Copyright (C) 2013 Cogent Embedded, Inc.
  *
  * Author: Valentine Barshak <valentine.barshak@cogentembedded.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/pci/host/pci-thunder-pem.c b/drivers/pci/host/pci-thunder-pem.c
index 6e066f8b74dfda865a6b9b4ad5c145861d255415..f127ce8bd4ef37538929c1a1bfd56550b2365988 100644
--- a/drivers/pci/host/pci-thunder-pem.c
+++ b/drivers/pci/host/pci-thunder-pem.c
@@ -1,16 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
- * 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/>.
- *
  * Copyright (C) 2015 - 2016 Cavium, Inc.
  */
 
diff --git a/drivers/pci/host/pci-versatile.c b/drivers/pci/host/pci-versatile.c
index d417acab0ecf7baa81fca755a97238cc1232131f..b5b59d058c1b018f059dd0d78d131da6845a2218 100644
--- a/drivers/pci/host/pci-versatile.c
+++ b/drivers/pci/host/pci-versatile.c
@@ -1,18 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright 2004 Koninklijke Philips Electronics NV
  *
  * Conversion to platform driver and DT:
  * Copyright 2014 Linaro Ltd.
  *
- * 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.
- *
  * 14/04/2005 Initial version, colin.king@philips.com
  */
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pcie-altera-msi.c b/drivers/pci/host/pcie-altera-msi.c
index d8141f4865deeba555597723bf88caa066eab9d3..025ef7d9a046f4020f15b46ae757f7d48ff09d44 100644
--- a/drivers/pci/host/pcie-altera-msi.c
+++ b/drivers/pci/host/pcie-altera-msi.c
@@ -1,21 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Altera PCIe MSI support
  *
  * Author: Ley Foon Tan <lftan@altera.com>
  *
  * Copyright Altera Corporation (C) 2013-2015. All rights reserved
- *
- * 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.
- *
- * 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/interrupt.h>
diff --git a/drivers/pci/host/pcie-altera.c b/drivers/pci/host/pcie-altera.c
index 5cc4f594d79ae77c338cd236fdbfa41a5bc9bd2e..2235f4760951a8ed80ba2df451549982fcab3a8c 100644
--- a/drivers/pci/host/pcie-altera.c
+++ b/drivers/pci/host/pcie-altera.c
@@ -1,20 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright Altera Corporation (C) 2013-2015. All rights reserved
  *
  * Author: Ley Foon Tan <lftan@altera.com>
  * Description: Altera PCIe host controller driver
- *
- * 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.
- *
- * 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/delay.h>
diff --git a/drivers/pci/host/pcie-iproc-bcma.c b/drivers/pci/host/pcie-iproc-bcma.c
index f03d5e3612e9b014152bb6355ea62aebd9039b28..603c83429cb305056ead23fcfb40fb9cdfc2ceed 100644
--- a/drivers/pci/host/pcie-iproc-bcma.c
+++ b/drivers/pci/host/pcie-iproc-bcma.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2015 Broadcom Corporation
  * Copyright (C) 2015 Hauke Mehrtens <hauke@hauke-m.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.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pcie-iproc-msi.c b/drivers/pci/host/pcie-iproc-msi.c
index 990fc906d73d952b0d2cea32f8f50e97a53670c1..9deb56989d7268b37f35d3e0c6f7469891e15d56 100644
--- a/drivers/pci/host/pcie-iproc-msi.c
+++ b/drivers/pci/host/pcie-iproc-msi.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2015 Broadcom 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.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/interrupt.h>
diff --git a/drivers/pci/host/pcie-iproc-platform.c b/drivers/pci/host/pcie-iproc-platform.c
index a5073a921a049c483fe412a7939f3d6579a7a8c8..3e6927c318f2a9dd3684e43a19028a943f1f524f 100644
--- a/drivers/pci/host/pcie-iproc-platform.c
+++ b/drivers/pci/host/pcie-iproc-platform.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2015 Broadcom 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.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pcie-iproc.c b/drivers/pci/host/pcie-iproc.c
index 935909bbe5c45e381725cd34b0851858251c72c7..331dab12daeee482c195d32b1904176546b6693a 100644
--- a/drivers/pci/host/pcie-iproc.c
+++ b/drivers/pci/host/pcie-iproc.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2014 Hauke Mehrtens <hauke@hauke-m.de>
  * Copyright (C) 2015 Broadcom 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.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/host/pcie-iproc.h b/drivers/pci/host/pcie-iproc.h
index a6b55cec9a668e6124e6ca43ec2d4ec87732a0c3..944d546fba2af22469acfdfa1151cd00b1d2f8cf 100644
--- a/drivers/pci/host/pcie-iproc.h
+++ b/drivers/pci/host/pcie-iproc.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (C) 2014-2015 Broadcom 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.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #ifndef _PCIE_IPROC_H
diff --git a/drivers/pci/host/pcie-mediatek.c b/drivers/pci/host/pcie-mediatek.c
index db93efdf1d635f0c47c2388c2ab311af81a1d6bf..a8b20c5012a98605f33b2a201b201394a5c616ee 100644
--- a/drivers/pci/host/pcie-mediatek.c
+++ b/drivers/pci/host/pcie-mediatek.c
@@ -1,18 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * MediaTek PCIe host controller driver.
  *
  * Copyright (c) 2017 MediaTek Inc.
  * Author: Ryder Lee <ryder.lee@mediatek.com>
  *	   Honghui Zhang <honghui.zhang@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/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index 52ab3cb0a0bfe065d8209201cbf03a7ef15cdfa4..5efce1f237c57138738bacd6b0a05b3ca09ca42e 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe driver for Renesas R-Car SoCs
  *  Copyright (C) 2014 Renesas Electronics Europe Ltd
@@ -8,10 +9,6 @@
  *  Copyright (C) 2009 - 2011  Paul Mundt
  *
  * Author: Phil Edworthy <phil.edworthy@renesas.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/pci/host/vmd.c b/drivers/pci/host/vmd.c
index 509893bc3e63e910892ad0b0111c6e7a7fa65abb..930a8fa08bd66f56ac37188d5b4fe36e8ac42fe0 100644
--- a/drivers/pci/host/vmd.c
+++ b/drivers/pci/host/vmd.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Volume Management Device driver
  * Copyright (c) 2015, Intel Corporation.
- *
- * 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.
  */
 
 #include <linux/device.h>
diff --git a/drivers/pci/mmap.c b/drivers/pci/mmap.c
index 9a5e5a9055eb2a8275d1ce4523bd17dc9d448949..814a3ce341fcd116a93a5fa6fa4a12dfdfc0fbce 100644
--- a/drivers/pci/mmap.c
+++ b/drivers/pci/mmap.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * mmap.c — generic PCI resource mmap helper
  *
  * Copyright © 2017 Amazon.com, Inc. or its affiliates.
  *
  * Author: David Woodhouse <dwmw2@infradead.org>
- *
- * 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/kernel.h>
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 945099d49f8f9b08c2b159d2cf4899b1fdc4cea4..9993aa1bda7d62d7777421b997ec9eb47c3b649a 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -1,11 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * drivers/pci/pci-driver.c
  *
  * (C) Copyright 2002-2004, 2007 Greg Kroah-Hartman <greg@kroah.com>
  * (C) Copyright 2007 Novell Inc.
- *
- * Released under the GPL v2 only.
- *
  */
 
 #include <linux/pci.h>
diff --git a/drivers/pci/pci-mid.c b/drivers/pci/pci-mid.c
index a4ac940c7696ab562063bb581a14615728aee72d..314e135014dcd14387dc0ca7b8bdfb7198910baa 100644
--- a/drivers/pci/pci-mid.c
+++ b/drivers/pci/pci-mid.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Intel MID platform PM support
  *
  * Copyright (C) 2016, Intel Corporation
  *
  * Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
- *
- * 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/init.h>
diff --git a/drivers/pci/pci-stub.c b/drivers/pci/pci-stub.c
index 886fb3570278c87ddde5131c34541bfc60eae096..a952007b76085bdb409a4ba3a395060d1781deff 100644
--- a/drivers/pci/pci-stub.c
+++ b/drivers/pci/pci-stub.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /* pci-stub - simple stub driver to reserve a pci device
  *
  * Copyright (C) 2008 Red Hat, Inc.
  * Author:
  *	Chris Wright
  *
- * This work is licensed under the terms of the GNU GPL, version 2.
- *
  * Usage is simple, allocate a new id to the stub driver and bind the
  * device to it.  For example:
  *
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index 2b6a59266689b486c9fe42355af77868086a35b1..7e2235484dabef249525223f7b5ae82ab9bc391a 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe AER software error injection support.
  *
@@ -9,12 +10,6 @@
  *
  * Copyright 2009 Intel Corporation.
  *     Huang Ying <ying.huang@intel.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
- * of the License.
- *
  */
 
 #include <linux/module.h>
diff --git a/drivers/pci/pcie/aer/ecrc.c b/drivers/pci/pcie/aer/ecrc.c
index a2747a663bc9bf9dc8dfa34ca1efc1f922701ef5..26d3cac9e635a86f9e9ac5f2041711db5a36b830 100644
--- a/drivers/pci/pcie/aer/ecrc.c
+++ b/drivers/pci/pcie/aer/ecrc.c
@@ -1,23 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *    Enables/disables PCIe ECRC checking.
  *
  *    (C) Copyright 2009 Hewlett-Packard Development Company, L.P.
  *    Andrew Patterson <andrew.patterson@hp.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 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.
- *
- *    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., 59 Temple Place, Suite 330, Boston, MA
- *    02111-1307, USA.
- *
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index df290aa58dce93fd1889d3f0a6740003852b3023..55bdef4fb5584093bd51fa6d42c3363960ce5c3e 100644
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe Native PME support
  *
  * Copyright (C) 2007 - 2009 Intel Corp
  * Copyright (C) 2007 - 2009 Shaohua Li <shaohua.li@intel.com>
  * Copyright (C) 2009 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License V2.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 
 #include <linux/pci.h>
diff --git a/drivers/pci/pcie/portdrv_acpi.c b/drivers/pci/pcie/portdrv_acpi.c
index 6b8c2f1d0e71eaa035b4fd0c4c8cadc3c6b3ddef..319c94976873856ab98bdd6734673abb8a874606 100644
--- a/drivers/pci/pcie/portdrv_acpi.c
+++ b/drivers/pci/pcie/portdrv_acpi.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCIe Port Native Services Support, ACPI-Related Part
  *
  * Copyright (C) 2010 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License V2.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 
 #include <linux/pci.h>
diff --git a/drivers/pci/pcie/ptm.c b/drivers/pci/pcie/ptm.c
index bab8ac63c4f3e0e3682d9c30d7b8b8370a6a86da..1071b8c6208cef1194c528c56a3cf119af7c42f1 100644
--- a/drivers/pci/pcie/ptm.c
+++ b/drivers/pci/pcie/ptm.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCI Express Precision Time Measurement
  * Copyright (c) 2016, Intel Corporation.
- *
- * 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.
  */
 
 #include <linux/module.h>
diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c
index 730cc897b94da0251dac161192fd1bf1fc47b324..5c4c459cf092004fdf14dac2520a134a3f5c5063 100644
--- a/drivers/pci/switch/switchtec.c
+++ b/drivers/pci/switch/switchtec.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Microsemi Switchtec(tm) PCIe Management Driver
  * Copyright (c) 2017, Microsemi Corporation
- *
- * 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.
- *
  */
 
 #include <linux/switchtec.h>
diff --git a/drivers/pci/vc.c b/drivers/pci/vc.c
index 1fa3a3219c454e23e0081b7073acd342909aacda..825c4bddb5fd647344d827bb4efaaa5dab84af32 100644
--- a/drivers/pci/vc.c
+++ b/drivers/pci/vc.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * PCI Virtual Channel support
  *
  * Copyright (C) 2013 Red Hat, Inc.  All rights reserved.
  *     Author: Alex Williamson <alex.williamson@redhat.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/device.h>
diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h
index 809c2f1873ac2a04c6ebb262407196302d00ea46..baadad1aabbcc6bb9186467f80b44f0fd525099e 100644
--- a/include/linux/pci-ecam.h
+++ b/include/linux/pci-ecam.h
@@ -1,17 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * 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.
  */
 #ifndef DRIVERS_PCI_ECAM_H
 #define DRIVERS_PCI_ECAM_H
diff --git a/include/linux/pci-ep-cfs.h b/include/linux/pci-ep-cfs.h
index 263b89ea5705028c663c7792fd49380b17323386..f42b0fd4b4bc5793e10d0181ba64a5b21f317a46 100644
--- a/include/linux/pci-ep-cfs.h
+++ b/include/linux/pci-ep-cfs.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /**
  * PCI Endpoint ConfigFS header file
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License as published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_PCI_EP_CFS_H
diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h
index f7a04e1af11212df4b5c265e66788442462b1a27..573730d490a7d2ba214d1122df689829ec457a0b 100644
--- a/include/linux/pci-epc.h
+++ b/include/linux/pci-epc.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /**
  * PCI Endpoint *Controller* (EPC) header file
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License as published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_PCI_EPC_H
diff --git a/include/linux/pci-epf.h b/include/linux/pci-epf.h
index 60d551a9a1baa0920b6c59b6d890e900bd6f6b07..e897bf0767013383cc06257849e1ca27ab59a702 100644
--- a/include/linux/pci-epf.h
+++ b/include/linux/pci-epf.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /**
  * PCI Endpoint *Function* (EPF) header file
  *
  * Copyright (C) 2017 Texas Instruments
  * Author: Kishon Vijay Abraham I <kishon@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 of
- * the License as published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_PCI_EPF_H