22 files changed, 22 insertions, 13 deletions
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index e0f0ad7a550a..ab585900a057 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menu "CAN Device Drivers"
 
 config CAN_VCAN
diff --git a/drivers/net/can/c_can/Kconfig b/drivers/net/can/c_can/Kconfig
index 61ffc12d8fd8..b0f206d36f55 100644
--- a/drivers/net/can/c_can/Kconfig
+++ b/drivers/net/can/c_can/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menuconfig CAN_C_CAN
 	tristate "Bosch C_CAN/D_CAN devices"
 	depends on HAS_IOMEM
diff --git a/drivers/net/can/c_can/Makefile b/drivers/net/can/c_can/Makefile
index 9fdc678b5b37..e6a94c948531 100644
--- a/drivers/net/can/c_can/Makefile
+++ b/drivers/net/can/c_can/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 #  Makefile for the Bosch C_CAN controller drivers.
 #
diff --git a/drivers/net/can/cc770/Kconfig b/drivers/net/can/cc770/Kconfig
index 6a9a5ba79220..13a4593a52df 100644
--- a/drivers/net/can/cc770/Kconfig
+++ b/drivers/net/can/cc770/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menuconfig CAN_CC770
 	tristate "Bosch CC770 and Intel AN82527 devices"
 	depends on HAS_IOMEM
diff --git a/drivers/net/can/cc770/Makefile b/drivers/net/can/cc770/Makefile
index 8657f879ae19..65e8549f2e45 100644
--- a/drivers/net/can/cc770/Makefile
+++ b/drivers/net/can/cc770/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 #  Makefile for the Bosch CC770 CAN controller drivers.
 #
diff --git a/drivers/net/can/ifi_canfd/Kconfig b/drivers/net/can/ifi_canfd/Kconfig
index 9e8934ff63a7..ce0197641a59 100644
--- a/drivers/net/can/ifi_canfd/Kconfig
+++ b/drivers/net/can/ifi_canfd/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config CAN_IFI_CANFD
 	depends on HAS_IOMEM
 	tristate "IFI CAN_FD IP"
diff --git a/drivers/net/can/ifi_canfd/Makefile b/drivers/net/can/ifi_canfd/Makefile
index b229960cdf39..0cd724f10d1e 100644
--- a/drivers/net/can/ifi_canfd/Makefile
+++ b/drivers/net/can/ifi_canfd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 #  Makefile for the IFI CANFD controller driver.
 #
diff --git a/drivers/net/can/m_can/Kconfig b/drivers/net/can/m_can/Kconfig
index 04f20dd39007..ec4b2e117f66 100644
--- a/drivers/net/can/m_can/Kconfig
+++ b/drivers/net/can/m_can/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config CAN_M_CAN
 	depends on HAS_IOMEM
 	tristate "Bosch M_CAN devices"
diff --git a/drivers/net/can/m_can/Makefile b/drivers/net/can/m_can/Makefile
index 8bbd7f24f5be..599ae69cb4a1 100644
--- a/drivers/net/can/m_can/Makefile
+++ b/drivers/net/can/m_can/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 #  Makefile for the Bosch M_CAN controller driver.
 #
diff --git a/drivers/net/can/mscan/Kconfig b/drivers/net/can/mscan/Kconfig
index 81c711719490..3a57a51be22e 100644
--- a/drivers/net/can/mscan/Kconfig
+++ b/drivers/net/can/mscan/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config CAN_MSCAN
 	depends on PPC
 	tristate "Support for Freescale MSCAN based chips"
diff --git a/drivers/net/can/mscan/Makefile b/drivers/net/can/mscan/Makefile
index 58903b45f5fb..6c114bed439f 100644
--- a/drivers/net/can/mscan/Makefile
+++ b/drivers/net/can/mscan/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 
 obj-$(CONFIG_CAN_MPC5XXX)	+= mscan-mpc5xxx.o
 mscan-mpc5xxx-objs		:= mscan.o mpc5xxx_can.o
diff --git a/drivers/net/can/peak_canfd/Kconfig b/drivers/net/can/peak_canfd/Kconfig
index 84b30978a19f..c29ab2150794 100644
--- a/drivers/net/can/peak_canfd/Kconfig
+++ b/drivers/net/can/peak_canfd/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config CAN_PEAK_PCIEFD
 	depends on PCI
 	tristate "PEAK-System PCAN-PCIe FD cards"
diff --git a/drivers/net/can/peak_canfd/Makefile b/drivers/net/can/peak_canfd/Makefile
index 3dc7a6a0ba59..14719b35e0b9 100644
--- a/drivers/net/can/peak_canfd/Makefile
+++ b/drivers/net/can/peak_canfd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Makefile for the PEAK-System CAN-FD IP module drivers
 #
diff --git a/drivers/net/can/sja1000/Kconfig b/drivers/net/can/sja1000/Kconfig
index f6dc89927ece..6b72da2f18a6 100644
--- a/drivers/net/can/sja1000/Kconfig
+++ b/drivers/net/can/sja1000/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menuconfig CAN_SJA1000
 	tristate "Philips/NXP SJA1000 devices"
 	depends on HAS_IOMEM
diff --git a/drivers/net/can/sja1000/tscan1.c b/drivers/net/can/sja1000/tscan1.c
index 79572457a2d6..6ea802c66124 100644
--- a/drivers/net/can/sja1000/tscan1.c
+++ b/drivers/net/can/sja1000/tscan1.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * tscan1.c: driver for Technologic Systems TS-CAN1 PC104 boards
  *
  * Copyright 2010 Andre B. Oliveira
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/drivers/net/can/softing/Kconfig b/drivers/net/can/softing/Kconfig
index 96b6fe158b5b..0f1708f99308 100644
--- a/drivers/net/can/softing/Kconfig
+++ b/drivers/net/can/softing/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config CAN_SOFTING
 	tristate "Softing Gmbh CAN generic support"
 	depends on HAS_IOMEM
diff --git a/drivers/net/can/softing/Makefile b/drivers/net/can/softing/Makefile
index a23da492dad5..c51154000377 100644
--- a/drivers/net/can/softing/Makefile
+++ b/drivers/net/can/softing/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 
 softing-y := softing_main.o softing_fw.o
 obj-$(CONFIG_CAN_SOFTING) += softing.o
diff --git a/drivers/net/can/spi/Kconfig b/drivers/net/can/spi/Kconfig
index 8f2e0dd7b756..2e7e535e9237 100644
--- a/drivers/net/can/spi/Kconfig
+++ b/drivers/net/can/spi/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menu "CAN SPI interfaces"
 	depends on SPI
 
diff --git a/drivers/net/can/spi/Makefile b/drivers/net/can/spi/Makefile
index f59fa3731073..f115b2c46623 100644
--- a/drivers/net/can/spi/Makefile
+++ b/drivers/net/can/spi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 #  Makefile for the Linux Controller Area Network SPI drivers.
 #
diff --git a/drivers/net/can/usb/Kconfig b/drivers/net/can/usb/Kconfig
index 750d04d9e2ae..ac3522b77303 100644
--- a/drivers/net/can/usb/Kconfig
+++ b/drivers/net/can/usb/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 menu "CAN USB interfaces"
 	depends on USB
 
diff --git a/drivers/net/can/usb/kvaser_usb/Makefile b/drivers/net/can/usb/kvaser_usb/Makefile
index 9f41ddab6a5a..cf260044f0b9 100644
--- a/drivers/net/can/usb/kvaser_usb/Makefile
+++ b/drivers/net/can/usb/kvaser_usb/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_CAN_KVASER_USB) += kvaser_usb.o
 kvaser_usb-y = kvaser_usb_core.o kvaser_usb_leaf.o kvaser_usb_hydra.o
diff --git a/drivers/net/can/usb/peak_usb/Makefile b/drivers/net/can/usb/peak_usb/Makefile
index 1839e9ca62e7..80789f91e300 100644
--- a/drivers/net/can/usb/peak_usb/Makefile
+++ b/drivers/net/can/usb/peak_usb/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_CAN_PEAK_USB) += peak_usb.o
 peak_usb-y = pcan_usb_core.o pcan_usb.o pcan_usb_pro.o pcan_usb_fd.o