net: phy: Add SDPX tag based on COPYING file

Some of the PHY and MDIO drivers refer to the COPYING file in the main
directory of this archive. This is the main license for Linux, thus
GPLv2 plus syscall extension.

Fixup the MODULE_LICENSE() where needed and add an SDPX header for
GPLv2.

Cc: David Daney <david.daney@cavium.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/phy/bcm87xx.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2011 - 2012 Cavium, Inc.
  */
 
@@ -221,4 +218,4 @@ static struct phy_driver bcm87xx_driver[] = {
 
 module_phy_driver(bcm87xx_driver);
 
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");

drivers/net/phy/mdio-cavium.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2009-2016 Cavium, Inc.
  */
 
@@ -150,4 +147,4 @@ EXPORT_SYMBOL(cavium_mdiobus_write);
 
 MODULE_DESCRIPTION("Common code for OCTEON and Thunder MDIO bus drivers");
 MODULE_AUTHOR("David Daney");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");

drivers/net/phy/mdio-cavium.h

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2009-2016 Cavium, Inc.
  */
 

drivers/net/phy/mdio-mux-gpio.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2011, 2012 Cavium, Inc.
  */
 
@@ -103,4 +100,4 @@ module_platform_driver(mdio_mux_gpio_driver);
 MODULE_DESCRIPTION(DRV_DESCRIPTION);
 MODULE_VERSION(DRV_VERSION);
 MODULE_AUTHOR("David Daney");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");

drivers/net/phy/mdio-mux.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2011, 2012 Cavium, Inc.
  */
 
@@ -210,4 +207,4 @@ EXPORT_SYMBOL_GPL(mdio_mux_uninit);
 
 MODULE_DESCRIPTION(DRV_DESCRIPTION);
 MODULE_AUTHOR("David Daney");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");

drivers/net/phy/mdio-octeon.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2009-2015 Cavium, Inc.
  */
 
@@ -122,4 +119,4 @@ module_platform_driver(octeon_mdiobus_driver);
 
 MODULE_DESCRIPTION("Cavium OCTEON MDIO bus driver");
 MODULE_AUTHOR("David Daney");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");

drivers/net/phy/mdio-thunder.c

+// SPDX-License-Identifier: GPL-2.0
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 2009-2016 Cavium, Inc.
  */
 
@@ -151,4 +148,4 @@ static struct pci_driver thunder_mdiobus_driver = {
 module_pci_driver(thunder_mdiobus_driver);
 
 MODULE_DESCRIPTION("Cavium ThunderX MDIO bus driver");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");