bsps/mips/*: Add SPDX for RTEMS legacy license

These may still be relicensed but adding SPDX is needed.

Updates #4805.

bsps/mips/csb350/include/tm27.h

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  */

bsps/mips/hurricane/clock/ckinit.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  *  

bsps/mips/hurricane/console/console.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /*
  *  This file contains the IDT 4650 console IO package.
  */

bsps/mips/include/bsp/i8259.h

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  * @file
  * @ingroup mips_i8259_irq

bsps/mips/jmr3904/include/tm27.h

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  */

bsps/mips/malta/include/bsp/pci.h

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  */

bsps/mips/rbtx4925/console/console-io.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /*
  *  This file contains the RBTX4925 console IO package.
  */

bsps/mips/rbtx4938/console/console-io.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /*
  *  This file contains the RBTX4938 console IO package.
  */

bsps/mips/shared/irq/exception.S

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /*
  *  This file contains a customized MIPS exception handler.
  *  It hooks into the exception handler present in the resident

bsps/mips/shared/irq/i8259.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  *  

bsps/mips/shared/timer/timer.c

@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
+
 /**
  *  @file
  *  @brief IDT 4650 Timer Driver.