add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/spi/spi-butterfly.c
..
..
@@ -1,17 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
1
2
 /*
2
3
  * parport-to-butterfly adapter
3
4
  *
4
5
  * Copyright (C) 2005 David Brownell
5
- *
6
- * This program is free software; you can redistribute it and/or modify
7
- * it under the terms of the GNU General Public License as published by
8
- * the Free Software Foundation; either version 2 of the License, or
9
- * (at your option) any later version.
10
- *
11
- * This program is distributed in the hope that it will be useful,
12
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
13
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
- * GNU General Public License for more details.
15
6
  */
16
7
 #include <linux/kernel.h>
17
8
 #include <linux/init.h>
..
..
@@ -32,7 +23,7 @@
32
23
  * with a battery powered AVR microcontroller and lots of goodies.  You
33
24
  * can use GCC to develop firmware for this.
34
25
  *
35
- * See Documentation/spi/butterfly for information about how to build
26
+ * See Documentation/spi/butterfly.rst for information about how to build
36
27
  * and use this custom parallel port cable.
37
28
  */
38
29