diff options
Diffstat (limited to 'arch/m68k/include/asm/pinmux.h')
-rw-r--r-- | arch/m68k/include/asm/pinmux.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/pinmux.h b/arch/m68k/include/asm/pinmux.h new file mode 100644 index 000000000000..119ee686dbd1 --- /dev/null +++ b/arch/m68k/include/asm/pinmux.h | |||
@@ -0,0 +1,30 @@ | |||
1 | /* | ||
2 | * Coldfire generic GPIO pinmux support. | ||
3 | * | ||
4 | * (C) Copyright 2009, Steven King <sfking@fdwdc.com> | ||
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; version 2 of the License. | ||
9 | * | ||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | * GNU General Public License for more details. | ||
14 | */ | ||
15 | |||
16 | #ifndef pinmux_h | ||
17 | #define pinmux_h | ||
18 | |||
19 | #define MCFPINMUX_NONE -1 | ||
20 | |||
21 | extern int mcf_pinmux_request(unsigned, unsigned); | ||
22 | extern void mcf_pinmux_release(unsigned, unsigned); | ||
23 | |||
24 | static inline int mcf_pinmux_is_valid(unsigned pinmux) | ||
25 | { | ||
26 | return pinmux != MCFPINMUX_NONE; | ||
27 | } | ||
28 | |||
29 | #endif | ||
30 | |||