diff options
Diffstat (limited to 'firmware/target/sh/archos/player/backlight-target.h')
-rw-r--r-- | firmware/target/sh/archos/player/backlight-target.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/firmware/target/sh/archos/player/backlight-target.h b/firmware/target/sh/archos/player/backlight-target.h new file mode 100644 index 0000000000..d3bb7f39ed --- /dev/null +++ b/firmware/target/sh/archos/player/backlight-target.h | |||
@@ -0,0 +1,44 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2007 by Jens Arnold | ||
11 | * | ||
12 | * All files in this archive are subject to the GNU General Public License. | ||
13 | * See the file COPYING in the source tree root for full license agreement. | ||
14 | * | ||
15 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
16 | * KIND, either express or implied. | ||
17 | * | ||
18 | ****************************************************************************/ | ||
19 | #ifndef BACKLIGHT_TARGET_H | ||
20 | #define BACKLIGHT_TARGET_H | ||
21 | |||
22 | #include "config.h" | ||
23 | #include "cpu.h" | ||
24 | |||
25 | static inline bool __backlight_init(void) | ||
26 | { | ||
27 | PACR1 &= ~0x3000; /* Set PA14 (backlight control) to GPIO */ | ||
28 | and_b(~0x40, &PADRH); /* drive and set low */ | ||
29 | or_b(0x40, &PAIORH); /* ..and output */ | ||
30 | return true; | ||
31 | } | ||
32 | |||
33 | static inline void __backlight_on(void) | ||
34 | { | ||
35 | and_b(~0x40, &PADRH); /* drive and set low */ | ||
36 | or_b(0x40, &PAIORH); | ||
37 | } | ||
38 | |||
39 | static inline void __backlight_off(void) | ||
40 | { | ||
41 | and_b(~0x40, &PAIORH); /* let it float (up) */ | ||
42 | } | ||
43 | |||
44 | #endif | ||