| /*************************************************************************** |
| * __________ __ ___. |
| * Open \______ \ ____ ____ | | _\_ |__ _______ ___ |
| * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / |
| * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < |
| * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ |
| * \/ \/ \/ \/ \/ |
| * $Id$ |
| * |
| * Copyright (C) 2007 by Jens Arnold |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| ****************************************************************************/ |
| #ifndef BACKLIGHT_TARGET_H |
| #define BACKLIGHT_TARGET_H |
| |
| #include "config.h" |
| #include "cpu.h" |
| |
| #ifdef HAVE_BACKLIGHT |
| /* A stock Ondio has no backlight, it needs a hardware mod. */ |
| |
| static inline bool _backlight_init(void) |
| { |
| PACR1 &= ~0x3000; /* Set PA14 (backlight control) to GPIO */ |
| or_b(0x40, &PADRH); /* drive it high */ |
| or_b(0x40, &PAIORH); /* ..and output */ |
| return true; |
| } |
| |
| static inline void _backlight_on(void) |
| { |
| or_b(0x40, &PADRH); /* drive it high */ |
| } |
| |
| static inline void _backlight_off(void) |
| { |
| and_b(~0x40, &PADRH); /* drive it low */ |
| } |
| #endif /* HAVE_BACKLIGHT */ |
| |
| #endif |