diff options
Diffstat (limited to 'firmware/target/sh/archos/recorder/backlight-target.h')
-rw-r--r-- | firmware/target/sh/archos/recorder/backlight-target.h | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/firmware/target/sh/archos/recorder/backlight-target.h b/firmware/target/sh/archos/recorder/backlight-target.h deleted file mode 100644 index c3dd395eca..0000000000 --- a/firmware/target/sh/archos/recorder/backlight-target.h +++ /dev/null @@ -1,51 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * 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 "rtc.h" - -#define backlight_hw_init() true - -static inline void backlight_hw_on(void) -{ - rtc_write(0x13, 0x10); /* 32 kHz square wave */ - rtc_write(0x0a, rtc_read(0x0a) | 0x40); /* Enable square wave */ -} - -static inline void backlight_hw_off(void) -{ - /* While on, backlight is flashing at 32 kHz. If the square wave output - is disabled while the backlight is lit, it will become constantly lit, - (brighter) and slowly fade. This resets the square wave counter and - results in the unlit state */ - unsigned char rtc_0a = rtc_read(0x0a) & ~0x40; - rtc_write(0x0a, rtc_0a); /* Disable square wave */ - rtc_write(0x13, 0xF0); /* 1 Hz square wave */ - rtc_write(0x0a, rtc_0a | 0x40); /* Enable square wave */ - - /* When the square wave output is disabled in the unlit state, - the backlight stays off */ - rtc_write(0x0a, rtc_0a); -} - -#endif |