diff --git a/firmware/target/arm/s5l8700/ipodnano2g/piezo-nano2g.c b/firmware/target/arm/s5l8700/ipodnano2g/piezo-nano2g.c deleted file mode 100644 index b41790833f..0000000000 --- a/firmware/target/arm/s5l8700/ipodnano2g/piezo-nano2g.c +++ /dev/null @@ -1,95 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * - * Copyright (C) 2006-2007 Robert Keevil - * - * All files in this archive are subject to the GNU General Public License. - * See the file COPYING in the source tree root for full license agreement. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ - -#include "system.h" -#include "kernel.h" -#include "piezo.h" - -static unsigned int duration; -static bool beeping; - -void INT_TIMERD(void) -{ - /* clear interrupt */ - TDCON = TDCON; - if (!(--duration)) - { - beeping = 0; - TDCMD = (1 << 1); /* TD_CLR */ - } -} - -void piezo_start(unsigned short cycles, unsigned short periods) -{ -#ifndef SIMULATOR - duration = periods; - beeping = 1; - /* configure timer for 100 kHz */ - TDCMD = (1 << 1); /* TD_CLR */ - TDPRE = 30 - 1; /* prescaler */ - TDCON = (1 << 13) | /* TD_INT1_EN */ - (0 << 12) | /* TD_INT0_EN */ - (0 << 11) | /* TD_START */ - (2 << 8) | /* TD_CS = PCLK / 16 */ - (1 << 4); /* TD_MODE_SEL = PWM mode */ - TDDATA0 = cycles; /* set interval period */ - TDDATA1 = cycles << 1; /* set interval period */ - TDCMD = (1 << 0); /* TD_EN */ - - /* enable timer interrupt */ - INTMSK |= INTMSK_TIMERD; -#endif -} - -void piezo_stop(void) -{ -#ifndef SIMULATOR - TDCMD = (1 << 1); /* TD_CLR */ -#endif -} - -void piezo_clear(void) -{ - piezo_stop(); -} - -bool piezo_busy(void) -{ - return beeping; -} - -void piezo_init(void) -{ - beeping = 0; -} - -void piezo_button_beep(bool beep, bool force) -{ - if (force) - while (beeping) - yield(); - - if (!beeping) - { - if (beep) - piezo_start(22, 457); - else - piezo_start(40, 4); - } -} diff --git a/firmware/target/arm/s5l8700/ipodnano2g/piezo.h b/firmware/target/arm/s5l8700/ipodnano2g/piezo.h deleted file mode 100644 index d9837cc6a9..0000000000 --- a/firmware/target/arm/s5l8700/ipodnano2g/piezo.h +++ /dev/null @@ -1,24 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * - * Copyright (C) 2006-2007 Robert Keevil - * - * All files in this archive are subject to the GNU General Public License. - * See the file COPYING in the source tree root for full license agreement. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ - -void piezo_init(void); -void piezo_stop(void); -void piezo_clear(void); -bool piezo_busy(void); -void piezo_button_beep(bool beep, bool force);