81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2009 by Bob Cousins
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "cpu.h"
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#include "system.h"
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#include "button.h"
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#include "kernel.h"
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void button_init_device(void)
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{
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/* Configure port directions and enable internal pullups on button inputs */
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/* These are the standard 6 buttons on the Mini2440 */
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S3C2440_GPIO_CONFIG (GPGCON, 0, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 3, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 5, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 6, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 7, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 11, GPIO_INPUT);
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S3C2440_GPIO_PULLUP (GPGUP, 0, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 3, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 5, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 6, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 7, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 11, GPIO_PULLUP_ENABLE);
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/* These are additional buttons on my add on keypad */
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S3C2440_GPIO_CONFIG (GPGCON, 9, GPIO_INPUT);
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S3C2440_GPIO_CONFIG (GPGCON, 10, GPIO_INPUT);
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S3C2440_GPIO_PULLUP (GPGUP, 9, GPIO_PULLUP_ENABLE);
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S3C2440_GPIO_PULLUP (GPGUP, 10, GPIO_PULLUP_ENABLE);
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}
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inline bool button_hold(void)
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{
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return 0;
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}
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int button_read_device(void)
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{
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int btn = BUTTON_NONE;
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/* Read the buttons - active low */
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btn = (GPGDAT & BUTTON_MAIN) ^ BUTTON_MAIN;
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return btn;
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}
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void touchpad_set_sensitivity(int level)
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{
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(void)level;
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/* No touchpad */
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}
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bool headphones_inserted(void)
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{
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/* No detect */
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return false;
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}
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