2012-01-03 21:15:27 +00:00
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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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*
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* Module wrapper for GPIO, using /dev/r0GPIO (r0Gpio.ko) of Samsung YP-R0
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*
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* Copyright (c) 2011 Lorenzo Miori
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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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#ifndef GPIO_YPR0_H
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#define GPIO_YPR0_H
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#include "r0GPIOIoctl.h"
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/* Some meaningful pins used in the R0 */
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2012-01-23 13:50:31 +00:00
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#define GPIO_HEADPHONE_SENSE GPIO1_5
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#define GPIO_EXT_PWR_SENSE GPIO1_26
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#define GPIO_SD_SENSE GPIO2_27
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#define GPIO_AS3543_INTERUPT GPIO1_25
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#define GPIO_PCB_VER_DETECT GPIO_10
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/* I2C bus for AS3543 codec */
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#define GPIO_I2C_CLK0 GPIO_1_0
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#define GPIO_I2C_DAT0 GPIO_1_1
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/* I2C bus for the SI4079 FM radio chip */
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#define GPIO_I2C_CLK1 GPIO_2_12
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#define GPIO_I2C_DAT1 GPIO_2_13
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#define GPIO_FM_SEARCH GPIO1_4
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#define GPIO_FM_BUS_EN GPIO2_19
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/* Keypad */
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#define GPIO_BACK_KEY GPIO2_29
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#define GPIO_USER_KEY GPIO2_30
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#define GPIO_MENU_KEY GPIO2_31
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#define GPIO_POWER_KEY GPIO2_16
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#define GPIO_CENTRAL_KEY GPIO3_5
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#define GPIO_UP_KEY GPIO3_9
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#define GPIO_DOWN_KEY GPIO3_8
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#define GPIO_LEFT_KEY GPIO2_28
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#define GPIO_RIGHT_KEY GPIO3_7
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2012-01-03 21:15:27 +00:00
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void gpio_init(void);
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void gpio_close(void);
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int gpio_control_struct(int request, R0GPIOInfo pin);
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int gpio_control(int request, int num, int mode, int val);
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2012-01-08 01:43:16 +00:00
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#endif
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