rockbox/firmware/target/arm/tcc780x/ata-nand-target.h

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 Dave Chapman
*
* 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 ATA_TARGET_H
#define ATA_TARGET_H
/* GPIOs */
#define NAND_GPIO_SET(n) GPIOB_SET = n
#define NAND_GPIO_CLEAR(n) GPIOB_CLEAR = n
#define NAND_GPIO_OUT_EN(n) GPIOB_DIR |= n
#define WE_GPIO_BIT (1<<19) /* Write Enable */
#define CS_GPIO_BIT (1<<21) /* Chip Select (4 banks when used with NFC_CSx) */
#endif