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41 lines
1.2 KiB
41 lines
1.2 KiB
11 years ago
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/*
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* gpio.h - Gpio specific platform definitions
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*
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* Copyright (C) 2008 Hugo Villeneuve <hugo@hugovil.com>
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*
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* Based on TI DaVinci Flash and Boot Utilities, original copyright follows:
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* Copyright 2008 Texas Instruments, Inc. <www.ti.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _GPIO_H_
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#define _GPIO_H_
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#include "common.h"
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#define GPIO(X) (X) /* 0 <= X <= (DAVINCI_N_GPIO - 1) */
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int
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gpio_direction_in(unsigned gpio);
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int
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gpio_direction_out(unsigned gpio, int initial_value);
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void
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gpio_set(unsigned gpio, int state);
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#endif /* _GPIO_H_ */
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