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/*
* arch/arm/mach-tegra/include/mach/gpio.h
*
* Copyright (C) 2010 Google, Inc.
*
* Author:
* Erik Gilling <konkers@google.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __MACH_TEGRA_GPIO_TEGRA_H
#define __MACH_TEGRA_GPIO_TEGRA_H
#include <linux/types.h>
#include <mach/irqs.h>
#include <mach/pinmux.h>
#define TEGRA_NR_GPIOS INT_GPIO_NR
struct tegra_gpio_table {
int gpio; /* GPIO number */
bool enable; /* Enable for GPIO at init? */
};
struct gpio_init_pin_info {
char name[16];
int gpio_nr;
bool is_gpio;
bool is_input;
int value; /* Value if it is output*/
};
void tegra_gpio_config(struct tegra_gpio_table *table, int num);
void tegra_gpio_init_configure(unsigned gpio, bool is_input, int value);
void tegra_gpio_set_tristate(int gpio, enum tegra_tristate ts);
int tegra_gpio_get_bank_int_nr(int gpio);
int tegra_gpio_resume_init(void);
int tegra_is_gpio(int);
#endif
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