platform/mdm9x25/include/platform/gpio.h

/*
 * Copyright (c) 2012, The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of Linux Foundation nor
 *     the names of its contributors may be used to endorse or promote
 *     products derived from this software without specific prior written
 *     permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __PLATFORM_MDM9625_GPIO_H
#define __PLATFORM_MDM9625_GPIO_H

/* GPIO TLMM: Direction */
#define GPIO_INPUT      0
#define GPIO_OUTPUT     1

/* GPIO TLMM: Pullup/Pulldown */
#define GPIO_NO_PULL    0
#define GPIO_PULL_DOWN  1
#define GPIO_KEEPER     2
#define GPIO_PULL_UP    3

/* GPIO TLMM: Drive Strength */
#define GPIO_2MA        0
#define GPIO_4MA        1
#define GPIO_6MA        2
#define GPIO_8MA        3
#define GPIO_10MA       4
#define GPIO_12MA       5
#define GPIO_14MA       6
#define GPIO_16MA       7

/* GPIO TLMM: Status */
#define GPIO_ENABLE     0
#define GPIO_DISABLE    1

void gpio_tlmm_config(uint32_t gpio,
					  uint8_t  func,
					  uint8_t  dir,
					  uint8_t  pull,
					  uint8_t  drvstr,
					  uint32_t enable);
uint32_t gpio_get_state(uint32_t gpio);
void gpio_set(uint32_t gpio, uint32_t dir);
void gpio_config_uart_dm(uint8_t id);

#endif