text: /*-
   * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   *
   * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
   * Copyright (c) 2009, Luiz Otavio O Souza.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice unmodified, this list of conditions, and the following
   *    disclaimer.
   * 2. 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.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR 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.
   *
   * $FreeBSD$
   *
   */
  
  #ifndef __AR71XX_GPIOVAR_H__
  #define __AR71XX_GPIOVAR_H__
  
  #define GPIO_LOCK(_sc)		mtx_lock(&(_sc)->gpio_mtx)
  #define GPIO_UNLOCK(_sc)	mtx_unlock(&(_sc)->gpio_mtx)
  #define GPIO_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->gpio_mtx, MA_OWNED)
  
  /*
   * register space access macros
   */
  #define GPIO_WRITE(sc, reg, val)	do {	\
  		bus_write_4(sc->gpio_mem_res, (reg), (val)); \
  	} while (0)
  
  #define GPIO_READ(sc, reg)	 bus_read_4(sc->gpio_mem_res, (reg))
  
  #define GPIO_SET_BITS(sc, reg, bits)	\
  	GPIO_WRITE(sc, reg, GPIO_READ(sc, (reg)) | (bits))
  
  #define GPIO_CLEAR_BITS(sc, reg, bits)	\
  	GPIO_WRITE(sc, reg, GPIO_READ(sc, (reg)) & ~(bits))
  
  #define	AR71XX_GPIO_PINS	12
  #define	AR724X_GPIO_PINS	18
  #define	AR7241_GPIO_PINS	20
  #define	AR91XX_GPIO_PINS	22
  
  struct ar71xx_gpio_softc {
  	device_t		dev;
  	device_t		busdev;
  	struct mtx		gpio_mtx;
  	struct resource		*gpio_mem_res;
  	int			gpio_mem_rid;
  	struct resource		*gpio_irq_res;
  	int			gpio_irq_rid;
  	void			*gpio_ih;
  	int			gpio_npins;
  	struct gpio_pin		*gpio_pins;
  };
  
  #endif	/* __AR71XX_GPIOVAR_H__ */
  