freebsd-dev/sys/mips/cavium/octeon_gpiovar.h
Luiz Otavio O Souza 7836352b50 Implement GPIO_GET_BUS() method for all GPIO drivers.
Add helper routines to deal with attach and detach of gpiobus and gpioc
devices that are common to all drivers.
2015-01-31 19:32:14 +00:00

57 lines
2.1 KiB
C

/*-
* Copyright (c) 2011, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
* 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 __OCTEON_GPIOVAR_H__
#define __OCTEON_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)
#define OCTEON_GPIO_IRQ_LEVEL 0
#define OCTEON_GPIO_IRQ_EDGE 1
#define OCTEON_GPIO_PINS 24
#define OCTEON_GPIO_IRQS 16
struct octeon_gpio_softc {
device_t dev;
device_t busdev;
struct mtx gpio_mtx;
struct resource *gpio_irq_res[OCTEON_GPIO_IRQS];
int gpio_irq_rid[OCTEON_GPIO_IRQS];
void *gpio_ih[OCTEON_GPIO_IRQS];
void *gpio_intr_cookies[OCTEON_GPIO_IRQS];
int gpio_npins;
struct gpio_pin gpio_pins[OCTEON_GPIO_PINS];
};
#endif /* __OCTEON_GPIOVAR_H__ */