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sys/dev/gpio/qoriq_gpio.h
- This file was added.
| /*- | |||||
| * Copyright (c) 2020 Alstom Group. | |||||
| * Copyright (c) 2020 Semihalf. | |||||
| * Copyright (c) 2015 Justin Hibbits | |||||
| * 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, 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. | |||||
| * | |||||
| * $FreeBSD$ | |||||
| */ | |||||
| #define MAXPIN (31) | |||||
| #define BIT(x) (1 << (x)) | |||||
| #define VALID_PIN(u) ((u) >= 0 && (u) <= MAXPIN) | |||||
| #define DEFAULT_CAPS (GPIO_PIN_INPUT | GPIO_PIN_OUTPUT | \ | |||||
| GPIO_PIN_OPENDRAIN | GPIO_PIN_PUSHPULL) | |||||
| #define GPIO_LOCK(sc) mtx_lock_spin(&(sc)->sc_mtx) | |||||
| #define GPIO_UNLOCK(sc) mtx_unlock_spin(&(sc)->sc_mtx) | |||||
| #define GPIO_LOCK_INIT(sc) \ | |||||
| mtx_init(&(sc)->sc_mtx, device_get_nameunit((sc)->dev), \ | |||||
| "gpio", MTX_SPIN) | |||||
| #define GPIO_LOCK_DESTROY(_sc) mtx_destroy(&_sc->sc_mtx); | |||||
| #define GPIO_GPDIR 0x0 | |||||
| #define GPIO_GPODR 0x4 | |||||
| #define GPIO_GPDAT 0x8 | |||||
| #define GPIO_GPIER 0xc | |||||
| #define GPIO_GPIMR 0x10 | |||||
| #define GPIO_GPICR 0x14 | |||||
| #define GPIO_GPIBE 0x18 | |||||
| struct qoriq_gpio_softc { | |||||
| device_t dev; | |||||
| device_t busdev; | |||||
| struct mtx sc_mtx; | |||||
| struct resource *sc_mem; | |||||
| struct gpio_pin sc_pins[MAXPIN + 1]; | |||||
| }; | |||||
| device_attach_t qoriq_gpio_attach; | |||||
| device_detach_t qoriq_gpio_detach; | |||||
| DECLARE_CLASS(qoriq_gpio_driver); | |||||