/*- * Copyright (c) 2011 * Ben Gray <ben.r.gray@gmail.com>. * 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 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 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 TI_GPIO_H #define TI_GPIO_H /* The maximum number of banks for any SoC */ #define MAX_GPIO_BANKS 6 /* * Maximum GPIOS possible, max of *_MAX_GPIO_BANKS * *_INTR_PER_BANK. * These are defined in ti_gpio.c */ #define MAX_GPIO_INTRS 8 struct ti_gpio_irqsrc { struct intr_irqsrc tgi_isrc; u_int tgi_irq; uint32_t tgi_mask; uint32_t tgi_mode; }; /** * Structure that stores the driver context. * * This structure is allocated during driver attach. */ struct ti_gpio_softc { device_t sc_dev; device_t sc_busdev; int sc_bank; int sc_maxpin; struct mtx sc_mtx; int sc_mem_rid; struct resource *sc_mem_res; int sc_irq_rid; struct resource *sc_irq_res; struct ti_gpio_irqsrc *sc_isrcs; /* The handle for the register IRQ handlers. */ void *sc_irq_hdl; }; #endif /* TI_GPIO_H */