1 /* $NetBSD: pl061var.h,v 1.2 2018/10/21 18:31:14 jmcneill Exp $ */ 2 3 /* 4 * Copyright (c) 2018 Jonathan A. Kollasch 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 23 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 25 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 26 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _PL061VAR_H 30 #define _PL061VAR_H 31 32 struct plgpio_softc { 33 device_t sc_dev; 34 bus_space_tag_t sc_bst; 35 bus_space_handle_t sc_bsh; 36 37 struct gpio_chipset_tag sc_gc; 38 gpio_pin_t sc_pins[8]; 39 40 uint32_t sc_reserved_mask; 41 }; 42 43 void plgpio_attach(struct plgpio_softc *); 44 45 int plgpio_pin_read(void *, int); 46 void plgpio_pin_write(void *, int, int); 47 void plgpio_pin_ctl(void *, int, int); 48 49 #define PLGPIO_WRITE(sc, reg, val) \ 50 bus_space_write_4((sc)->sc_bst, (sc)->sc_bsh, (reg), (val)) 51 #define PLGPIO_READ(sc, reg) \ 52 bus_space_read_4((sc)->sc_bst, (sc)->sc_bsh, (reg)) 53 54 #endif /* !_PL061VAR_H */ 55