xref: /netbsd-src/sys/dev/ic/igpiovar.h (revision 9a10a09ad11c72abf92d5989782ae95659b24951)
1 /* $NetBSD: igpiovar.h,v 1.2 2023/01/07 03:27:01 msaitoh Exp $ */
2 
3 /*
4  * Copyright (c) 2021 Emmanuel Dreyfus
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 _IGPIOVAR_H
30 #define _IGPIOVAR_H
31 
32 struct igpio_softc {
33 	device_t		sc_dev;
34 	const char		*sc_acpi_hid;
35 	bus_space_tag_t		sc_bst;
36 	int			sc_nbar;
37 	bus_addr_t		*sc_base;
38 	bus_size_t		*sc_length;
39 	bus_space_handle_t	*sc_bsh;
40 
41 	gpio_pin_t		*sc_pins;
42 	int			sc_npins;
43 	struct gpio_chipset_tag	sc_gc;
44 
45 	uint32_t		sc_reserved_mask;
46 
47 	struct igpio_bank	*sc_banks;
48 };
49 
50 void igpio_attach(struct igpio_softc *);
51 void igpio_detach(struct igpio_softc *);
52 
53 int	igpio_pin_read(void *, int);
54 void	igpio_pin_write(void *, int, int);
55 void	igpio_pin_ctl(void *, int, int);
56 void	*igpio_intr_establish(void *, int, int, int, int (*)(void *), void *);
57 void	igpio_intr_disestablish(void *, void *);
58 bool	igpio_intr_str(void *, int, int, char *, size_t);
59 int	igpio_intr(void *);
60 
61 
62 
63 #endif /* !_IGPIOVAR_H */
64