2 * Copyright 2016 Michal Meloun <mmel@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef DEV_EXTRES_HWRESET_HWRESET_H
29 #define DEV_EXTRES_HWRESET_HWRESET_H
31 #include "opt_platform.h"
32 #include <sys/types.h>
34 #include <dev/ofw/ofw_bus.h>
37 typedef struct hwreset *hwreset_t;
43 void hwreset_register_ofw_provider(device_t provider_dev);
44 void hwreset_unregister_ofw_provider(device_t provider_dev);
50 int hwreset_get_by_id(device_t consumer_dev, device_t provider_dev, intptr_t id,
52 void hwreset_release(hwreset_t rst);
54 int hwreset_assert(hwreset_t rst);
55 int hwreset_deassert(hwreset_t rst);
56 int hwreset_is_asserted(hwreset_t rst, bool *value);
59 int hwreset_get_by_ofw_name(device_t consumer_dev, phandle_t node, char *name,
61 int hwreset_get_by_ofw_idx(device_t consumer_dev, phandle_t node, int idx,
67 #endif /* DEV_EXTRES_HWRESET_HWRESET_H */