0a17d8c230
support frameworks (i.e. regulators/phy/tsensors/fuses...). It provides simple unified consumers interface for manipulations with on-chip resets. Reviewed by: ian, imp (paritaly)
73 lines
2.1 KiB
Objective-C
73 lines
2.1 KiB
Objective-C
#-
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# Copyright 2016 Michal Meloun <mmel@FreeBSD.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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#ifdef FDT
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#include <sys/types.h>
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#include <dev/ofw/ofw_bus.h>
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#endif
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INTERFACE hwreset;
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#ifdef FDT
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HEADER {
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int hwreset_default_ofw_map(device_t , phandle_t, int, pcell_t *, intptr_t *);
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}
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#
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# map fdt property cells to reset id
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# Returns 0 on success or a standard errno value.
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#
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METHOD int map {
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device_t provider_dev;
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phandle_t xref;
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int ncells;
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pcell_t *cells;
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intptr_t *id;
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} DEFAULT hwreset_default_ofw_map;
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#endif
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#
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# Assert/deassert given reset.
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# Returns 0 on success or a standard errno value.
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#
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METHOD int assert {
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device_t provider_dev;
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intptr_t id;
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bool value;
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};
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#
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# Get actual status of given reset.
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# Returns 0 on success or a standard errno value.
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#
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METHOD int is_asserted {
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device_t provider_dev;
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intptr_t id;
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bool *value;
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};
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