46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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* clock.c - wrapper between a barebox clocksource and linux
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*
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* Copyright (c) 2007 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <common.h>
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#include <init.h>
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#include <clock.h>
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#include <mach/linux.h>
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static uint64_t linux_clocksource_read(void)
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{
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return linux_get_time();
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}
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static struct clocksource cs = {
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.read = linux_clocksource_read,
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.mask = CLOCKSOURCE_MASK(32),
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.shift = 10,
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};
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static int clocksource_init (void)
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{
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cs.mult = clocksource_hz2mult(1000 * 1000 * 1000, cs.shift);
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init_clock(&cs);
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return 0;
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}
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core_initcall(clocksource_init);
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