2011-12-03 17:02:00 +00:00
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/*
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* (C) Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
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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
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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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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#include <common.h>
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#include <init.h>
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#include <clock.h>
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#include <asm/io.h>
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#define OSCR 0x40A00010
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uint64_t pxa_clocksource_read(void)
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{
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return readl(OSCR);
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}
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static struct clocksource cs = {
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.read = pxa_clocksource_read,
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.mask = 0xffffffff,
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.shift = 20,
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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(3250000, cs.shift);
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2014-10-30 09:06:09 +00:00
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return init_clock(&cs);
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2011-12-03 17:02:00 +00:00
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}
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core_initcall(clocksource_init);
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