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/*
* Copyright (C) 2011 Antony Pavlov <antonynpavlov@gmail.com>
*
* This file is part of barebox.
* See file CREDITS for list of people who contributed to this project.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
/**
* @file
* @brief Clocksource based on MIPS CP0 timer
*/
#include <init.h>
#include <clock.h>
#include <io.h>
#include <asm/mipsregs.h>
static uint64_t c0_hpt_read(void)
{
return read_c0_count();
}
static struct clocksource cs = {
.read = c0_hpt_read,
.mask = 0xffffffff,
};
static int clocksource_init(void)
{
cs.mult = clocksource_hz2mult(100000000, cs.shift);
init_clock(&cs);
return 0;
}
core_initcall(clocksource_init);
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