ubuntu-linux-kernel/arch/mips/loongson64/common/time.c

37 lines
900 B
C

/*
* Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
* Author: Fuxin Zhang, zhangfx@lemote.com
*
* Copyright (C) 2009 Lemote Inc.
* Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <asm/mc146818-time.h>
#include <asm/time.h>
#include <asm/hpet.h>
#include <loongson.h>
#include <cs5536/cs5536_mfgpt.h>
void __init plat_time_init(void)
{
/* setup mips r4k timer */
mips_hpt_frequency = cpu_clock_freq / 2;
#ifdef CONFIG_RS780_HPET
setup_hpet_timer();
#else
setup_mfgpt0_timer();
#endif
}
void read_persistent_clock(struct timespec *ts)
{
ts->tv_sec = mc146818_get_cmos_time();
ts->tv_nsec = 0;
}