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-rw-r--r--arch/frv/kernel/time.c122
1 files changed, 0 insertions, 122 deletions
diff --git a/arch/frv/kernel/time.c b/arch/frv/kernel/time.c
deleted file mode 100644
index 332e00bf9d06..000000000000
--- a/arch/frv/kernel/time.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/* time.c: FRV arch-specific time handling
- *
- * Copyright (C) 2003-5 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- * - Derived from arch/m68k/kernel/time.c
- *
- * 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 <linux/module.h>
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/interrupt.h>
-#include <linux/profile.h>
-#include <linux/irq.h>
-#include <linux/mm.h>
-
-#include <asm/io.h>
-#include <asm/timer-regs.h>
-#include <asm/mb-regs.h>
-#include <asm/mb86943a.h>
-
-#include <linux/timex.h>
-
-#define TICK_SIZE (tick_nsec / 1000)
-
-unsigned long __nongprelbss __clkin_clock_speed_HZ;
-unsigned long __nongprelbss __ext_bus_clock_speed_HZ;
-unsigned long __nongprelbss __res_bus_clock_speed_HZ;
-unsigned long __nongprelbss __sdram_clock_speed_HZ;
-unsigned long __nongprelbss __core_bus_clock_speed_HZ;
-unsigned long __nongprelbss __core_clock_speed_HZ;
-unsigned long __nongprelbss __dsu_clock_speed_HZ;
-unsigned long __nongprelbss __serial_clock_speed_HZ;
-unsigned long __delay_loops_MHz;
-
-static irqreturn_t timer_interrupt(int irq, void *dummy);
-
-static struct irqaction timer_irq = {
- .handler = timer_interrupt,
- .name = "timer",
-};
-
-/*
- * timer_interrupt() needs to keep up the real-time clock,
- * as well as call the "xtime_update()" routine every clocktick
- */
-static irqreturn_t timer_interrupt(int irq, void *dummy)
-{
- profile_tick(CPU_PROFILING);
-
- xtime_update(1);
-
-#ifdef CONFIG_HEARTBEAT
- static unsigned short n;
- n++;
- __set_LEDS(n);
-#endif /* CONFIG_HEARTBEAT */
-
- update_process_times(user_mode(get_irq_regs()));
-
- return IRQ_HANDLED;
-}
-
-void time_divisor_init(void)
-{
- unsigned short base, pre, prediv;
-
- /* set the scheduling timer going */
- pre = 1;
- prediv = 4;
- base = __res_bus_clock_speed_HZ / pre / HZ / (1 << prediv);
-
- __set_TPRV(pre);
- __set_TxCKSL_DATA(0, prediv);
- __set_TCTR(TCTR_SC_CTR0 | TCTR_RL_RW_LH8 | TCTR_MODE_2);
- __set_TCSR_DATA(0, base & 0xff);
- __set_TCSR_DATA(0, base >> 8);
-}
-
-
-void read_persistent_clock(struct timespec *ts)
-{
- unsigned int year, mon, day, hour, min, sec;
-
- extern void arch_gettod(int *year, int *mon, int *day, int *hour, int *min, int *sec);
-
- /* FIX by dqg : Set to zero for platforms that don't have tod */
- /* without this time is undefined and can overflow time_t, causing */
- /* very strange errors */
- year = 1980;
- mon = day = 1;
- hour = min = sec = 0;
- arch_gettod (&year, &mon, &day, &hour, &min, &sec);
-
- if ((year += 1900) < 1970)
- year += 100;
- ts->tv_sec = mktime(year, mon, day, hour, min, sec);
- ts->tv_nsec = 0;
-}
-
-void time_init(void)
-{
- /* install scheduling interrupt handler */
- setup_irq(IRQ_CPU_TIMER0, &timer_irq);
-
- time_divisor_init();
-}
-
-/*
- * Scheduler clock - returns current time in nanosec units.
- */
-unsigned long long sched_clock(void)
-{
- return jiffies_64 * (1000000000 / HZ);
-}