blob: 0e4a3901d3b36b0afa8ea1acbff9165e1bf515db [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/include/asm-arm/arch-clps711x/time.h
3 *
4 * Copyright (C) 2000 Deep Blue Solutions Ltd.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20#include <asm/leds.h>
21#include <asm/hardware/clps7111.h>
22
23extern void clps711x_setup_timer(void);
24
25/*
26 * IRQ handler for the timer
27 */
28static irqreturn_t
29p720t_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
30{
31 do_leds();
Atsushi Nemoto3171a032006-09-29 02:00:32 -070032 do_timer(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#ifndef CONFIG_SMP
34 update_process_times(user_mode(regs));
35#endif
36 do_profile(regs);
37 return IRQ_HANDLED;
38}
39
40/*
41 * Set up timer interrupt, and return the current time in seconds.
42 */
43void __init time_init(void)
44{
45 clps711x_setup_timer();
46 timer_irq.handler = p720t_timer_interrupt;
47 setup_irq(IRQ_TC2OI, &timer_irq);
48}