Linux Kernel  3.7.1
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cpu-h7201.c
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1 /*
2  * linux/arch/arm/mach-h720x/cpu-h7201.c
3  *
4  * Copyright (C) 2003 Thomas Gleixner <[email protected]>
5  * 2003 Robert Schwebel <[email protected]>
6  * 2004 Sascha Hauer <[email protected]>
7  *
8  * processor specific stuff for the Hynix h7201
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License version 2 as
12  * published by the Free Software Foundation.
13  *
14  */
15 
16 #include <linux/init.h>
17 #include <linux/interrupt.h>
18 #include <linux/module.h>
19 #include <asm/types.h>
20 #include <mach/hardware.h>
21 #include <asm/irq.h>
22 #include <mach/irqs.h>
23 #include <asm/mach/irq.h>
24 #include <asm/mach/time.h>
25 #include "common.h"
26 /*
27  * Timer interrupt handler
28  */
29 static irqreturn_t
30 h7201_timer_interrupt(int irq, void *dev_id)
31 {
33  timer_tick();
34 
35  return IRQ_HANDLED;
36 }
37 
38 static struct irqaction h7201_timer_irq = {
39  .name = "h7201 Timer Tick",
41  .handler = h7201_timer_interrupt,
42 };
43 
44 /*
45  * Setup TIMER0 as system timer
46  */
48 {
53 
54  setup_irq(IRQ_TIMER0, &h7201_timer_irq);
55 }
56 
58  .init = h7201_init_time,
59  .offset = h720x_gettimeoffset,
60 };