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TOMOYO Linux Cross Reference
Linux/include/asm-arm/arch-tbox/time.h

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  1 /*
  2  * linux/include/asm-arm/arch-tbox/time.h
  3  *
  4  * Copyright (c) 1997, 1999 Phil Blundell.
  5  * Copyright (c) 2000 FutureTV Labs Ltd
  6  *
  7  * Tbox has no real-time clock -- we get millisecond ticks to update
  8  * our soft copy.
  9  */
 10 
 11 /*
 12  * This program is free software; you can redistribute it and/or
 13  * modify it under the terms of the GNU General Public License
 14  * as published by the Free Software Foundation; either version
 15  * 2 of the License, or (at your option) any later version.
 16  */
 17 
 18 #include <asm/io.h>
 19 #include <asm/hardware.h>
 20 
 21 #define update_rtc()
 22 
 23 static irqreturn_t
 24 timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 25 {
 26         /* Clear irq */
 27         __raw_writel(1, FPGA1CONT + 0xc); 
 28         __raw_writel(0, FPGA1CONT + 0xc);
 29 
 30         do_timer(regs);
 31 
 32         return IRQ_HANDLED;
 33 }
 34 
 35 void __init time_init(void)
 36 {
 37         timer_irq.handler = timer_interrupt;
 38         setup_irq(IRQ_TIMER, &timer_irq);
 39 }
 40 

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