target/linux/ar7/files/arch/mips/ar7/time.c

   1 /*
   2  * Carsten Langgaard, carstenl@mips.com
   3  * Copyright (C) 1999,2000 MIPS Technologies, Inc.  All rights reserved.
   4  *
   5  *  This program is free software; you can distribute it and/or modify it
   6  *  under the terms of the GNU General Public License (Version 2) as
   7  *  published by the Free Software Foundation.
   8  *
   9  *  This program is distributed in the hope it will be useful, but WITHOUT
  10  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  *  for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License along
  15  *  with this program; if not, write to the Free Software Foundation, Inc.,
  16  *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  17  *
  18  * Setting up the clock on the MIPS boards.
  19  */
  20
  21 #include <linux/version.h>
  22 #include <asm/time.h>
  23 #include <asm/ar7/ar7.h>
  24
  25 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24) /* TODO remove when 2.6.24 is stable */
  26 void __init plat_timer_setup(struct irqaction *irq)
  27 {
  28         setup_irq(7, irq);
  29 }
  30
  31 void __init ar7_time_init(void)
  32 #else
  33 void __init plat_time_init(void)
  34 #endif
  35 {
  36         mips_hpt_frequency = ar7_cpu_freq() / 2;
  37 }