arch/ppc/platforms/tqm8260_setup.c

   1 /*
   2  * TQM8260 platform support
   3  *
   4  * Author: Allen Curtis <acurtis@onz.com>
   5  * Derived from: m8260_setup.c by Dan Malek, MVista
   6  *
   7  * Copyright 2002 Ones and Zeros, Inc.
   8  *
   9  * This program is free software; you can redistribute  it and/or modify it
  10  * under  the terms of  the GNU General  Public License as published by the
  11  * Free Software Foundation;  either version 2 of the  License, or (at your
  12  * option) any later version.
  13  */
  14
  15 #include <linux/init.h>
  16
  17 #include <asm/mpc8260.h>
  18 #include <asm/cpm2.h>
  19 #include <asm/machdep.h>
  20
  21 static int
  22 tqm8260_set_rtc_time(unsigned long time)
  23 {
  24         ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcnt = time;
  25         ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcntsc = 0x3;
  26
  27         return(0);
  28 }
  29
  30 static unsigned long
  31 tqm8260_get_rtc_time(void)
  32 {
  33         return ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcnt;
  34 }
  35
  36 void __init
  37 m82xx_board_init(void)
  38 {
  39         /* Anything special for this platform */
  40         ppc_md.set_rtc_time     = tqm8260_set_rtc_time;
  41         ppc_md.get_rtc_time     = tqm8260_get_rtc_time;
  42 }