arch/powerpc/platforms/512x/mpc512x_generic.c

   1 /*
   2  * Copyright (C) 2007,2008 Freescale Semiconductor, Inc. All rights reserved.
   3  *
   4  * Author: John Rigby, <jrigby@freescale.com>
   5  *
   6  * Description:
   7  * MPC512x SoC setup
   8  *
   9  * This is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  */
  15
  16 #include <linux/kernel.h>
  17 #include <linux/of_platform.h>
  18
  19 #include <asm/machdep.h>
  20 #include <asm/ipic.h>
  21 #include <asm/prom.h>
  22 #include <asm/time.h>
  23
  24 #include "mpc512x.h"
  25
  26 /*
  27  * list of supported boards
  28  */
  29 static const char * const board[] __initconst = {
  30         "prt,prtlvt",
  31         "fsl,mpc5125ads",
  32         "ifm,ac14xx",
  33         NULL
  34 };
  35
  36 /*
  37  * Called very early, MMU is off, device-tree isn't unflattened
  38  */
  39 static int __init mpc512x_generic_probe(void)
  40 {
  41         if (!of_device_compatible_match(of_root, board))
  42                 return 0;
  43
  44         mpc512x_init_early();
  45
  46         return 1;
  47 }
  48
  49 define_machine(mpc512x_generic) {
  50         .name                   = "MPC512x generic",
  51         .probe                  = mpc512x_generic_probe,
  52         .init                   = mpc512x_init,
  53         .setup_arch             = mpc512x_setup_arch,
  54         .init_IRQ               = mpc512x_init_IRQ,
  55         .get_irq                = ipic_get_irq,
  56         .calibrate_decr         = generic_calibrate_decr,
  57         .restart                = mpc512x_restart,
  58 };