arch/powerpc/platforms/40x/kilauea.c

   1 /*
   2  * Kilauea board specific routines
   3  *
   4  * Copyright 2007 DENX Software Engineering, Stefan Roese <sr@denx.de>
   5  *
   6  * Based on the Walnut code by
   7  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
   8  * Copyright 2007 IBM Corporation
   9  *
  10  * This program is free software; you can redistribute  it and/or modify it
  11  * under  the terms of  the GNU General  Public License as published by the
  12  * Free Software Foundation;  either version 2 of the  License, or (at your
  13  * option) any later version.
  14  */
  15 #include <linux/init.h>
  16 #include <linux/of_platform.h>
  17 #include <asm/machdep.h>
  18 #include <asm/prom.h>
  19 #include <asm/udbg.h>
  20 #include <asm/time.h>
  21 #include <asm/uic.h>
  22
  23 static struct of_device_id kilauea_of_bus[] = {
  24         { .compatible = "ibm,plb4", },
  25         { .compatible = "ibm,opb", },
  26         { .compatible = "ibm,ebc", },
  27         {},
  28 };
  29
  30 static int __init kilauea_device_probe(void)
  31 {
  32         if (!machine_is(kilauea))
  33                 return 0;
  34
  35         of_platform_bus_probe(NULL, kilauea_of_bus, NULL);
  36
  37         return 0;
  38 }
  39 device_initcall(kilauea_device_probe);
  40
  41 static int __init kilauea_probe(void)
  42 {
  43         unsigned long root = of_get_flat_dt_root();
  44
  45         if (!of_flat_dt_is_compatible(root, "amcc,kilauea"))
  46                 return 0;
  47
  48         return 1;
  49 }
  50
  51 define_machine(kilauea) {
  52         .name                           = "Kilauea",
  53         .probe                          = kilauea_probe,
  54         .progress                       = udbg_progress,
  55         .init_IRQ                       = uic_init_tree,
  56         .get_irq                        = uic_get_irq,
  57         .calibrate_decr                 = generic_calibrate_decr,
  58 };