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

   1 /*
   2  * Makalu 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 #include <asm/pci-bridge.h>
  23
  24 static struct of_device_id makalu_of_bus[] = {
  25         { .compatible = "ibm,plb4", },
  26         { .compatible = "ibm,opb", },
  27         { .compatible = "ibm,ebc", },
  28         {},
  29 };
  30
  31 static int __init makalu_device_probe(void)
  32 {
  33         if (!machine_is(makalu))
  34                 return 0;
  35
  36         of_platform_bus_probe(NULL, makalu_of_bus, NULL);
  37
  38         return 0;
  39 }
  40 device_initcall(makalu_device_probe);
  41
  42 static int __init makalu_probe(void)
  43 {
  44         unsigned long root = of_get_flat_dt_root();
  45
  46         if (!of_flat_dt_is_compatible(root, "amcc,makalu"))
  47                 return 0;
  48
  49         ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC;
  50
  51         return 1;
  52 }
  53
  54 define_machine(makalu) {
  55         .name                           = "Makalu",
  56         .probe                          = makalu_probe,
  57         .progress                       = udbg_progress,
  58         .init_IRQ                       = uic_init_tree,
  59         .get_irq                        = uic_get_irq,
  60         .calibrate_decr                 = generic_calibrate_decr,
  61 };