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asp834x.c

/*
 * arch/powerpc/platforms/83xx/asp834x.c
 *
 * Analogue & Micro ASP8347 board specific routines
 * clone of mpc834x_itx
 *
 * Copyright 2008 Codehermit
 *
 * Maintainer: Bryan O'Donoghue <bodonoghue@codhermit.ie>
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#include <linux/pci.h>
#include <linux/of_platform.h>

#include <asm/time.h>
#include <asm/ipic.h>
#include <asm/udbg.h>

#include "mpc83xx.h"

/* ************************************************************************
 *
 * Setup the architecture
 *
 */
static void __init asp834x_setup_arch(void)
{
      if (ppc_md.progress)
            ppc_md.progress("asp834x_setup_arch()", 0);

      mpc834x_usb_cfg();
}

static void __init asp834x_init_IRQ(void)
{
      struct device_node *np;

      np = of_find_node_by_type(NULL, "ipic");
      if (!np)
            return;

      ipic_init(np, 0);

      of_node_put(np);

      /* Initialize the default interrupt mapping priorities,
       * in case the boot rom changed something on us.
       */
      ipic_set_default_priority();
}

static struct __initdata of_device_id asp8347_ids[] = {
      { .type = "soc", },
      { .compatible = "soc", },
      { .compatible = "simple-bus", },
      {},
};

static int __init asp8347_declare_of_platform_devices(void)
{
      of_platform_bus_probe(NULL, asp8347_ids, NULL);
      return 0;
}
machine_device_initcall(asp834x, asp8347_declare_of_platform_devices);

/*
 * Called very early, MMU is off, device-tree isn't unflattened
 */
static int __init asp834x_probe(void)
{
      unsigned long root = of_get_flat_dt_root();
      return of_flat_dt_is_compatible(root, "analogue-and-micro,asp8347e");
}

define_machine(asp834x) {
      .name             = "ASP8347E",
      .probe                  = asp834x_probe,
      .setup_arch       = asp834x_setup_arch,
      .init_IRQ         = asp834x_init_IRQ,
      .get_irq          = ipic_get_irq,
      .restart          = mpc83xx_restart,
      .time_init        = mpc83xx_time_init,
      .calibrate_decr         = generic_calibrate_decr,
      .progress         = udbg_progress,
};

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