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sam440ep.c

/*
 * Sam440ep board specific routines based off bamboo.c code
 * original copyrights below
 *
 * Wade Farnsworth <wfarnsworth@mvista.com>
 * Copyright 2004 MontaVista Software Inc.
 *
 * Rewritten and ported to the merged powerpc tree:
 * Josh Boyer <jwboyer@linux.vnet.ibm.com>
 * Copyright 2007 IBM Corporation
 *
 * Modified from bamboo.c for sam440ep:
 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
 *
 * 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/init.h>
#include <linux/of_platform.h>

#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/udbg.h>
#include <asm/time.h>
#include <asm/uic.h>
#include <asm/pci-bridge.h>
#include <asm/ppc4xx.h>
#include <linux/i2c.h>

static __initdata struct of_device_id sam440ep_of_bus[] = {
      { .compatible = "ibm,plb4", },
      { .compatible = "ibm,opb", },
      { .compatible = "ibm,ebc", },
      {},
};

static int __init sam440ep_device_probe(void)
{
      of_platform_bus_probe(NULL, sam440ep_of_bus, NULL);

      return 0;
}
machine_device_initcall(sam440ep, sam440ep_device_probe);

static int __init sam440ep_probe(void)
{
      unsigned long root = of_get_flat_dt_root();

      if (!of_flat_dt_is_compatible(root, "acube,sam440ep"))
            return 0;

      ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC;

      return 1;
}

define_machine(sam440ep) {
      .name                   = "Sam440ep",
      .probe                  = sam440ep_probe,
      .progress         = udbg_progress,
      .init_IRQ         = uic_init_tree,
      .get_irq          = uic_get_irq,
      .restart          = ppc4xx_reset_system,
      .calibrate_decr   = generic_calibrate_decr,
};

static struct i2c_board_info sam440ep_rtc_info = {
      .type = "m41st85",
      .addr = 0x68,
      .irq = -1,
};

static int sam440ep_setup_rtc(void)
{
      return i2c_register_board_info(0, &sam440ep_rtc_info, 1);
}
machine_device_initcall(sam440ep, sam440ep_setup_rtc);

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