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mpc5121_ads.c

/*
 * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved.
 *
 * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007
 *
 * Description:
 * MPC5121 ADS board setup
 *
 * This 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/kernel.h>
#include <linux/io.h>
#include <linux/of_platform.h>

#include <asm/machdep.h>
#include <asm/ipic.h>
#include <asm/prom.h>
#include <asm/time.h>

#include "mpc512x.h"
#include "mpc5121_ads.h"

static void __init mpc5121_ads_setup_arch(void)
{
      printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n");
      /*
       * cpld regs are needed early
       */
      mpc5121_ads_cpld_map();
}

static void __init mpc5121_ads_init_IRQ(void)
{
      mpc512x_init_IRQ();
      mpc5121_ads_cpld_pic_init();
}

/*
 * Called very early, MMU is off, device-tree isn't unflattened
 */
static int __init mpc5121_ads_probe(void)
{
      unsigned long root = of_get_flat_dt_root();

      return of_flat_dt_is_compatible(root, "fsl,mpc5121ads");
}

define_machine(mpc5121_ads) {
      .name             = "MPC5121 ADS",
      .probe                  = mpc5121_ads_probe,
      .setup_arch       = mpc5121_ads_setup_arch,
      .init             = mpc512x_declare_of_platform_devices,
      .init_IRQ         = mpc5121_ads_init_IRQ,
      .get_irq          = ipic_get_irq,
      .calibrate_decr         = generic_calibrate_decr,
};

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