Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*

 * arch/powerpc/platforms/83xx/mpc8313_rdb.c

 *

 * Description: MPC8313x RDB board specific routines.

 * This file is based on mpc834x_sys.c

 * Author: Lo Wlison <r43300@freescale.com>

 *

 * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.

 *

 * 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 <asm/time.h>

#include <asm/ipic.h>

#include <asm/udbg.h>

#include "mpc83xx.h"

#undef DEBUG

#ifdef DEBUG

#define DBG(fmt...) udbg_printf(fmt)

#else

#define DBG(fmt...)

#endif

/* ************************************************************************

 *

 * Setup the architecture

 *

 */

static void __init mpc8313_rdb_setup_arch(void)

{

#ifdef CONFIG_PCI

        struct device_node *np;

#endif

        if (ppc_md.progress)

                ppc_md.progress("mpc8313_rdb_setup_arch()", 0);

#ifdef CONFIG_PCI

        for_each_compatible_node(np, "pci", "fsl,mpc8349-pci")

                mpc83xx_add_bridge(np);

#endif

        mpc831x_usb_cfg();

}

void __init mpc8313_rdb_init_IRQ(void)

{

        struct device_node *np;

        np = of_find_node_by_type(NULL, "ipic");

        if (!np)

                return;

        ipic_init(np, 0);

        /* Initialize the default interrupt mapping priorities,

         * in case the boot rom changed something on us.

         */

        ipic_set_default_priority();

}

/*

 * Called very early, MMU is off, device-tree isn't unflattened

 */

static int __init mpc8313_rdb_probe(void)

{

        unsigned long root = of_get_flat_dt_root();

        return of_flat_dt_is_compatible(root, "MPC8313ERDB");

}

define_machine(mpc8313_rdb) {

        .name                   = "MPC8313 RDB",

        .probe                  = mpc8313_rdb_probe,

        .setup_arch             = mpc8313_rdb_setup_arch,

        .init_IRQ               = mpc8313_rdb_init_IRQ,

        .get_irq                = ipic_get_irq,

        .restart                = mpc83xx_restart,

        .time_init              = mpc83xx_time_init,

        .calibrate_decr         = generic_calibrate_decr,

        .progress               = udbg_progress,

};