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/*
* 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 (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
mpc83xx_add_bridge(np);
ppc_md.pci_exclude_device = mpc83xx_exclude_device;
#endif
}
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,
};
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