linux-stable-rt/arch/powerpc/platforms/83xx/asp834x.c

91 lines
2.0 KiB
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,
};