1/*
2 * arch/powerpc/platforms/83xx/mpc834x_itx.c
3 *
4 * MPC834x ITX board specific routines
5 *
6 * Maintainer: Kumar Gala <galak@kernel.crashing.org>
7 *
8 * This program is free software; you can redistribute  it and/or modify it
9 * under  the terms of  the GNU General  Public License as published by the
10 * Free Software Foundation;  either version 2 of the  License, or (at your
11 * option) any later version.
12 */
13
14#include <linux/stddef.h>
15#include <linux/kernel.h>
16#include <linux/init.h>
17#include <linux/errno.h>
18#include <linux/reboot.h>
19#include <linux/pci.h>
20#include <linux/kdev_t.h>
21#include <linux/major.h>
22#include <linux/console.h>
23#include <linux/delay.h>
24#include <linux/seq_file.h>
25#include <linux/root_dev.h>
26#include <linux/of_platform.h>
27
28#include <linux/atomic.h>
29#include <asm/time.h>
30#include <asm/io.h>
31#include <asm/machdep.h>
32#include <asm/ipic.h>
33#include <asm/irq.h>
34#include <asm/prom.h>
35#include <asm/udbg.h>
36#include <sysdev/fsl_soc.h>
37#include <sysdev/fsl_pci.h>
38
39#include "mpc83xx.h"
40
41static const struct of_device_id mpc834x_itx_ids[] __initconst = {
42	{ .compatible = "fsl,pq2pro-localbus", },
43	{},
44};
45
46static int __init mpc834x_itx_declare_of_platform_devices(void)
47{
48	mpc83xx_declare_of_platform_devices();
49	return of_platform_bus_probe(NULL, mpc834x_itx_ids, NULL);
50}
51machine_device_initcall(mpc834x_itx, mpc834x_itx_declare_of_platform_devices);
52
53/* ************************************************************************
54 *
55 * Setup the architecture
56 *
57 */
58static void __init mpc834x_itx_setup_arch(void)
59{
60	if (ppc_md.progress)
61		ppc_md.progress("mpc834x_itx_setup_arch()", 0);
62
63	mpc83xx_setup_pci();
64
65	mpc834x_usb_cfg();
66}
67
68/*
69 * Called very early, MMU is off, device-tree isn't unflattened
70 */
71static int __init mpc834x_itx_probe(void)
72{
73        unsigned long root = of_get_flat_dt_root();
74
75        return of_flat_dt_is_compatible(root, "MPC834xMITX");
76}
77
78define_machine(mpc834x_itx) {
79	.name			= "MPC834x ITX",
80	.probe			= mpc834x_itx_probe,
81	.setup_arch		= mpc834x_itx_setup_arch,
82	.init_IRQ		= mpc83xx_ipic_init_IRQ,
83	.get_irq		= ipic_get_irq,
84	.restart		= mpc83xx_restart,
85	.time_init		= mpc83xx_time_init,
86	.calibrate_decr		= generic_calibrate_decr,
87	.progress		= udbg_progress,
88};
89