1/*
2 * Copyright (c) 2008 Emcraft Systems
3 * Sergei Poselenov <sposelenov@emcraft.com>
4 *
5 * Based on MPC8560 ADS and arch/ppc tqm85xx ports
6 *
7 * Maintained by Kumar Gala (see MAINTAINERS for contact information)
8 *
9 * Copyright 2008 Freescale Semiconductor Inc.
10 *
11 * Copyright (c) 2005-2006 DENX Software Engineering
12 * Stefan Roese <sr@denx.de>
13 *
14 * Based on original work by
15 * 	Kumar Gala <kumar.gala@freescale.com>
16 *      Copyright 2004 Freescale Semiconductor Inc.
17 *
18 * This program is free software; you can redistribute  it and/or modify it
19 * under  the terms of  the GNU General  Public License as published by the
20 * Free Software Foundation;  either version 2 of the  License, or (at your
21 * option) any later version.
22 */
23
24#include <linux/stddef.h>
25#include <linux/kernel.h>
26#include <linux/pci.h>
27#include <linux/kdev_t.h>
28#include <linux/delay.h>
29#include <linux/seq_file.h>
30#include <linux/of_platform.h>
31
32#include <asm/time.h>
33#include <asm/machdep.h>
34#include <asm/pci-bridge.h>
35#include <asm/mpic.h>
36#include <asm/prom.h>
37#include <mm/mmu_decl.h>
38#include <asm/udbg.h>
39
40#include <sysdev/fsl_soc.h>
41#include <sysdev/fsl_pci.h>
42
43#include "mpc85xx.h"
44#include "socrates_fpga_pic.h"
45
46static void __init socrates_pic_init(void)
47{
48	struct device_node *np;
49
50	struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN,
51			0, 256, " OpenPIC  ");
52	BUG_ON(mpic == NULL);
53	mpic_init(mpic);
54
55	np = of_find_compatible_node(NULL, NULL, "abb,socrates-fpga-pic");
56	if (!np) {
57		printk(KERN_ERR "Could not find socrates-fpga-pic node\n");
58		return;
59	}
60	socrates_fpga_pic_init(np);
61	of_node_put(np);
62}
63
64/*
65 * Setup the architecture
66 */
67static void __init socrates_setup_arch(void)
68{
69	if (ppc_md.progress)
70		ppc_md.progress("socrates_setup_arch()", 0);
71
72	fsl_pci_assign_primary();
73}
74
75machine_arch_initcall(socrates, mpc85xx_common_publish_devices);
76
77/*
78 * Called very early, device-tree isn't unflattened
79 */
80static int __init socrates_probe(void)
81{
82	unsigned long root = of_get_flat_dt_root();
83
84	if (of_flat_dt_is_compatible(root, "abb,socrates"))
85		return 1;
86
87	return 0;
88}
89
90define_machine(socrates) {
91	.name			= "Socrates",
92	.probe			= socrates_probe,
93	.setup_arch		= socrates_setup_arch,
94	.init_IRQ		= socrates_pic_init,
95	.get_irq		= mpic_get_irq,
96	.restart		= fsl_rstcr_restart,
97	.calibrate_decr		= generic_calibrate_decr,
98	.progress		= udbg_progress,
99};
100