Merge branch 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6
[linux-2.6] / arch / powerpc / platforms / 83xx / asp834x.c
1 /*
2  * arch/powerpc/platforms/83xx/asp834x.c
3  *
4  * Analogue & Micro ASP8347 board specific routines
5  * clone of mpc834x_itx
6  *
7  * Copyright 2008 Codehermit
8  *
9  * Maintainer: Bryan O'Donoghue <bodonoghue@codhermit.ie>
10  *
11  * This program is free software; you can redistribute  it and/or modify it
12  * under  the terms of  the GNU General  Public License as published by the
13  * Free Software Foundation;  either version 2 of the  License, or (at your
14  * option) any later version.
15  */
16
17 #include <linux/pci.h>
18 #include <linux/of_platform.h>
19
20 #include <asm/time.h>
21 #include <asm/ipic.h>
22 #include <asm/udbg.h>
23
24 #include "mpc83xx.h"
25
26 /* ************************************************************************
27  *
28  * Setup the architecture
29  *
30  */
31 static void __init asp834x_setup_arch(void)
32 {
33         if (ppc_md.progress)
34                 ppc_md.progress("asp834x_setup_arch()", 0);
35
36         mpc834x_usb_cfg();
37 }
38
39 static void __init asp834x_init_IRQ(void)
40 {
41         struct device_node *np;
42
43         np = of_find_node_by_type(NULL, "ipic");
44         if (!np)
45                 return;
46
47         ipic_init(np, 0);
48
49         of_node_put(np);
50
51         /* Initialize the default interrupt mapping priorities,
52          * in case the boot rom changed something on us.
53          */
54         ipic_set_default_priority();
55 }
56
57 static struct __initdata of_device_id asp8347_ids[] = {
58         { .type = "soc", },
59         { .compatible = "soc", },
60         { .compatible = "simple-bus", },
61         {},
62 };
63
64 static int __init asp8347_declare_of_platform_devices(void)
65 {
66         of_platform_bus_probe(NULL, asp8347_ids, NULL);
67         return 0;
68 }
69 machine_device_initcall(asp834x, asp8347_declare_of_platform_devices);
70
71 /*
72  * Called very early, MMU is off, device-tree isn't unflattened
73  */
74 static int __init asp834x_probe(void)
75 {
76         unsigned long root = of_get_flat_dt_root();
77         return of_flat_dt_is_compatible(root, "analogue-and-micro,asp8347e");
78 }
79
80 define_machine(asp834x) {
81         .name                   = "ASP8347E",
82         .probe                  = asp834x_probe,
83         .setup_arch             = asp834x_setup_arch,
84         .init_IRQ               = asp834x_init_IRQ,
85         .get_irq                = ipic_get_irq,
86         .restart                = mpc83xx_restart,
87         .time_init              = mpc83xx_time_init,
88         .calibrate_decr         = generic_calibrate_decr,
89         .progress               = udbg_progress,
90 };