1 /*
2  * Copyright (C) 2007,2008 Freescale Semiconductor, Inc. All rights reserved.
3  *
4  * Author: John Rigby <jrigby@freescale.com>
5  *
6  * Description:
7  * MPC512x Shared code
8  *
9  * This is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  */
14 
15 #include <linux/kernel.h>
16 #include <linux/io.h>
17 #include <linux/irq.h>
18 #include <linux/of_platform.h>
19 
20 #include <asm/machdep.h>
21 #include <asm/ipic.h>
22 #include <asm/prom.h>
23 #include <asm/time.h>
24 
25 #include "mpc512x.h"
26 
27 void __init mpc512x_init_IRQ(void)
28 {
29 	struct device_node *np;
30 
31 	np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-ipic");
32 	if (!np)
33 		return;
34 
35 	ipic_init(np, 0);
36 	of_node_put(np);
37 
38 	/*
39 	 * Initialize the default interrupt mapping priorities,
40 	 * in case the boot rom changed something on us.
41 	 */
42 	ipic_set_default_priority();
43 }
44 
45 /*
46  * Nodes to do bus probe on, soc and localbus
47  */
48 static struct of_device_id __initdata of_bus_ids[] = {
49 	{ .compatible = "fsl,mpc5121-immr", },
50 	{ .compatible = "fsl,mpc5121-localbus", },
51 	{},
52 };
53 
54 void __init mpc512x_declare_of_platform_devices(void)
55 {
56 	if (of_platform_bus_probe(NULL, of_bus_ids, NULL))
57 		printk(KERN_ERR __FILE__ ": "
58 			"Error while probing of_platform bus\n");
59 }
60 
61