1 /*
2  * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved.
3  *
4  * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007
5  *
6  * Description:
7  * MPC5121 ADS board setup
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 
16 #include <linux/kernel.h>
17 #include <linux/io.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 <sysdev/fsl_pci.h>
26 
27 #include "mpc512x.h"
28 #include "mpc5121_ads.h"
29 
30 static void __init mpc5121_ads_setup_arch(void)
31 {
32 #ifdef CONFIG_PCI
33 	struct device_node *np;
34 #endif
35 	printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n");
36 	/*
37 	 * cpld regs are needed early
38 	 */
39 	mpc5121_ads_cpld_map();
40 
41 #ifdef CONFIG_PCI
42 	for_each_compatible_node(np, "pci", "fsl,mpc5121-pci")
43 		mpc83xx_add_bridge(np);
44 #endif
45 
46 	mpc512x_setup_arch();
47 }
48 
49 static void __init mpc5121_ads_init_IRQ(void)
50 {
51 	mpc512x_init_IRQ();
52 	mpc5121_ads_cpld_pic_init();
53 }
54 
55 /*
56  * Called very early, MMU is off, device-tree isn't unflattened
57  */
58 static int __init mpc5121_ads_probe(void)
59 {
60 	unsigned long root = of_get_flat_dt_root();
61 
62 	return of_flat_dt_is_compatible(root, "fsl,mpc5121ads");
63 }
64 
65 define_machine(mpc5121_ads) {
66 	.name			= "MPC5121 ADS",
67 	.probe			= mpc5121_ads_probe,
68 	.setup_arch		= mpc5121_ads_setup_arch,
69 	.init			= mpc512x_init,
70 	.init_early		= mpc512x_init_early,
71 	.init_IRQ		= mpc5121_ads_init_IRQ,
72 	.get_irq		= ipic_get_irq,
73 	.calibrate_decr		= generic_calibrate_decr,
74 	.restart		= mpc512x_restart,
75 };
76