xref: /linux/arch/powerpc/platforms/83xx/mpc831x_rdb.c (revision 4413e16d9d21673bb5048a2e542f1aaa00015c2e)
1 /*
2  * arch/powerpc/platforms/83xx/mpc831x_rdb.c
3  *
4  * Description: MPC831x RDB board specific routines.
5  * This file is based on mpc834x_sys.c
6  * Author: Lo Wlison <r43300@freescale.com>
7  *
8  * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.
9  *
10  * This program is free software; you can redistribute  it and/or modify it
11  * under  the terms of  the GNU General  Public License as published by the
12  * Free Software Foundation;  either version 2 of the  License, or (at your
13  * option) any later version.
14  */
15 
16 #include <linux/pci.h>
17 #include <linux/of_platform.h>
18 
19 #include <asm/time.h>
20 #include <asm/ipic.h>
21 #include <asm/udbg.h>
22 #include <sysdev/fsl_pci.h>
23 
24 #include "mpc83xx.h"
25 
26 /*
27  * Setup the architecture
28  */
29 static void __init mpc831x_rdb_setup_arch(void)
30 {
31 	if (ppc_md.progress)
32 		ppc_md.progress("mpc831x_rdb_setup_arch()", 0);
33 
34 	mpc83xx_setup_pci();
35 	mpc831x_usb_cfg();
36 }
37 
38 static const char *board[] __initdata = {
39 	"MPC8313ERDB",
40 	"fsl,mpc8315erdb",
41 	NULL
42 };
43 
44 /*
45  * Called very early, MMU is off, device-tree isn't unflattened
46  */
47 static int __init mpc831x_rdb_probe(void)
48 {
49 	return of_flat_dt_match(of_get_flat_dt_root(), board);
50 }
51 
52 machine_device_initcall(mpc831x_rdb, mpc83xx_declare_of_platform_devices);
53 
54 define_machine(mpc831x_rdb) {
55 	.name			= "MPC831x RDB",
56 	.probe			= mpc831x_rdb_probe,
57 	.setup_arch		= mpc831x_rdb_setup_arch,
58 	.init_IRQ		= mpc83xx_ipic_init_IRQ,
59 	.get_irq		= ipic_get_irq,
60 	.restart		= mpc83xx_restart,
61 	.time_init		= mpc83xx_time_init,
62 	.calibrate_decr		= generic_calibrate_decr,
63 	.progress		= udbg_progress,
64 };
65