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 */
mpc831x_rdb_setup_arch(void)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 */
mpc831x_rdb_probe(void)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
define_machine(mpc831x_rdb)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