1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * arch/powerpc/platforms/83xx/mpc831x_rdb.c
4 *
5 * Description: MPC831x RDB board specific routines.
6 * This file is based on mpc834x_sys.c
7 * Author: Lo Wlison <r43300@freescale.com>
8 *
9 * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.
10 */
11
12 #include <linux/pci.h>
13 #include <linux/of_platform.h>
14
15 #include <asm/time.h>
16 #include <asm/ipic.h>
17 #include <asm/udbg.h>
18 #include <sysdev/fsl_pci.h>
19
20 #include "mpc83xx.h"
21
22 /*
23 * Setup the architecture
24 */
mpc831x_rdb_setup_arch(void)25 static void __init mpc831x_rdb_setup_arch(void)
26 {
27 mpc83xx_setup_arch();
28 mpc831x_usb_cfg();
29 }
30
31 static const char *board[] __initdata = {
32 "MPC8313ERDB",
33 "fsl,mpc8315erdb",
34 NULL
35 };
36
37 /*
38 * Called very early, MMU is off, device-tree isn't unflattened
39 */
mpc831x_rdb_probe(void)40 static int __init mpc831x_rdb_probe(void)
41 {
42 return of_device_compatible_match(of_root, board);
43 }
44
45 machine_device_initcall(mpc831x_rdb, mpc83xx_declare_of_platform_devices);
46
define_machine(mpc831x_rdb)47 define_machine(mpc831x_rdb) {
48 .name = "MPC831x RDB",
49 .probe = mpc831x_rdb_probe,
50 .setup_arch = mpc831x_rdb_setup_arch,
51 .discover_phbs = mpc83xx_setup_pci,
52 .init_IRQ = mpc83xx_ipic_init_IRQ,
53 .get_irq = ipic_get_irq,
54 .restart = mpc83xx_restart,
55 .time_init = mpc83xx_time_init,
56 .calibrate_decr = generic_calibrate_decr,
57 .progress = udbg_progress,
58 };
59