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  */
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  */
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 
47 define_machine(mpc831x_rdb) {
48 	.name			= "MPC831x RDB",
49 	.probe			= mpc831x_rdb_probe,
50 	.setup_arch		= mpc831x_rdb_setup_arch,
51 	.init_IRQ		= mpc83xx_ipic_init_IRQ,
52 	.get_irq		= ipic_get_irq,
53 	.restart		= mpc83xx_restart,
54 	.time_init		= mpc83xx_time_init,
55 	.calibrate_decr		= generic_calibrate_decr,
56 	.progress		= udbg_progress,
57 };
58