1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * arch/powerpc/platforms/83xx/mpc830x_rdb.c
4  *
5  * Description: MPC830x RDB board specific routines.
6  * This file is based on mpc831x_rdb.c
7  *
8  * Copyright (C) Freescale Semiconductor, Inc. 2009. All rights reserved.
9  * Copyright (C) 2010. Ilya Yanok, Emcraft Systems, yanok@emcraft.com
10  */
11 
12 #include <linux/pci.h>
13 #include <linux/of_platform.h>
14 #include <asm/time.h>
15 #include <asm/ipic.h>
16 #include <asm/udbg.h>
17 #include <sysdev/fsl_pci.h>
18 #include <sysdev/fsl_soc.h>
19 #include "mpc83xx.h"
20 
21 /*
22  * Setup the architecture
23  */
mpc830x_rdb_setup_arch(void)24 static void __init mpc830x_rdb_setup_arch(void)
25 {
26 	mpc83xx_setup_arch();
27 	mpc831x_usb_cfg();
28 }
29 
30 static const char *board[] __initdata = {
31 	"MPC8308RDB",
32 	"fsl,mpc8308rdb",
33 	"denx,mpc8308_p1m",
34 	NULL
35 };
36 
37 /*
38  * Called very early, MMU is off, device-tree isn't unflattened
39  */
mpc830x_rdb_probe(void)40 static int __init mpc830x_rdb_probe(void)
41 {
42 	return of_device_compatible_match(of_root, board);
43 }
44 
45 machine_device_initcall(mpc830x_rdb, mpc83xx_declare_of_platform_devices);
46 
define_machine(mpc830x_rdb)47 define_machine(mpc830x_rdb) {
48 	.name			= "MPC830x RDB",
49 	.probe			= mpc830x_rdb_probe,
50 	.setup_arch		= mpc830x_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