/arch/powerpc/platforms/512x/mpc5121_ads.c

 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved.
 4 *
 5 * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007
 6 *
 7 * Description:
 8 * MPC5121 ADS board setup
 9 */
10
11#include <linux/kernel.h>
12#include <linux/io.h>
13#include <linux/of_platform.h>
14
15#include <asm/machdep.h>
16#include <asm/ipic.h>
17#include <asm/prom.h>
18#include <asm/time.h>
19
20#include <sysdev/fsl_pci.h>
21
22#include "mpc512x.h"
23#include "mpc5121_ads.h"
24
25static void __init mpc5121_ads_setup_arch(void)
26{
27#ifdef CONFIG_PCI
28	struct device_node *np;
29#endif
30	printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n");
31	/*
32	 * cpld regs are needed early
33	 */
34	mpc5121_ads_cpld_map();
35
36#ifdef CONFIG_PCI
37	for_each_compatible_node(np, "pci", "fsl,mpc5121-pci")
38		mpc83xx_add_bridge(np);
39#endif
40
41	mpc512x_setup_arch();
42}
43
44static void __init mpc5121_ads_init_IRQ(void)
45{
46	mpc512x_init_IRQ();
47	mpc5121_ads_cpld_pic_init();
48}
49
50/*
51 * Called very early, MMU is off, device-tree isn't unflattened
52 */
53static int __init mpc5121_ads_probe(void)
54{
55	if (!of_machine_is_compatible("fsl,mpc5121ads"))
56		return 0;
57
58	mpc512x_init_early();
59
60	return 1;
61}
62
63define_machine(mpc5121_ads) {
64	.name			= "MPC5121 ADS",
65	.probe			= mpc5121_ads_probe,
66	.setup_arch		= mpc5121_ads_setup_arch,
67	.init			= mpc512x_init,
68	.init_IRQ		= mpc5121_ads_init_IRQ,
69	.get_irq		= ipic_get_irq,
70	.calibrate_decr		= generic_calibrate_decr,
71	.restart		= mpc512x_restart,
72};