1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Sam440ep board specific routines based off bamboo.c code
4 * original copyrights below
5 *
6 * Wade Farnsworth <wfarnsworth@mvista.com>
7 * Copyright 2004 MontaVista Software Inc.
8 *
9 * Rewritten and ported to the merged powerpc tree:
10 * Josh Boyer <jwboyer@linux.vnet.ibm.com>
11 * Copyright 2007 IBM Corporation
12 *
13 * Modified from bamboo.c for sam440ep:
14 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
15 */
16#include <linux/init.h>
17#include <linux/of_platform.h>
18
19#include <asm/machdep.h>
20#include <asm/udbg.h>
21#include <asm/time.h>
22#include <asm/uic.h>
23#include <asm/pci-bridge.h>
24#include <asm/ppc4xx.h>
25#include <linux/i2c.h>
26
27static const struct of_device_id sam440ep_of_bus[] __initconst = {
28	{ .compatible = "ibm,plb4", },
29	{ .compatible = "ibm,opb", },
30	{ .compatible = "ibm,ebc", },
31	{},
32};
33
34static int __init sam440ep_device_probe(void)
35{
36	of_platform_bus_probe(NULL, sam440ep_of_bus, NULL);
37
38	return 0;
39}
40machine_device_initcall(sam440ep, sam440ep_device_probe);
41
42static int __init sam440ep_probe(void)
43{
44	pci_set_flags(PCI_REASSIGN_ALL_RSRC);
45
46	return 1;
47}
48
49define_machine(sam440ep) {
50	.name 			= "Sam440ep",
51	.compatible		= "acube,sam440ep",
52	.probe 			= sam440ep_probe,
53	.progress 		= udbg_progress,
54	.init_IRQ 		= uic_init_tree,
55	.get_irq 		= uic_get_irq,
56	.restart		= ppc4xx_reset_system,
57};
58
59static struct i2c_board_info sam440ep_rtc_info = {
60	.type = "m41st85",
61	.addr = 0x68,
62	.irq = -1,
63};
64
65static int __init sam440ep_setup_rtc(void)
66{
67	return i2c_register_board_info(0, &sam440ep_rtc_info, 1);
68}
69machine_device_initcall(sam440ep, sam440ep_setup_rtc);
70