1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * SBC8641D board specific routines
4 *
5 * Copyright 2008 Wind River Systems Inc.
6 *
7 * By Paul Gortmaker (see MAINTAINERS for contact information)
8 *
9 * Based largely on the 8641 HPCN support by Freescale Semiconductor Inc.
10 */
11
12#include <linux/stddef.h>
13#include <linux/kernel.h>
14#include <linux/pci.h>
15#include <linux/kdev_t.h>
16#include <linux/delay.h>
17#include <linux/seq_file.h>
18#include <linux/of_platform.h>
19
20#include <asm/time.h>
21#include <asm/machdep.h>
22#include <asm/pci-bridge.h>
23#include <asm/prom.h>
24#include <mm/mmu_decl.h>
25#include <asm/udbg.h>
26
27#include <asm/mpic.h>
28
29#include <sysdev/fsl_pci.h>
30#include <sysdev/fsl_soc.h>
31
32#include "mpc86xx.h"
33
34static void __init
35sbc8641_setup_arch(void)
36{
37	if (ppc_md.progress)
38		ppc_md.progress("sbc8641_setup_arch()", 0);
39
40	printk("SBC8641 board from Wind River\n");
41
42#ifdef CONFIG_SMP
43	mpc86xx_smp_init();
44#endif
45
46	fsl_pci_assign_primary();
47}
48
49
50static void
51sbc8641_show_cpuinfo(struct seq_file *m)
52{
53	uint svid = mfspr(SPRN_SVR);
54
55	seq_printf(m, "Vendor\t\t: Wind River Systems\n");
56
57	seq_printf(m, "SVR\t\t: 0x%x\n", svid);
58}
59
60
61/*
62 * Called very early, device-tree isn't unflattened
63 */
64static int __init sbc8641_probe(void)
65{
66	if (of_machine_is_compatible("wind,sbc8641"))
67		return 1;	/* Looks good */
68
69	return 0;
70}
71
72machine_arch_initcall(sbc8641, mpc86xx_common_publish_devices);
73
74define_machine(sbc8641) {
75	.name			= "SBC8641D",
76	.probe			= sbc8641_probe,
77	.setup_arch		= sbc8641_setup_arch,
78	.init_IRQ		= mpc86xx_init_irq,
79	.show_cpuinfo		= sbc8641_show_cpuinfo,
80	.get_irq		= mpic_get_irq,
81	.time_init		= mpc86xx_time_init,
82	.calibrate_decr		= generic_calibrate_decr,
83	.progress		= udbg_progress,
84#ifdef CONFIG_PCI
85	.pcibios_fixup_bus	= fsl_pcibios_fixup_bus,
86#endif
87};
88