1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * P1010RDB Board Setup
4  *
5  * Copyright 2011 Freescale Semiconductor Inc.
6  */
7 
8 #include <linux/stddef.h>
9 #include <linux/kernel.h>
10 #include <linux/pci.h>
11 #include <linux/delay.h>
12 #include <linux/interrupt.h>
13 #include <linux/of.h>
14 
15 #include <asm/time.h>
16 #include <asm/machdep.h>
17 #include <asm/pci-bridge.h>
18 #include <mm/mmu_decl.h>
19 #include <asm/udbg.h>
20 #include <asm/mpic.h>
21 
22 #include <sysdev/fsl_soc.h>
23 #include <sysdev/fsl_pci.h>
24 
25 #include "mpc85xx.h"
26 
p1010_rdb_pic_init(void)27 void __init p1010_rdb_pic_init(void)
28 {
29 	struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
30 	  MPIC_SINGLE_DEST_CPU,
31 	  0, 256, " OpenPIC  ");
32 
33 	BUG_ON(mpic == NULL);
34 
35 	mpic_init(mpic);
36 }
37 
38 
39 /*
40  * Setup the architecture
41  */
p1010_rdb_setup_arch(void)42 static void __init p1010_rdb_setup_arch(void)
43 {
44 	if (ppc_md.progress)
45 		ppc_md.progress("p1010_rdb_setup_arch()", 0);
46 
47 	fsl_pci_assign_primary();
48 
49 	printk(KERN_INFO "P1010 RDB board from Freescale Semiconductor\n");
50 }
51 
52 machine_arch_initcall(p1010_rdb, mpc85xx_common_publish_devices);
53 
54 /*
55  * Called very early, device-tree isn't unflattened
56  */
p1010_rdb_probe(void)57 static int __init p1010_rdb_probe(void)
58 {
59 	if (of_machine_is_compatible("fsl,P1010RDB"))
60 		return 1;
61 	if (of_machine_is_compatible("fsl,P1010RDB-PB"))
62 		return 1;
63 	return 0;
64 }
65 
define_machine(p1010_rdb)66 define_machine(p1010_rdb) {
67 	.name			= "P1010 RDB",
68 	.probe			= p1010_rdb_probe,
69 	.setup_arch		= p1010_rdb_setup_arch,
70 	.init_IRQ		= p1010_rdb_pic_init,
71 #ifdef CONFIG_PCI
72 	.pcibios_fixup_bus	= fsl_pcibios_fixup_bus,
73 	.pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
74 #endif
75 	.get_irq		= mpic_get_irq,
76 	.progress		= udbg_progress,
77 };
78