1 /*
2 * P1010RDB Board Setup
3 *
4 * Copyright 2011 Freescale Semiconductor Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 */
11
12 #include <linux/stddef.h>
13 #include <linux/kernel.h>
14 #include <linux/pci.h>
15 #include <linux/delay.h>
16 #include <linux/interrupt.h>
17 #include <linux/of_platform.h>
18
19 #include <asm/system.h>
20 #include <asm/time.h>
21 #include <asm/machdep.h>
22 #include <asm/pci-bridge.h>
23 #include <mm/mmu_decl.h>
24 #include <asm/prom.h>
25 #include <asm/udbg.h>
26 #include <asm/mpic.h>
27
28 #include <sysdev/fsl_soc.h>
29 #include <sysdev/fsl_pci.h>
30
31 #include "mpc85xx.h"
32
p1010_rdb_pic_init(void)33 void __init p1010_rdb_pic_init(void)
34 {
35 struct mpic *mpic = mpic_alloc(NULL, 0,
36 MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
37 MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
38 0, 256, " OpenPIC ");
39
40 BUG_ON(mpic == NULL);
41
42 mpic_init(mpic);
43 }
44
45
46 /*
47 * Setup the architecture
48 */
p1010_rdb_setup_arch(void)49 static void __init p1010_rdb_setup_arch(void)
50 {
51 #ifdef CONFIG_PCI
52 struct device_node *np;
53 #endif
54
55 if (ppc_md.progress)
56 ppc_md.progress("p1010_rdb_setup_arch()", 0);
57
58 #ifdef CONFIG_PCI
59 for_each_node_by_type(np, "pci") {
60 if (of_device_is_compatible(np, "fsl,p1010-pcie"))
61 fsl_add_bridge(np, 0);
62 }
63
64 #endif
65
66 printk(KERN_INFO "P1010 RDB board from Freescale Semiconductor\n");
67 }
68
69 machine_device_initcall(p1010_rdb, mpc85xx_common_publish_devices);
70 machine_arch_initcall(p1010_rdb, swiotlb_setup_bus_notifier);
71
72 /*
73 * Called very early, device-tree isn't unflattened
74 */
p1010_rdb_probe(void)75 static int __init p1010_rdb_probe(void)
76 {
77 unsigned long root = of_get_flat_dt_root();
78
79 if (of_flat_dt_is_compatible(root, "fsl,P1010RDB"))
80 return 1;
81 return 0;
82 }
83
define_machine(p1010_rdb)84 define_machine(p1010_rdb) {
85 .name = "P1010 RDB",
86 .probe = p1010_rdb_probe,
87 .setup_arch = p1010_rdb_setup_arch,
88 .init_IRQ = p1010_rdb_pic_init,
89 #ifdef CONFIG_PCI
90 .pcibios_fixup_bus = fsl_pcibios_fixup_bus,
91 #endif
92 .get_irq = mpic_get_irq,
93 .restart = fsl_rstcr_restart,
94 .calibrate_decr = generic_calibrate_decr,
95 .progress = udbg_progress,
96 };
97