xref: /OK3568_Linux_fs/kernel/arch/powerpc/platforms/85xx/p1010rdb.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * P1010RDB Board Setup
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2011 Freescale Semiconductor Inc.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <linux/stddef.h>
9*4882a593Smuzhiyun #include <linux/kernel.h>
10*4882a593Smuzhiyun #include <linux/pci.h>
11*4882a593Smuzhiyun #include <linux/delay.h>
12*4882a593Smuzhiyun #include <linux/interrupt.h>
13*4882a593Smuzhiyun #include <linux/of_platform.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include <asm/time.h>
16*4882a593Smuzhiyun #include <asm/machdep.h>
17*4882a593Smuzhiyun #include <asm/pci-bridge.h>
18*4882a593Smuzhiyun #include <mm/mmu_decl.h>
19*4882a593Smuzhiyun #include <asm/prom.h>
20*4882a593Smuzhiyun #include <asm/udbg.h>
21*4882a593Smuzhiyun #include <asm/mpic.h>
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #include <sysdev/fsl_soc.h>
24*4882a593Smuzhiyun #include <sysdev/fsl_pci.h>
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #include "mpc85xx.h"
27*4882a593Smuzhiyun 
p1010_rdb_pic_init(void)28*4882a593Smuzhiyun void __init p1010_rdb_pic_init(void)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun 	struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
31*4882a593Smuzhiyun 	  MPIC_SINGLE_DEST_CPU,
32*4882a593Smuzhiyun 	  0, 256, " OpenPIC  ");
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 	BUG_ON(mpic == NULL);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	mpic_init(mpic);
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun /*
41*4882a593Smuzhiyun  * Setup the architecture
42*4882a593Smuzhiyun  */
p1010_rdb_setup_arch(void)43*4882a593Smuzhiyun static void __init p1010_rdb_setup_arch(void)
44*4882a593Smuzhiyun {
45*4882a593Smuzhiyun 	if (ppc_md.progress)
46*4882a593Smuzhiyun 		ppc_md.progress("p1010_rdb_setup_arch()", 0);
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	fsl_pci_assign_primary();
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 	printk(KERN_INFO "P1010 RDB board from Freescale Semiconductor\n");
51*4882a593Smuzhiyun }
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun machine_arch_initcall(p1010_rdb, mpc85xx_common_publish_devices);
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun /*
56*4882a593Smuzhiyun  * Called very early, device-tree isn't unflattened
57*4882a593Smuzhiyun  */
p1010_rdb_probe(void)58*4882a593Smuzhiyun static int __init p1010_rdb_probe(void)
59*4882a593Smuzhiyun {
60*4882a593Smuzhiyun 	if (of_machine_is_compatible("fsl,P1010RDB"))
61*4882a593Smuzhiyun 		return 1;
62*4882a593Smuzhiyun 	if (of_machine_is_compatible("fsl,P1010RDB-PB"))
63*4882a593Smuzhiyun 		return 1;
64*4882a593Smuzhiyun 	return 0;
65*4882a593Smuzhiyun }
66*4882a593Smuzhiyun 
define_machine(p1010_rdb)67*4882a593Smuzhiyun define_machine(p1010_rdb) {
68*4882a593Smuzhiyun 	.name			= "P1010 RDB",
69*4882a593Smuzhiyun 	.probe			= p1010_rdb_probe,
70*4882a593Smuzhiyun 	.setup_arch		= p1010_rdb_setup_arch,
71*4882a593Smuzhiyun 	.init_IRQ		= p1010_rdb_pic_init,
72*4882a593Smuzhiyun #ifdef CONFIG_PCI
73*4882a593Smuzhiyun 	.pcibios_fixup_bus	= fsl_pcibios_fixup_bus,
74*4882a593Smuzhiyun 	.pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
75*4882a593Smuzhiyun #endif
76*4882a593Smuzhiyun 	.get_irq		= mpic_get_irq,
77*4882a593Smuzhiyun 	.calibrate_decr		= generic_calibrate_decr,
78*4882a593Smuzhiyun 	.progress		= udbg_progress,
79*4882a593Smuzhiyun };
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