1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Board setup routines for the Emerson/Artesyn MVME2500
4 *
5 * Copyright 2014 Elettra-Sincrotrone Trieste S.C.p.A.
6 *
7 * Based on earlier code by:
8 *
9 * Xianghua Xiao (x.xiao@freescale.com)
10 * Tom Armistead (tom.armistead@emerson.com)
11 * Copyright 2012 Emerson
12 *
13 * Author Alessio Igor Bogani <alessio.bogani@elettra.eu>
14 */
15
16 #include <linux/pci.h>
17 #include <asm/udbg.h>
18 #include <asm/mpic.h>
19 #include <sysdev/fsl_soc.h>
20 #include <sysdev/fsl_pci.h>
21
22 #include "mpc85xx.h"
23
mvme2500_pic_init(void)24 void __init mvme2500_pic_init(void)
25 {
26 struct mpic *mpic = mpic_alloc(NULL, 0,
27 MPIC_BIG_ENDIAN | MPIC_SINGLE_DEST_CPU,
28 0, 256, " OpenPIC ");
29 BUG_ON(mpic == NULL);
30 mpic_init(mpic);
31 }
32
33 /*
34 * Setup the architecture
35 */
mvme2500_setup_arch(void)36 static void __init mvme2500_setup_arch(void)
37 {
38 if (ppc_md.progress)
39 ppc_md.progress("mvme2500_setup_arch()", 0);
40 fsl_pci_assign_primary();
41 pr_info("MVME2500 board from Artesyn\n");
42 }
43
44 machine_arch_initcall(mvme2500, mpc85xx_common_publish_devices);
45
46 /*
47 * Called very early, device-tree isn't unflattened
48 */
mvme2500_probe(void)49 static int __init mvme2500_probe(void)
50 {
51 return of_machine_is_compatible("artesyn,MVME2500");
52 }
53
define_machine(mvme2500)54 define_machine(mvme2500) {
55 .name = "MVME2500",
56 .probe = mvme2500_probe,
57 .setup_arch = mvme2500_setup_arch,
58 .init_IRQ = mvme2500_pic_init,
59 #ifdef CONFIG_PCI
60 .pcibios_fixup_bus = fsl_pcibios_fixup_bus,
61 .pcibios_fixup_phb = fsl_pcibios_fixup_phb,
62 #endif
63 .get_irq = mpic_get_irq,
64 .calibrate_decr = generic_calibrate_decr,
65 .progress = udbg_progress,
66 };
67