1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2008 Emcraft Systems
4 * Sergei Poselenov <sposelenov@emcraft.com>
5 *
6 * Based on MPC8560 ADS and arch/ppc tqm85xx ports
7 *
8 * Maintained by Kumar Gala (see MAINTAINERS for contact information)
9 *
10 * Copyright 2008 Freescale Semiconductor Inc.
11 *
12 * Copyright (c) 2005-2006 DENX Software Engineering
13 * Stefan Roese <sr@denx.de>
14 *
15 * Based on original work by
16 * Kumar Gala <kumar.gala@freescale.com>
17 * Copyright 2004 Freescale Semiconductor Inc.
18 */
19
20#include <linux/stddef.h>
21#include <linux/kernel.h>
22#include <linux/pci.h>
23#include <linux/kdev_t.h>
24#include <linux/delay.h>
25#include <linux/seq_file.h>
26#include <linux/of.h>
27
28#include <asm/time.h>
29#include <asm/machdep.h>
30#include <asm/pci-bridge.h>
31#include <asm/mpic.h>
32#include <mm/mmu_decl.h>
33#include <asm/udbg.h>
34
35#include <sysdev/fsl_soc.h>
36#include <sysdev/fsl_pci.h>
37
38#include "mpc85xx.h"
39#include "socrates_fpga_pic.h"
40
41static void __init socrates_pic_init(void)
42{
43 struct device_node *np;
44
45 struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN,
46 0, 256, " OpenPIC ");
47 BUG_ON(mpic == NULL);
48 mpic_init(mpic);
49
50 np = of_find_compatible_node(NULL, NULL, compat: "abb,socrates-fpga-pic");
51 if (!np) {
52 printk(KERN_ERR "Could not find socrates-fpga-pic node\n");
53 return;
54 }
55 socrates_fpga_pic_init(pic: np);
56 of_node_put(node: np);
57}
58
59/*
60 * Setup the architecture
61 */
62static void __init socrates_setup_arch(void)
63{
64 if (ppc_md.progress)
65 ppc_md.progress("socrates_setup_arch()", 0);
66
67 fsl_pci_assign_primary();
68}
69
70machine_arch_initcall(socrates, mpc85xx_common_publish_devices);
71
72define_machine(socrates) {
73 .name = "Socrates",
74 .compatible = "abb,socrates",
75 .setup_arch = socrates_setup_arch,
76 .init_IRQ = socrates_pic_init,
77 .get_irq = mpic_get_irq,
78 .progress = udbg_progress,
79};
80

source code of linux/arch/powerpc/platforms/85xx/socrates.c