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Paul Gortmakera43414c2008-01-24 18:41:30 -05001/*
2 * arch/powerpc/platforms/83xx/sbc834x.c
3 *
4 * Wind River SBC834x board specific routines
5 *
6 * By Paul Gortmaker (see MAINTAINERS for contact information)
7 *
8 * Based largely on the mpc834x_mds.c support by Kumar Gala.
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 */
15
16#include <linux/stddef.h>
17#include <linux/kernel.h>
18#include <linux/init.h>
19#include <linux/errno.h>
20#include <linux/reboot.h>
21#include <linux/pci.h>
22#include <linux/kdev_t.h>
23#include <linux/major.h>
24#include <linux/console.h>
25#include <linux/delay.h>
26#include <linux/seq_file.h>
27#include <linux/root_dev.h>
28#include <linux/of_platform.h>
29
30#include <asm/system.h>
Arun Sharma60063492011-07-26 16:09:06 -070031#include <linux/atomic.h>
Paul Gortmakera43414c2008-01-24 18:41:30 -050032#include <asm/time.h>
33#include <asm/io.h>
34#include <asm/machdep.h>
35#include <asm/ipic.h>
36#include <asm/irq.h>
37#include <asm/prom.h>
38#include <asm/udbg.h>
39#include <sysdev/fsl_soc.h>
John Rigby76fe1ff2008-06-26 11:07:57 -060040#include <sysdev/fsl_pci.h>
Paul Gortmakera43414c2008-01-24 18:41:30 -050041
42#include "mpc83xx.h"
43
44/* ************************************************************************
45 *
46 * Setup the architecture
47 *
48 */
49static void __init sbc834x_setup_arch(void)
50{
Paul Gortmakera43414c2008-01-24 18:41:30 -050051 if (ppc_md.progress)
52 ppc_md.progress("sbc834x_setup_arch()", 0);
53
Dmitry Eremin-Solenikovbede4802011-11-17 18:48:48 +040054 mpc83xx_setup_pci();
Paul Gortmakera43414c2008-01-24 18:41:30 -050055}
56
Dmitry Eremin-Solenikov7669d582011-11-17 18:48:47 +040057machine_device_initcall(sbc834x, mpc83xx_declare_of_platform_devices);
Paul Gortmakera43414c2008-01-24 18:41:30 -050058
59/*
60 * Called very early, MMU is off, device-tree isn't unflattened
61 */
62static int __init sbc834x_probe(void)
63{
64 unsigned long root = of_get_flat_dt_root();
65
Paul Gortmakerdabc7842011-12-05 11:41:07 -050066 return of_flat_dt_is_compatible(root, "SBC834xE");
Paul Gortmakera43414c2008-01-24 18:41:30 -050067}
68
69define_machine(sbc834x) {
Paul Gortmakerdabc7842011-12-05 11:41:07 -050070 .name = "SBC834xE",
Paul Gortmakera43414c2008-01-24 18:41:30 -050071 .probe = sbc834x_probe,
72 .setup_arch = sbc834x_setup_arch,
Dmitry Eremin-Solenikovd4fb5eb2011-07-22 23:55:42 +040073 .init_IRQ = mpc83xx_ipic_init_IRQ,
Paul Gortmakera43414c2008-01-24 18:41:30 -050074 .get_irq = ipic_get_irq,
75 .restart = mpc83xx_restart,
76 .time_init = mpc83xx_time_init,
77 .calibrate_decr = generic_calibrate_decr,
78 .progress = udbg_progress,
79};