1 /*
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 <linux/atomic.h>
31 #include <asm/time.h>
32 #include <asm/io.h>
33 #include <asm/machdep.h>
34 #include <asm/ipic.h>
35 #include <asm/irq.h>
36 #include <asm/prom.h>
37 #include <asm/udbg.h>
38 #include <sysdev/fsl_soc.h>
39 #include <sysdev/fsl_pci.h>
40
41 #include "mpc83xx.h"
42
43 /* ************************************************************************
44 *
45 * Setup the architecture
46 *
47 */
sbc834x_setup_arch(void)48 static void __init sbc834x_setup_arch(void)
49 {
50 if (ppc_md.progress)
51 ppc_md.progress("sbc834x_setup_arch()", 0);
52
53 mpc83xx_setup_pci();
54 }
55
56 machine_device_initcall(sbc834x, mpc83xx_declare_of_platform_devices);
57
58 /*
59 * Called very early, MMU is off, device-tree isn't unflattened
60 */
sbc834x_probe(void)61 static int __init sbc834x_probe(void)
62 {
63 unsigned long root = of_get_flat_dt_root();
64
65 return of_flat_dt_is_compatible(root, "SBC834xE");
66 }
67
define_machine(sbc834x)68 define_machine(sbc834x) {
69 .name = "SBC834xE",
70 .probe = sbc834x_probe,
71 .setup_arch = sbc834x_setup_arch,
72 .init_IRQ = mpc83xx_ipic_init_IRQ,
73 .get_irq = ipic_get_irq,
74 .restart = mpc83xx_restart,
75 .time_init = mpc83xx_time_init,
76 .calibrate_decr = generic_calibrate_decr,
77 .progress = udbg_progress,
78 };
79