1/*
2 * board-sg.c -- support for the SnapGear KS8695 based boards
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8
9#include <linux/kernel.h>
10#include <linux/types.h>
11#include <linux/init.h>
12#include <linux/platform_device.h>
13#include <linux/mtd/mtd.h>
14#include <linux/mtd/map.h>
15#include <linux/mtd/physmap.h>
16#include <linux/mtd/partitions.h>
17#include <asm/mach-types.h>
18#include <asm/mach/arch.h>
19#include <mach/devices.h>
20#include "generic.h"
21
22/*
23 * The SG310 machine type is fitted with a conventional 8MB Strataflash
24 * device. Define its partitioning.
25 */
26#define	FL_BASE		0x02000000
27#define	FL_SIZE		SZ_8M
28
29static struct mtd_partition sg_mtd_partitions[] = {
30	[0] = {
31		.name	= "SnapGear Boot Loader",
32		.size	= SZ_128K,
33	},
34	[1] = {
35		.name	= "SnapGear non-volatile configuration",
36		.size	= SZ_512K,
37		.offset	= SZ_256K,
38	},
39	[2] = {
40		.name	= "SnapGear image",
41		.offset	= SZ_512K + SZ_256K,
42	},
43	[3] = {
44		.name	= "SnapGear StrataFlash",
45	},
46	[4] = {
47		.name	= "SnapGear Boot Tags",
48		.size	= SZ_128K,
49		.offset	= SZ_128K,
50	},
51};
52
53static struct physmap_flash_data sg_mtd_pdata = {
54	.width		= 1,
55	.nr_parts	= ARRAY_SIZE(sg_mtd_partitions),
56	.parts		= sg_mtd_partitions,
57};
58
59
60static struct resource sg_mtd_resource[] = {
61	[0] = {
62		.start = FL_BASE,
63		.end   = FL_BASE + FL_SIZE - 1,
64		.flags = IORESOURCE_MEM,
65	},
66};
67
68static struct platform_device sg_mtd_device = {
69	.name		= "physmap-flash",
70	.id		= 0,
71	.num_resources	= ARRAY_SIZE(sg_mtd_resource),
72	.resource	= sg_mtd_resource,
73	.dev		= {
74		.platform_data = &sg_mtd_pdata,
75	},
76};
77
78static void __init sg_init(void)
79{
80	ks8695_add_device_lan();
81	ks8695_add_device_wan();
82
83	if (machine_is_sg310())
84		platform_device_register(&sg_mtd_device);
85}
86
87#ifdef CONFIG_MACH_LITE300
88MACHINE_START(LITE300, "SecureComputing/SG300")
89	/* SnapGear */
90	.atag_offset	= 0x100,
91	.map_io		= ks8695_map_io,
92	.init_irq	= ks8695_init_irq,
93	.init_machine	= sg_init,
94	.init_time	= ks8695_timer_init,
95	.restart	= ks8695_restart,
96MACHINE_END
97#endif
98
99#ifdef CONFIG_MACH_SG310
100MACHINE_START(SG310, "McAfee/SG310")
101	/* SnapGear */
102	.atag_offset	= 0x100,
103	.map_io		= ks8695_map_io,
104	.init_irq	= ks8695_init_irq,
105	.init_machine	= sg_init,
106	.init_time	= ks8695_timer_init,
107	.restart	= ks8695_restart,
108MACHINE_END
109#endif
110
111#ifdef CONFIG_MACH_SE4200
112MACHINE_START(SE4200, "SecureComputing/SE4200")
113	/* SnapGear */
114	.atag_offset	= 0x100,
115	.map_io		= ks8695_map_io,
116	.init_irq	= ks8695_init_irq,
117	.init_machine	= sg_init,
118	.init_time	= ks8695_timer_init,
119	.restart	= ks8695_restart,
120MACHINE_END
121#endif
122