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Diffstat (limited to 'arch/sh/boards/board-rsk7203.c')
-rw-r--r-- | arch/sh/boards/board-rsk7203.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/arch/sh/boards/board-rsk7203.c b/arch/sh/boards/board-rsk7203.c new file mode 100644 index 000000000000..ffbedc59a973 --- /dev/null +++ b/arch/sh/boards/board-rsk7203.c | |||
@@ -0,0 +1,136 @@ | |||
1 | /* | ||
2 | * Renesas Technology Europe RSK+ 7203 Support. | ||
3 | * | ||
4 | * Copyright (C) 2008 Paul Mundt | ||
5 | * | ||
6 | * This file is subject to the terms and conditions of the GNU General Public | ||
7 | * License. See the file "COPYING" in the main directory of this archive | ||
8 | * for more details. | ||
9 | */ | ||
10 | #include <linux/init.h> | ||
11 | #include <linux/types.h> | ||
12 | #include <linux/platform_device.h> | ||
13 | #include <linux/interrupt.h> | ||
14 | #include <linux/mtd/mtd.h> | ||
15 | #include <linux/mtd/partitions.h> | ||
16 | #include <linux/mtd/physmap.h> | ||
17 | #include <linux/mtd/map.h> | ||
18 | #include <linux/smc911x.h> | ||
19 | #include <asm/machvec.h> | ||
20 | #include <asm/io.h> | ||
21 | |||
22 | static struct smc911x_platdata smc911x_info = { | ||
23 | .flags = SMC911X_USE_16BIT, | ||
24 | .irq_flags = IRQF_TRIGGER_LOW, | ||
25 | }; | ||
26 | |||
27 | static struct resource smc911x_resources[] = { | ||
28 | [0] = { | ||
29 | .start = 0x24000000, | ||
30 | .end = 0x24000000 + 0x100, | ||
31 | .flags = IORESOURCE_MEM, | ||
32 | }, | ||
33 | [1] = { | ||
34 | .start = 64, | ||
35 | .end = 64, | ||
36 | .flags = IORESOURCE_IRQ, | ||
37 | }, | ||
38 | }; | ||
39 | |||
40 | static struct platform_device smc911x_device = { | ||
41 | .name = "smc911x", | ||
42 | .id = -1, | ||
43 | .num_resources = ARRAY_SIZE(smc911x_resources), | ||
44 | .resource = smc911x_resources, | ||
45 | .dev = { | ||
46 | .platform_data = &smc911x_info, | ||
47 | }, | ||
48 | }; | ||
49 | |||
50 | static const char *probes[] = { "cmdlinepart", NULL }; | ||
51 | |||
52 | static struct mtd_partition *parsed_partitions; | ||
53 | |||
54 | static struct mtd_partition rsk7203_partitions[] = { | ||
55 | { | ||
56 | .name = "Bootloader", | ||
57 | .offset = 0x00000000, | ||
58 | .size = 0x00040000, | ||
59 | .mask_flags = MTD_WRITEABLE, | ||
60 | }, { | ||
61 | .name = "Kernel", | ||
62 | .offset = MTDPART_OFS_NXTBLK, | ||
63 | .size = 0x001c0000, | ||
64 | }, { | ||
65 | .name = "Flash_FS", | ||
66 | .offset = MTDPART_OFS_NXTBLK, | ||
67 | .size = MTDPART_SIZ_FULL, | ||
68 | } | ||
69 | }; | ||
70 | |||
71 | static struct physmap_flash_data flash_data = { | ||
72 | .width = 2, | ||
73 | }; | ||
74 | |||
75 | static struct resource flash_resource = { | ||
76 | .start = 0x20000000, | ||
77 | .end = 0x20400000, | ||
78 | .flags = IORESOURCE_MEM, | ||
79 | }; | ||
80 | |||
81 | static struct platform_device flash_device = { | ||
82 | .name = "physmap-flash", | ||
83 | .id = -1, | ||
84 | .resource = &flash_resource, | ||
85 | .num_resources = 1, | ||
86 | .dev = { | ||
87 | .platform_data = &flash_data, | ||
88 | }, | ||
89 | }; | ||
90 | |||
91 | static struct mtd_info *flash_mtd; | ||
92 | |||
93 | static struct map_info rsk7203_flash_map = { | ||
94 | .name = "RSK+ Flash", | ||
95 | .size = 0x400000, | ||
96 | .bankwidth = 2, | ||
97 | }; | ||
98 | |||
99 | static void __init set_mtd_partitions(void) | ||
100 | { | ||
101 | int nr_parts = 0; | ||
102 | |||
103 | simple_map_init(&rsk7203_flash_map); | ||
104 | flash_mtd = do_map_probe("cfi_probe", &rsk7203_flash_map); | ||
105 | nr_parts = parse_mtd_partitions(flash_mtd, probes, | ||
106 | &parsed_partitions, 0); | ||
107 | /* If there is no partition table, used the hard coded table */ | ||
108 | if (nr_parts <= 0) { | ||
109 | flash_data.parts = rsk7203_partitions; | ||
110 | flash_data.nr_parts = ARRAY_SIZE(rsk7203_partitions); | ||
111 | } else { | ||
112 | flash_data.nr_parts = nr_parts; | ||
113 | flash_data.parts = parsed_partitions; | ||
114 | } | ||
115 | } | ||
116 | |||
117 | |||
118 | static struct platform_device *rsk7203_devices[] __initdata = { | ||
119 | &smc911x_device, | ||
120 | &flash_device, | ||
121 | }; | ||
122 | |||
123 | static int __init rsk7203_devices_setup(void) | ||
124 | { | ||
125 | set_mtd_partitions(); | ||
126 | return platform_add_devices(rsk7203_devices, | ||
127 | ARRAY_SIZE(rsk7203_devices)); | ||
128 | } | ||
129 | device_initcall(rsk7203_devices_setup); | ||
130 | |||
131 | /* | ||
132 | * The Machine Vector | ||
133 | */ | ||
134 | static struct sh_machine_vector mv_rsk7203 __initmv = { | ||
135 | .mv_name = "RSK+7203", | ||
136 | }; | ||