diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-ap4evb.c')
-rw-r--r-- | arch/arm/mach-shmobile/board-ap4evb.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c new file mode 100644 index 000000000000..a8d815c96232 --- /dev/null +++ b/arch/arm/mach-shmobile/board-ap4evb.c | |||
@@ -0,0 +1,127 @@ | |||
1 | /* | ||
2 | * AP4EVB board support | ||
3 | * | ||
4 | * Copyright (C) 2010 Magnus Damm | ||
5 | * Copyright (C) 2008 Yoshihiro Shimoda | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; version 2 of the License. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
19 | */ | ||
20 | #include <linux/kernel.h> | ||
21 | #include <linux/init.h> | ||
22 | #include <linux/interrupt.h> | ||
23 | #include <linux/irq.h> | ||
24 | #include <linux/platform_device.h> | ||
25 | #include <linux/delay.h> | ||
26 | #include <linux/mtd/mtd.h> | ||
27 | #include <linux/mtd/partitions.h> | ||
28 | #include <linux/mtd/physmap.h> | ||
29 | #include <linux/io.h> | ||
30 | #include <mach/common.h> | ||
31 | #include <asm/mach-types.h> | ||
32 | #include <asm/mach/arch.h> | ||
33 | #include <asm/mach/map.h> | ||
34 | |||
35 | static struct mtd_partition nor_flash_partitions[] = { | ||
36 | { | ||
37 | .name = "loader", | ||
38 | .offset = 0x00000000, | ||
39 | .size = 512 * 1024, | ||
40 | }, | ||
41 | { | ||
42 | .name = "bootenv", | ||
43 | .offset = MTDPART_OFS_APPEND, | ||
44 | .size = 512 * 1024, | ||
45 | }, | ||
46 | { | ||
47 | .name = "kernel_ro", | ||
48 | .offset = MTDPART_OFS_APPEND, | ||
49 | .size = 8 * 1024 * 1024, | ||
50 | .mask_flags = MTD_WRITEABLE, | ||
51 | }, | ||
52 | { | ||
53 | .name = "kernel", | ||
54 | .offset = MTDPART_OFS_APPEND, | ||
55 | .size = 8 * 1024 * 1024, | ||
56 | }, | ||
57 | { | ||
58 | .name = "data", | ||
59 | .offset = MTDPART_OFS_APPEND, | ||
60 | .size = MTDPART_SIZ_FULL, | ||
61 | }, | ||
62 | }; | ||
63 | |||
64 | static struct physmap_flash_data nor_flash_data = { | ||
65 | .width = 2, | ||
66 | .parts = nor_flash_partitions, | ||
67 | .nr_parts = ARRAY_SIZE(nor_flash_partitions), | ||
68 | }; | ||
69 | |||
70 | static struct resource nor_flash_resources[] = { | ||
71 | [0] = { | ||
72 | .start = 0x00000000, | ||
73 | .end = 0x08000000 - 1, | ||
74 | .flags = IORESOURCE_MEM, | ||
75 | } | ||
76 | }; | ||
77 | |||
78 | static struct platform_device nor_flash_device = { | ||
79 | .name = "physmap-flash", | ||
80 | .dev = { | ||
81 | .platform_data = &nor_flash_data, | ||
82 | }, | ||
83 | .num_resources = ARRAY_SIZE(nor_flash_resources), | ||
84 | .resource = nor_flash_resources, | ||
85 | }; | ||
86 | |||
87 | |||
88 | static struct platform_device *ap4evb_devices[] __initdata = { | ||
89 | &nor_flash_device, | ||
90 | }; | ||
91 | |||
92 | static struct map_desc ap4evb_io_desc[] __initdata = { | ||
93 | /* create a 1:1 entity map for 0xe6xxxxxx | ||
94 | * used by CPGA, INTC and PFC. | ||
95 | */ | ||
96 | { | ||
97 | .virtual = 0xe6000000, | ||
98 | .pfn = __phys_to_pfn(0xe6000000), | ||
99 | .length = 256 << 20, | ||
100 | .type = MT_DEVICE_NONSHARED | ||
101 | }, | ||
102 | }; | ||
103 | |||
104 | static void __init ap4evb_map_io(void) | ||
105 | { | ||
106 | iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc)); | ||
107 | |||
108 | /* setup early devices and clocks here as well */ | ||
109 | sh7372_add_early_devices(); | ||
110 | sh7367_clock_init(); /* use g3 clocks for now */ | ||
111 | } | ||
112 | |||
113 | static void __init ap4evb_init(void) | ||
114 | { | ||
115 | sh7372_add_standard_devices(); | ||
116 | |||
117 | platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices)); | ||
118 | } | ||
119 | |||
120 | MACHINE_START(AP4EVB, "ap4evb") | ||
121 | .phys_io = 0xe6000000, | ||
122 | .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc, | ||
123 | .map_io = ap4evb_map_io, | ||
124 | .init_irq = sh7372_init_irq, | ||
125 | .init_machine = ap4evb_init, | ||
126 | .timer = &shmobile_timer, | ||
127 | MACHINE_END | ||