1 /*
2 * Static mappings for Gemini
3 *
4 * Copyright (C) 2001-2006 Storlink, Corp.
5 * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
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; either version 2 of the License, or
10 * (at your option) any later version.
11 */
12 #include <linux/mm.h>
13 #include <linux/init.h>
14
15 #include <asm/mach/map.h>
16
17 #include <mach/hardware.h>
18
19 /* Page table mapping for I/O region */
20 static struct map_desc gemini_io_desc[] __initdata = {
21 {
22 .virtual = (unsigned long)IO_ADDRESS(GEMINI_GLOBAL_BASE),
23 .pfn =__phys_to_pfn(GEMINI_GLOBAL_BASE),
24 .length = SZ_512K,
25 .type = MT_DEVICE,
26 }, {
27 .virtual = (unsigned long)IO_ADDRESS(GEMINI_UART_BASE),
28 .pfn = __phys_to_pfn(GEMINI_UART_BASE),
29 .length = SZ_512K,
30 .type = MT_DEVICE,
31 }, {
32 .virtual = (unsigned long)IO_ADDRESS(GEMINI_TIMER_BASE),
33 .pfn = __phys_to_pfn(GEMINI_TIMER_BASE),
34 .length = SZ_512K,
35 .type = MT_DEVICE,
36 }, {
37 .virtual = (unsigned long)IO_ADDRESS(GEMINI_INTERRUPT_BASE),
38 .pfn = __phys_to_pfn(GEMINI_INTERRUPT_BASE),
39 .length = SZ_512K,
40 .type = MT_DEVICE,
41 }, {
42 .virtual = (unsigned long)IO_ADDRESS(GEMINI_POWER_CTRL_BASE),
43 .pfn = __phys_to_pfn(GEMINI_POWER_CTRL_BASE),
44 .length = SZ_512K,
45 .type = MT_DEVICE,
46 }, {
47 .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(0)),
48 .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(0)),
49 .length = SZ_512K,
50 .type = MT_DEVICE,
51 }, {
52 .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(1)),
53 .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(1)),
54 .length = SZ_512K,
55 .type = MT_DEVICE,
56 }, {
57 .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(2)),
58 .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(2)),
59 .length = SZ_512K,
60 .type = MT_DEVICE,
61 }, {
62 .virtual = (unsigned long)IO_ADDRESS(GEMINI_FLASH_CTRL_BASE),
63 .pfn = __phys_to_pfn(GEMINI_FLASH_CTRL_BASE),
64 .length = SZ_512K,
65 .type = MT_DEVICE,
66 }, {
67 .virtual = (unsigned long)IO_ADDRESS(GEMINI_DRAM_CTRL_BASE),
68 .pfn = __phys_to_pfn(GEMINI_DRAM_CTRL_BASE),
69 .length = SZ_512K,
70 .type = MT_DEVICE,
71 }, {
72 .virtual = (unsigned long)IO_ADDRESS(GEMINI_GENERAL_DMA_BASE),
73 .pfn = __phys_to_pfn(GEMINI_GENERAL_DMA_BASE),
74 .length = SZ_512K,
75 .type = MT_DEVICE,
76 },
77 };
78
gemini_map_io(void)79 void __init gemini_map_io(void)
80 {
81 iotable_init(gemini_io_desc, ARRAY_SIZE(gemini_io_desc));
82 }
83