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-rw-r--r--arch/arm/plat-s5pc1xx/cpu.c122
1 files changed, 0 insertions, 122 deletions
diff --git a/arch/arm/plat-s5pc1xx/cpu.c b/arch/arm/plat-s5pc1xx/cpu.c
deleted file mode 100644
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--- a/arch/arm/plat-s5pc1xx/cpu.c
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1/* linux/arch/arm/plat-s5pc1xx/cpu.c
2 *
3 * Copyright 2009 Samsung Electronics Co.
4 * Byungho Min <bhmin@samsung.com>
5 *
6 * S5PC1XX CPU Support
7 *
8 * Based on plat-s3c64xx/cpu.c
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15#include <linux/init.h>
16#include <linux/module.h>
17#include <linux/interrupt.h>
18#include <linux/ioport.h>
19#include <linux/serial_core.h>
20#include <linux/platform_device.h>
21#include <linux/io.h>
22
23#include <mach/hardware.h>
24#include <mach/map.h>
25
26#include <asm/mach/map.h>
27
28#include <plat/regs-serial.h>
29
30#include <plat/cpu.h>
31#include <plat/devs.h>
32#include <plat/clock.h>
33
34#include <plat/s5pc100.h>
35
36/* table of supported CPUs */
37
38static const char name_s5pc100[] = "S5PC100";
39
40static struct cpu_table cpu_ids[] __initdata = {
41 {
42 .idcode = 0x43100000,
43 .idmask = 0xfffff000,
44 .map_io = s5pc100_map_io,
45 .init_clocks = s5pc100_init_clocks,
46 .init_uarts = s5pc100_init_uarts,
47 .init = s5pc100_init,
48 .name = name_s5pc100,
49 },
50};
51/* minimal IO mapping */
52
53/* see notes on uart map in arch/arm/mach-s5pc100/include/mach/debug-macro.S */
54#define UART_OFFS (S3C_PA_UART & 0xffff)
55
56static struct map_desc s5pc1xx_iodesc[] __initdata = {
57 {
58 .virtual = (unsigned long)S5PC1XX_VA_CLK_OTHER,
59 .pfn = __phys_to_pfn(S5PC1XX_PA_CLK_OTHER),
60 .length = SZ_4K,
61 .type = MT_DEVICE,
62 }, {
63 .virtual = (unsigned long)S5PC1XX_VA_GPIO,
64 .pfn = __phys_to_pfn(S5PC100_PA_GPIO),
65 .length = SZ_4K,
66 .type = MT_DEVICE,
67 }, {
68 .virtual = (unsigned long)S5PC1XX_VA_CHIPID,
69 .pfn = __phys_to_pfn(S5PC1XX_PA_CHIPID),
70 .length = SZ_16,
71 .type = MT_DEVICE,
72 }, {
73 .virtual = (unsigned long)S5PC1XX_VA_CLK,
74 .pfn = __phys_to_pfn(S5PC1XX_PA_CLK),
75 .length = SZ_4K,
76 .type = MT_DEVICE,
77 }, {
78 .virtual = (unsigned long)S5PC1XX_VA_PWR,
79 .pfn = __phys_to_pfn(S5PC1XX_PA_PWR),
80 .length = SZ_4K,
81 .type = MT_DEVICE,
82 }, {
83 .virtual = (unsigned long)(S5PC1XX_VA_UART),
84 .pfn = __phys_to_pfn(S5PC1XX_PA_UART),
85 .length = SZ_4K,
86 .type = MT_DEVICE,
87 }, {
88 .virtual = (unsigned long)S5PC1XX_VA_VIC(0),
89 .pfn = __phys_to_pfn(S5PC1XX_PA_VIC(0)),
90 .length = SZ_4K,
91 .type = MT_DEVICE,
92 }, {
93 .virtual = (unsigned long)S5PC1XX_VA_VIC(1),
94 .pfn = __phys_to_pfn(S5PC1XX_PA_VIC(1)),
95 .length = SZ_4K,
96 .type = MT_DEVICE,
97 }, {
98 .virtual = (unsigned long)S5PC1XX_VA_VIC(2),
99 .pfn = __phys_to_pfn(S5PC1XX_PA_VIC(2)),
100 .length = SZ_4K,
101 .type = MT_DEVICE,
102 }, {
103 .virtual = (unsigned long)S5PC1XX_VA_TIMER,
104 .pfn = __phys_to_pfn(S5PC1XX_PA_TIMER),
105 .length = SZ_256,
106 .type = MT_DEVICE,
107 },
108};
109
110/* read cpu identification code */
111
112void __init s5pc1xx_init_io(struct map_desc *mach_desc, int size)
113{
114 unsigned long idcode;
115
116 /* initialise the io descriptors we need for initialisation */
117 iotable_init(s5pc1xx_iodesc, ARRAY_SIZE(s5pc1xx_iodesc));
118 iotable_init(mach_desc, size);
119
120 idcode = __raw_readl(S5PC1XX_VA_CHIPID);
121 s3c_init_cpu(idcode, cpu_ids, ARRAY_SIZE(cpu_ids));
122}