1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
/* linux/arch/arm/mach-s5pv210/cpu.c
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/sysdev.h>
#include <linux/platform_device.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/proc-fns.h>
#include <mach/map.h>
#include <mach/regs-clock.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/clock.h>
#include <plat/s5pv210.h>
#include <plat/iic-core.h>
#include <plat/sdhci.h>
/* Initial IO mappings */
static struct map_desc s5pv210_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_SYSTIMER,
.pfn = __phys_to_pfn(S5PV210_PA_SYSTIMER),
.length = SZ_1M,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC2,
.pfn = __phys_to_pfn(S5PV210_PA_VIC2),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC3,
.pfn = __phys_to_pfn(S5PV210_PA_VIC3),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(S5PV210_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
}
};
static void s5pv210_idle(void)
{
if (!need_resched())
cpu_do_idle();
local_irq_enable();
}
/* s5pv210_map_io
*
* register the standard cpu IO areas
*/
void __init s5pv210_map_io(void)
{
s3c_device_adc.name = "s3c64xx-adc";
iotable_init(s5pv210_iodesc, ARRAY_SIZE(s5pv210_iodesc));
/* initialise device information early */
s5pv210_default_sdhci0();
s5pv210_default_sdhci1();
s5pv210_default_sdhci2();
/* the i2c devices are directly compatible with s3c2440 */
s3c_i2c0_setname("s3c2440-i2c");
s3c_i2c1_setname("s3c2440-i2c");
s3c_i2c2_setname("s3c2440-i2c");
}
void __init s5pv210_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
s3c24xx_register_baseclocks(xtal);
s5p_register_clocks(xtal);
s5pv210_register_clocks();
s5pv210_setup_clocks();
}
void __init s5pv210_init_irq(void)
{
u32 vic[4]; /* S5PV210 supports 4 VIC */
/* All the VICs are fully populated. */
vic[0] = ~0;
vic[1] = ~0;
vic[2] = ~0;
vic[3] = ~0;
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
struct sysdev_class s5pv210_sysclass = {
.name = "s5pv210-core",
};
static struct sys_device s5pv210_sysdev = {
.cls = &s5pv210_sysclass,
};
static int __init s5pv210_core_init(void)
{
return sysdev_class_register(&s5pv210_sysclass);
}
core_initcall(s5pv210_core_init);
int __init s5pv210_init(void)
{
printk(KERN_INFO "S5PV210: Initializing architecture\n");
/* set idle function */
pm_idle = s5pv210_idle;
return sysdev_register(&s5pv210_sysdev);
}
|