ARM: EXYNOS: Remove unused header file from pm_domains.c
[deliverable/linux.git] / arch / arm / mach-s3c24xx / s3c2416.c
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1/* linux/arch/arm/mach-s3c2416/s3c2416.c
2 *
3 * Copyright (c) 2009 Yauhen Kharuzhy <jekhor@gmail.com>,
4 * as part of OpenInkpot project
5 * Copyright (c) 2009 Promwad Innovation Company
6 * Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com>
7 *
8 * Samsung S3C2416 Mobile CPU support
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 as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23*/
24
25#include <linux/kernel.h>
26#include <linux/types.h>
27#include <linux/interrupt.h>
28#include <linux/list.h>
29#include <linux/timer.h>
30#include <linux/init.h>
eb90de4a 31#include <linux/gpio.h>
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32#include <linux/platform_device.h>
33#include <linux/serial_core.h>
4a858cfc 34#include <linux/device.h>
bb072c3c 35#include <linux/syscore_ops.h>
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36#include <linux/clk.h>
37#include <linux/io.h>
7b6d864b 38#include <linux/reboot.h>
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39
40#include <asm/mach/arch.h>
41#include <asm/mach/map.h>
42#include <asm/mach/irq.h>
43
44#include <mach/hardware.h>
b0161caa 45#include <mach/gpio-samsung.h>
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46#include <asm/proc-fns.h>
47#include <asm/irq.h>
9f97da78 48#include <asm/system_misc.h>
f1290a49 49
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50#include <mach/regs-s3c2443-clock.h>
51
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52#include <plat/gpio-core.h>
53#include <plat/gpio-cfg.h>
54#include <plat/gpio-cfg-helpers.h>
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55#include <plat/devs.h>
56#include <plat/cpu.h>
c29cfa6d 57#include <plat/sdhci.h>
bb072c3c 58#include <plat/pm.h>
f1290a49 59
e12ef7f0 60#include <plat/iic-core.h>
eb42b044 61#include <plat/fb-core.h>
ef3f2dd4 62#include <plat/nand-core.h>
35cc3cea 63#include <plat/adc-core.h>
b2994d31 64#include <plat/rtc-core.h>
308b3afb 65#include <plat/spi-core.h>
e12ef7f0 66
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67#include "common.h"
68
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69static struct map_desc s3c2416_iodesc[] __initdata = {
70 IODESC_ENT(WATCHDOG),
71 IODESC_ENT(CLKPWR),
72 IODESC_ENT(TIMER),
73};
74
4a858cfc 75struct bus_type s3c2416_subsys = {
f1290a49 76 .name = "s3c2416-core",
4a858cfc 77 .dev_name = "s3c2416-core",
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78};
79
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80static struct device s3c2416_dev = {
81 .bus = &s3c2416_subsys,
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82};
83
7b6d864b 84void s3c2416_restart(enum reboot_mode mode, const char *cmd)
f1290a49 85{
7b6d864b 86 if (mode == REBOOT_SOFT)
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87 soft_restart(0);
88
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89 __raw_writel(S3C2443_SWRST_RESET, S3C2443_SWRST);
90}
91
92int __init s3c2416_init(void)
93{
94 printk(KERN_INFO "S3C2416: Initializing architecture\n");
95
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96 /* change WDT IRQ number */
97 s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT;
98 s3c_device_wdt.resource[1].end = IRQ_S3C2443_WDT;
99
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100 /* the i2c devices are directly compatible with s3c2440 */
101 s3c_i2c0_setname("s3c2440-i2c");
102 s3c_i2c1_setname("s3c2440-i2c");
103
eb42b044 104 s3c_fb_setname("s3c2443-fb");
f64bea43 105
35cc3cea 106 s3c_adc_setname("s3c2416-adc");
b2994d31 107 s3c_rtc_setname("s3c2416-rtc");
35cc3cea 108
fb630b9f 109#ifdef CONFIG_PM
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110 register_syscore_ops(&s3c2416_pm_syscore_ops);
111 register_syscore_ops(&s3c24xx_irq_syscore_ops);
0e944e27 112 register_syscore_ops(&s3c2416_irq_syscore_ops);
d8fdec16 113#endif
bb072c3c 114
4a858cfc 115 return device_register(&s3c2416_dev);
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116}
117
118void __init s3c2416_init_uarts(struct s3c2410_uartcfg *cfg, int no)
119{
120 s3c24xx_init_uartdevs("s3c2440-uart", s3c2410_uart_resources, cfg, no);
121
4bc77866 122 s3c_nand_setname("s3c2412-nand");
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123}
124
125/* s3c2416_map_io
126 *
127 * register the standard cpu IO areas, and any passed in from the
128 * machine specific initialisation.
129 */
130
131void __init s3c2416_map_io(void)
132{
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133 s3c24xx_gpiocfg_default.set_pull = samsung_gpio_setpull_updown;
134 s3c24xx_gpiocfg_default.get_pull = samsung_gpio_getpull_updown;
eb90de4a 135
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136 /* initialize device information early */
137 s3c2416_default_sdhci0();
138 s3c2416_default_sdhci1();
308b3afb 139 s3c64xx_spi_setname("s3c2443-spi");
c29cfa6d 140
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141 iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc));
142}
143
4a858cfc 144/* need to register the subsystem before we actually register the device, and
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145 * we also need to ensure that it has been initialised before any of the
146 * drivers even try to use it (even if not on an s3c2416 based system)
147 * as a driver which may support both 2443 and 2440 may try and use it.
148*/
149
150static int __init s3c2416_core_init(void)
151{
4a858cfc 152 return subsys_system_register(&s3c2416_subsys, NULL);
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153}
154
155core_initcall(s3c2416_core_init);
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