1 /* linux/arch/arm/mach-s3c2416/s3c2416.c
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>
8 * Samsung S3C2416 Mobile CPU support
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.
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.
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
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>
31 #include <linux/platform_device.h>
32 #include <linux/serial_core.h>
33 #include <linux/sysdev.h>
34 #include <linux/clk.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
41 #include <mach/hardware.h>
42 #include <asm/proc-fns.h>
45 #include <mach/reset.h>
46 #include <mach/idle.h>
47 #include <mach/regs-s3c2443-clock.h>
49 #include <plat/s3c2416.h>
50 #include <plat/devs.h>
53 #include <plat/iic-core.h>
55 static struct map_desc s3c2416_iodesc[] __initdata = {
61 struct sysdev_class s3c2416_sysclass = {
62 .name = "s3c2416-core",
65 static struct sys_device s3c2416_sysdev = {
66 .cls = &s3c2416_sysclass,
69 static void s3c2416_hard_reset(void)
71 __raw_writel(S3C2443_SWRST_RESET, S3C2443_SWRST);
74 int __init s3c2416_init(void)
76 printk(KERN_INFO "S3C2416: Initializing architecture\n");
78 s3c24xx_reset_hook = s3c2416_hard_reset;
79 /* s3c24xx_idle = s3c2416_idle; */
81 /* change WDT IRQ number */
82 s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT;
83 s3c_device_wdt.resource[1].end = IRQ_S3C2443_WDT;
85 /* the i2c devices are directly compatible with s3c2440 */
86 s3c_i2c0_setname("s3c2440-i2c");
87 s3c_i2c1_setname("s3c2440-i2c");
89 return sysdev_register(&s3c2416_sysdev);
92 void __init s3c2416_init_uarts(struct s3c2410_uartcfg *cfg, int no)
94 s3c24xx_init_uartdevs("s3c2440-uart", s3c2410_uart_resources, cfg, no);
96 s3c_device_nand.name = "s3c2416-nand";
101 * register the standard cpu IO areas, and any passed in from the
102 * machine specific initialisation.
105 void __init s3c2416_map_io(void)
107 iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc));
110 /* need to register class before we actually register the device, and
111 * we also need to ensure that it has been initialised before any of the
112 * drivers even try to use it (even if not on an s3c2416 based system)
113 * as a driver which may support both 2443 and 2440 may try and use it.
116 static int __init s3c2416_core_init(void)
118 return sysdev_class_register(&s3c2416_sysclass);
121 core_initcall(s3c2416_core_init);