1 /* linux/arch/arm/mach-s3c64xx/mach-smdk6400.c
2 *
3 * Copyright 2008 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 * http://armlinux.simtec.co.uk/
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12 #include <linux/kernel.h>
13 #include <linux/types.h>
14 #include <linux/interrupt.h>
15 #include <linux/list.h>
16 #include <linux/timer.h>
17 #include <linux/init.h>
18 #include <linux/serial_core.h>
19 #include <linux/serial_s3c.h>
20 #include <linux/platform_device.h>
21 #include <linux/i2c.h>
22 #include <linux/io.h>
23
24 #include <asm/mach-types.h>
25
26 #include <asm/mach/arch.h>
27 #include <asm/mach/map.h>
28 #include <asm/mach/irq.h>
29
30 #include <mach/irqs.h>
31 #include <mach/hardware.h>
32 #include <mach/map.h>
33
34 #include <plat/devs.h>
35 #include <plat/cpu.h>
36 #include <linux/platform_data/i2c-s3c2410.h>
37 #include <mach/gpio-samsung.h>
38 #include <plat/samsung-time.h>
39
40 #include "common.h"
41
42 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
43 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
44 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
45
46 static struct s3c2410_uartcfg smdk6400_uartcfgs[] __initdata = {
47 [0] = {
48 .hwport = 0,
49 .flags = 0,
50 .ucon = 0x3c5,
51 .ulcon = 0x03,
52 .ufcon = 0x51,
53 },
54 [1] = {
55 .hwport = 1,
56 .flags = 0,
57 .ucon = 0x3c5,
58 .ulcon = 0x03,
59 .ufcon = 0x51,
60 },
61 };
62
63 static struct map_desc smdk6400_iodesc[] = {};
64
smdk6400_map_io(void)65 static void __init smdk6400_map_io(void)
66 {
67 s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
68 s3c64xx_set_xtal_freq(12000000);
69 s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
70 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
71 }
72
73 static struct platform_device *smdk6400_devices[] __initdata = {
74 &s3c_device_hsmmc1,
75 &s3c_device_i2c0,
76 };
77
78 static struct i2c_board_info i2c_devs[] __initdata = {
79 { I2C_BOARD_INFO("wm8753", 0x1A), },
80 { I2C_BOARD_INFO("24c08", 0x50), },
81 };
82
smdk6400_machine_init(void)83 static void __init smdk6400_machine_init(void)
84 {
85 i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs));
86 platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
87 }
88
89 MACHINE_START(SMDK6400, "SMDK6400")
90 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
91 .atag_offset = 0x100,
92 .nr_irqs = S3C64XX_NR_IRQS,
93 .init_irq = s3c6400_init_irq,
94 .map_io = smdk6400_map_io,
95 .init_machine = smdk6400_machine_init,
96 .init_time = samsung_timer_init,
97 .restart = s3c64xx_restart,
98 MACHINE_END
99