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mach-smdk6400.c
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1 /* linux/arch/arm/mach-s3c64xx/mach-smdk6400.c
2  *
3  * Copyright 2008 Simtec Electronics
4  * Ben Dooks <[email protected]>
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/platform_device.h>
20 #include <linux/i2c.h>
21 #include <linux/io.h>
22 
23 #include <asm/mach-types.h>
24 
25 #include <asm/hardware/vic.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/map.h>
28 #include <asm/mach/irq.h>
29 
30 #include <mach/hardware.h>
31 #include <mach/map.h>
32 
33 #include <plat/regs-serial.h>
34 
35 #include <plat/clock.h>
36 #include <plat/devs.h>
37 #include <plat/cpu.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 
65 static void __init smdk6400_map_io(void)
66 {
67  s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
68  s3c24xx_init_clocks(12000000);
69  s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
70 }
71 
72 static struct platform_device *smdk6400_devices[] __initdata = {
75 };
76 
77 static struct i2c_board_info i2c_devs[] __initdata = {
78  { I2C_BOARD_INFO("wm8753", 0x1A), },
79  { I2C_BOARD_INFO("24c08", 0x50), },
80 };
81 
82 static void __init smdk6400_machine_init(void)
83 {
85  platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
86 }
87 
88 MACHINE_START(SMDK6400, "SMDK6400")
89  /* Maintainer: Ben Dooks <[email protected]> */
90  .atag_offset = 0x100,
91 
92  .init_irq = s3c6400_init_irq,
93  .handle_irq = vic_handle_irq,
94  .map_io = smdk6400_map_io,
95  .init_machine = smdk6400_machine_init,
96  .init_late = s3c64xx_init_late,
97  .timer = &s3c24xx_timer,
98  .restart = s3c64xx_restart,