1/* linux/arch/arm/mach-s3c2443/mach-smdk2443.c
2 *
3 * Copyright (c) 2007 Simtec Electronics
4 *	Ben Dooks <ben@simtec.co.uk>
5 *
6 * http://www.fluff.org/ben/smdk2443/
7 *
8 * Thanks to Samsung for the loan of an SMDK2443
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 version 2 as
12 * published by the Free Software Foundation.
13 *
14*/
15
16#include <linux/kernel.h>
17#include <linux/types.h>
18#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/timer.h>
21#include <linux/init.h>
22#include <linux/serial_core.h>
23#include <linux/serial_s3c.h>
24#include <linux/platform_device.h>
25#include <linux/io.h>
26
27#include <asm/mach/arch.h>
28#include <asm/mach/map.h>
29#include <asm/mach/irq.h>
30
31#include <mach/hardware.h>
32#include <asm/irq.h>
33#include <asm/mach-types.h>
34
35#include <mach/regs-gpio.h>
36#include <mach/regs-lcd.h>
37
38#include <mach/fb.h>
39#include <linux/platform_data/i2c-s3c2410.h>
40
41#include <plat/devs.h>
42#include <plat/cpu.h>
43#include <plat/samsung-time.h>
44
45#include "common.h"
46#include "common-smdk.h"
47
48static struct map_desc smdk2443_iodesc[] __initdata = {
49	/* ISA IO Space map (memory space selected by A24) */
50
51	{
52		.virtual	= (u32)S3C24XX_VA_ISA_WORD,
53		.pfn		= __phys_to_pfn(S3C2410_CS2),
54		.length		= 0x10000,
55		.type		= MT_DEVICE,
56	}, {
57		.virtual	= (u32)S3C24XX_VA_ISA_WORD + 0x10000,
58		.pfn		= __phys_to_pfn(S3C2410_CS2 + (1<<24)),
59		.length		= SZ_4M,
60		.type		= MT_DEVICE,
61	}, {
62		.virtual	= (u32)S3C24XX_VA_ISA_BYTE,
63		.pfn		= __phys_to_pfn(S3C2410_CS2),
64		.length		= 0x10000,
65		.type		= MT_DEVICE,
66	}, {
67		.virtual	= (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
68		.pfn		= __phys_to_pfn(S3C2410_CS2 + (1<<24)),
69		.length		= SZ_4M,
70		.type		= MT_DEVICE,
71	}
72};
73
74#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
75#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
76#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
77
78static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
79	[0] = {
80		.hwport	     = 0,
81		.flags	     = 0,
82		.ucon	     = 0x3c5,
83		.ulcon	     = 0x03,
84		.ufcon	     = 0x51,
85	},
86	[1] = {
87		.hwport	     = 1,
88		.flags	     = 0,
89		.ucon	     = 0x3c5,
90		.ulcon	     = 0x03,
91		.ufcon	     = 0x51,
92	},
93	/* IR port */
94	[2] = {
95		.hwport	     = 2,
96		.flags	     = 0,
97		.ucon	     = 0x3c5,
98		.ulcon	     = 0x43,
99		.ufcon	     = 0x51,
100	},
101	[3] = {
102		.hwport	     = 3,
103		.flags	     = 0,
104		.ucon	     = 0x3c5,
105		.ulcon	     = 0x03,
106		.ufcon	     = 0x51,
107	}
108};
109
110static struct platform_device *smdk2443_devices[] __initdata = {
111	&s3c_device_wdt,
112	&s3c_device_i2c0,
113	&s3c_device_hsmmc1,
114#ifdef CONFIG_SND_SOC_SMDK2443_WM9710
115	&s3c_device_ac97,
116#endif
117	&s3c2443_device_dma,
118};
119
120static void __init smdk2443_map_io(void)
121{
122	s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc));
123	s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs));
124	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
125}
126
127static void __init smdk2443_init_time(void)
128{
129	s3c2443_init_clocks(12000000);
130	samsung_timer_init();
131}
132
133static void __init smdk2443_machine_init(void)
134{
135	s3c_i2c0_set_platdata(NULL);
136
137#ifdef CONFIG_SND_SOC_SMDK2443_WM9710
138	s3c24xx_ac97_setup_gpio(S3C24XX_AC97_GPE0);
139#endif
140
141	platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
142	smdk_machine_init();
143}
144
145MACHINE_START(SMDK2443, "SMDK2443")
146	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
147	.atag_offset	= 0x100,
148
149	.init_irq	= s3c2443_init_irq,
150	.map_io		= smdk2443_map_io,
151	.init_machine	= smdk2443_machine_init,
152	.init_time	= smdk2443_init_time,
153MACHINE_END
154