Merge branch 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel...
[~shefty/rdma-dev.git] / arch / arm / mach-s3c24xx / mach-smdk2443.c
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/platform_device.h>
24 #include <linux/io.h>
25
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 <asm/irq.h>
32 #include <asm/mach-types.h>
33
34 #include <plat/regs-serial.h>
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/s3c2410.h>
42 #include <plat/s3c2443.h>
43 #include <plat/clock.h>
44 #include <plat/devs.h>
45 #include <plat/cpu.h>
46
47 #include <plat/common-smdk.h>
48
49 static struct map_desc smdk2443_iodesc[] __initdata = {
50         /* ISA IO Space map (memory space selected by A24) */
51
52         {
53                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
54                 .pfn            = __phys_to_pfn(S3C2410_CS2),
55                 .length         = 0x10000,
56                 .type           = MT_DEVICE,
57         }, {
58                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
59                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
60                 .length         = SZ_4M,
61                 .type           = MT_DEVICE,
62         }, {
63                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
64                 .pfn            = __phys_to_pfn(S3C2410_CS2),
65                 .length         = 0x10000,
66                 .type           = MT_DEVICE,
67         }, {
68                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
69                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
70                 .length         = SZ_4M,
71                 .type           = MT_DEVICE,
72         }
73 };
74
75 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
76 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
77 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
78
79 static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
80         [0] = {
81                 .hwport      = 0,
82                 .flags       = 0,
83                 .ucon        = 0x3c5,
84                 .ulcon       = 0x03,
85                 .ufcon       = 0x51,
86         },
87         [1] = {
88                 .hwport      = 1,
89                 .flags       = 0,
90                 .ucon        = 0x3c5,
91                 .ulcon       = 0x03,
92                 .ufcon       = 0x51,
93         },
94         /* IR port */
95         [2] = {
96                 .hwport      = 2,
97                 .flags       = 0,
98                 .ucon        = 0x3c5,
99                 .ulcon       = 0x43,
100                 .ufcon       = 0x51,
101         },
102         [3] = {
103                 .hwport      = 3,
104                 .flags       = 0,
105                 .ucon        = 0x3c5,
106                 .ulcon       = 0x03,
107                 .ufcon       = 0x51,
108         }
109 };
110
111 static struct platform_device *smdk2443_devices[] __initdata = {
112         &s3c_device_wdt,
113         &s3c_device_i2c0,
114         &s3c_device_hsmmc1,
115 #ifdef CONFIG_SND_SOC_SMDK2443_WM9710
116         &s3c_device_ac97,
117 #endif
118 };
119
120 static void __init smdk2443_map_io(void)
121 {
122         s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc));
123         s3c24xx_init_clocks(12000000);
124         s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs));
125 }
126
127 static void __init smdk2443_machine_init(void)
128 {
129         s3c_i2c0_set_platdata(NULL);
130
131 #ifdef CONFIG_SND_SOC_SMDK2443_WM9710
132         s3c24xx_ac97_setup_gpio(S3C24XX_AC97_GPE0);
133 #endif
134
135         platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
136         smdk_machine_init();
137 }
138
139 MACHINE_START(SMDK2443, "SMDK2443")
140         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
141         .atag_offset    = 0x100,
142
143         .init_irq       = s3c24xx_init_irq,
144         .map_io         = smdk2443_map_io,
145         .init_machine   = smdk2443_machine_init,
146         .init_time      = s3c24xx_timer_init,
147         .restart        = s3c2443_restart,
148 MACHINE_END