79485907950f39d75c25f95e0e2bd33c64d62c3d
[sfrench/cifs-2.6.git] / arch / arm / mach-s3c24xx / mach-smdk2413.c
1 /* linux/arch/arm/mach-s3c2412/mach-smdk2413.c
2  *
3  * Copyright (c) 2006 Simtec Electronics
4  *      Ben Dooks <ben@simtec.co.uk>
5  *
6  * Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the
7  * loans of SMDK2413 to work with.
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12 */
13
14 #include <linux/kernel.h>
15 #include <linux/types.h>
16 #include <linux/interrupt.h>
17 #include <linux/list.h>
18 #include <linux/timer.h>
19 #include <linux/init.h>
20 #include <linux/gpio.h>
21 #include <linux/serial_core.h>
22 #include <linux/platform_device.h>
23 #include <linux/io.h>
24
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
27 #include <asm/mach/irq.h>
28
29 #include <mach/hardware.h>
30 #include <asm/hardware/iomd.h>
31 #include <asm/setup.h>
32 #include <asm/irq.h>
33 #include <asm/mach-types.h>
34
35 //#include <asm/debug-ll.h>
36 #include <plat/regs-serial.h>
37 #include <mach/regs-gpio.h>
38 #include <mach/regs-lcd.h>
39
40 #include <linux/platform_data/usb-s3c2410_udc.h>
41 #include <linux/platform_data/i2c-s3c2410.h>
42 #include <mach/fb.h>
43
44 #include <plat/clock.h>
45 #include <plat/devs.h>
46 #include <plat/cpu.h>
47
48 #include "common.h"
49 #include "common-smdk.h"
50
51 static struct map_desc smdk2413_iodesc[] __initdata = {
52 };
53
54 static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = {
55         [0] = {
56                 .hwport      = 0,
57                 .flags       = 0,
58                 .ucon        = 0x3c5,
59                 .ulcon       = 0x03,
60                 .ufcon       = 0x51,
61         },
62         [1] = {
63                 .hwport      = 1,
64                 .flags       = 0,
65                 .ucon        = 0x3c5,
66                 .ulcon       = 0x03,
67                 .ufcon       = 0x51,
68         },
69         /* IR port */
70         [2] = {
71                 .hwport      = 2,
72                 .flags       = 0,
73                 .ucon        = 0x3c5,
74                 .ulcon       = 0x43,
75                 .ufcon       = 0x51,
76         }
77 };
78
79
80 static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
81         .pullup_pin = S3C2410_GPF(2),
82 };
83
84
85 static struct platform_device *smdk2413_devices[] __initdata = {
86         &s3c_device_ohci,
87         &s3c_device_wdt,
88         &s3c_device_i2c0,
89         &s3c_device_iis,
90         &s3c_device_usbgadget,
91 };
92
93 static void __init smdk2413_fixup(struct tag *tags, char **cmdline,
94                                   struct meminfo *mi)
95 {
96         if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
97                 mi->nr_banks=1;
98                 mi->bank[0].start = 0x30000000;
99                 mi->bank[0].size = SZ_64M;
100         }
101 }
102
103 static void __init smdk2413_map_io(void)
104 {
105         s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
106         s3c24xx_init_clocks(12000000);
107         s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
108 }
109
110 static void __init smdk2413_machine_init(void)
111 {       /* Turn off suspend on both USB ports, and switch the
112          * selectable USB port to USB device mode. */
113
114         s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
115                               S3C2410_MISCCR_USBSUSPND0 |
116                               S3C2410_MISCCR_USBSUSPND1, 0x0);
117
118
119         s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
120         s3c_i2c0_set_platdata(NULL);
121
122         platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
123         smdk_machine_init();
124 }
125
126 MACHINE_START(S3C2413, "S3C2413")
127         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
128         .atag_offset    = 0x100,
129
130         .fixup          = smdk2413_fixup,
131         .init_irq       = s3c24xx_init_irq,
132         .map_io         = smdk2413_map_io,
133         .init_machine   = smdk2413_machine_init,
134         .init_time      = s3c24xx_timer_init,
135         .restart        = s3c2412_restart,
136 MACHINE_END
137
138 MACHINE_START(SMDK2412, "SMDK2412")
139         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
140         .atag_offset    = 0x100,
141
142         .fixup          = smdk2413_fixup,
143         .init_irq       = s3c24xx_init_irq,
144         .map_io         = smdk2413_map_io,
145         .init_machine   = smdk2413_machine_init,
146         .init_time      = s3c24xx_timer_init,
147         .restart        = s3c2412_restart,
148 MACHINE_END
149
150 MACHINE_START(SMDK2413, "SMDK2413")
151         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
152         .atag_offset    = 0x100,
153
154         .fixup          = smdk2413_fixup,
155         .init_irq       = s3c24xx_init_irq,
156         .map_io         = smdk2413_map_io,
157         .init_machine   = smdk2413_machine_init,
158         .init_time      = s3c24xx_timer_init,
159         .restart        = s3c2412_restart,
160 MACHINE_END