31dfe589e34972130ce3482cdea2f21442489900
[sfrench/cifs-2.6.git] / arch / arm / mach-s3c24xx / mach-tct_hammer.c
1 /* linux/arch/arm/mach-s3c2410/mach-tct_hammer.c
2  *
3  * Copyright (c) 2007 TinCanTools
4  *      David Anders <danders@amltd.com>
5
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19  * MA 02111-1307 USA
20  *
21  * @History:
22  * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
23  * Ben Dooks <ben@simtec.co.uk>
24  *
25  ***********************************************************************/
26
27 #include <linux/kernel.h>
28 #include <linux/types.h>
29 #include <linux/interrupt.h>
30 #include <linux/list.h>
31 #include <linux/timer.h>
32 #include <linux/init.h>
33 #include <linux/device.h>
34 #include <linux/platform_device.h>
35 #include <linux/serial_core.h>
36 #include <linux/io.h>
37
38 #include <asm/mach/arch.h>
39 #include <asm/mach/map.h>
40 #include <asm/mach/irq.h>
41 #include <asm/mach/flash.h>
42
43 #include <mach/hardware.h>
44 #include <asm/irq.h>
45 #include <asm/mach-types.h>
46
47 #include <plat/regs-serial.h>
48 #include <linux/platform_data/i2c-s3c2410.h>
49 #include <plat/devs.h>
50 #include <plat/cpu.h>
51
52 #include <linux/mtd/mtd.h>
53 #include <linux/mtd/partitions.h>
54 #include <linux/mtd/map.h>
55 #include <linux/mtd/physmap.h>
56 #include <plat/samsung-time.h>
57
58 #include "common.h"
59
60 static struct resource tct_hammer_nor_resource =
61                         DEFINE_RES_MEM(0x00000000, SZ_16M);
62
63 static struct mtd_partition tct_hammer_mtd_partitions[] = {
64         {
65                 .name           = "System",
66                 .size           = 0x240000,
67                 .offset         = 0,
68                 .mask_flags     = MTD_WRITEABLE,  /* force read-only */
69         }, {
70                 .name           = "JFFS2",
71                 .size           = MTDPART_SIZ_FULL,
72                 .offset         = MTDPART_OFS_APPEND,
73         }
74 };
75
76 static struct physmap_flash_data tct_hammer_flash_data = {
77         .width          = 2,
78         .parts          = tct_hammer_mtd_partitions,
79         .nr_parts       = ARRAY_SIZE(tct_hammer_mtd_partitions),
80 };
81
82 static struct platform_device tct_hammer_device_nor = {
83         .name           = "physmap-flash",
84         .id             = 0,
85         .dev = {
86                         .platform_data = &tct_hammer_flash_data,
87                 },
88         .num_resources  = 1,
89         .resource       = &tct_hammer_nor_resource,
90 };
91
92 static struct map_desc tct_hammer_iodesc[] __initdata = {
93 };
94
95 #define UCON S3C2410_UCON_DEFAULT
96 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
97 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
98
99 static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
100         [0] = {
101                 .hwport      = 0,
102                 .flags       = 0,
103                 .ucon        = UCON,
104                 .ulcon       = ULCON,
105                 .ufcon       = UFCON,
106         },
107         [1] = {
108                 .hwport      = 1,
109                 .flags       = 0,
110                 .ucon        = UCON,
111                 .ulcon       = ULCON,
112                 .ufcon       = UFCON,
113         },
114         [2] = {
115                 .hwport      = 2,
116                 .flags       = 0,
117                 .ucon        = UCON,
118                 .ulcon       = ULCON,
119                 .ufcon       = UFCON,
120         }
121 };
122
123
124 static struct platform_device *tct_hammer_devices[] __initdata = {
125         &s3c_device_adc,
126         &s3c_device_wdt,
127         &s3c_device_i2c0,
128         &s3c_device_ohci,
129         &s3c_device_rtc,
130         &s3c_device_usbgadget,
131         &s3c_device_sdi,
132         &tct_hammer_device_nor,
133 };
134
135 static void __init tct_hammer_map_io(void)
136 {
137         s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc));
138         s3c24xx_init_clocks(0);
139         s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs));
140         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
141 }
142
143 static void __init tct_hammer_init(void)
144 {
145         s3c_i2c0_set_platdata(NULL);
146         platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
147 }
148
149 MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
150         .atag_offset    = 0x100,
151         .map_io         = tct_hammer_map_io,
152         .init_irq       = s3c24xx_init_irq,
153         .init_machine   = tct_hammer_init,
154         .init_time      = samsung_timer_init,
155         .restart        = s3c2410_restart,
156 MACHINE_END