1 /*
2 *
3 * Copyright (c) 2004 Nex Vision
4 * Guillaume GOURAT <guillaume.gourat@nexvision.fr>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11 #include <linux/kernel.h>
12 #include <linux/types.h>
13 #include <linux/interrupt.h>
14 #include <linux/list.h>
15 #include <linux/timer.h>
16 #include <linux/init.h>
17 #include <linux/serial_core.h>
18 #include <linux/serial_s3c.h>
19 #include <linux/platform_device.h>
20 #include <linux/io.h>
21
22 #include <linux/platform_data/i2c-s3c2410.h>
23
24 #include <asm/irq.h>
25 #include <asm/mach-types.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/regs-gpio.h>
32
33 #include <plat/cpu.h>
34 #include <plat/devs.h>
35 #include <plat/samsung-time.h>
36
37 #include "common.h"
38 #include "otom.h"
39
40 static struct map_desc otom11_iodesc[] __initdata = {
41 /* Device area */
42 { (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE },
43 };
44
45 #define UCON S3C2410_UCON_DEFAULT
46 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
47 #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
48
49 static struct s3c2410_uartcfg otom11_uartcfgs[] __initdata = {
50 [0] = {
51 .hwport = 0,
52 .flags = 0,
53 .ucon = UCON,
54 .ulcon = ULCON,
55 .ufcon = UFCON,
56 },
57 [1] = {
58 .hwport = 1,
59 .flags = 0,
60 .ucon = UCON,
61 .ulcon = ULCON,
62 .ufcon = UFCON,
63 },
64 /* port 2 is not actually used */
65 [2] = {
66 .hwport = 2,
67 .flags = 0,
68 .ucon = UCON,
69 .ulcon = ULCON,
70 .ufcon = UFCON,
71 }
72 };
73
74 /* NOR Flash on NexVision OTOM board */
75
76 static struct resource otom_nor_resource[] = {
77 [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_4M),
78 };
79
80 static struct platform_device otom_device_nor = {
81 .name = "mtd-flash",
82 .id = -1,
83 .num_resources = ARRAY_SIZE(otom_nor_resource),
84 .resource = otom_nor_resource,
85 };
86
87 /* Standard OTOM devices */
88
89 static struct platform_device *otom11_devices[] __initdata = {
90 &s3c_device_ohci,
91 &s3c_device_lcd,
92 &s3c_device_wdt,
93 &s3c_device_i2c0,
94 &s3c_device_iis,
95 &s3c_device_rtc,
96 &otom_device_nor,
97 };
98
otom11_map_io(void)99 static void __init otom11_map_io(void)
100 {
101 s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
102 s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
103 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
104 }
105
otom11_init_time(void)106 static void __init otom11_init_time(void)
107 {
108 s3c2410_init_clocks(12000000);
109 samsung_timer_init();
110 }
111
otom11_init(void)112 static void __init otom11_init(void)
113 {
114 s3c_i2c0_set_platdata(NULL);
115 platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
116 }
117
118 MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
119 /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
120 .atag_offset = 0x100,
121 .map_io = otom11_map_io,
122 .init_machine = otom11_init,
123 .init_irq = s3c2410_init_irq,
124 .init_time = otom11_init_time,
125 MACHINE_END
126