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1 | /* linux/arch/arm/mach-s3c2440/mach-nexcoder.c |
2 | * |
3 | * Copyright (c) 2004 Nex Vision |
4 | * Guillaume GOURAT <guillaume.gourat@nexvision.tv> |
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 | * Modifications: |
11 | * 15-10-2004 GG Created initial version |
12 | * 12-03-2005 BJD Updated for release |
13 | */ |
14 | |
15 | #include <linux/kernel.h> |
16 | #include <linux/types.h> |
17 | #include <linux/interrupt.h> |
18 | #include <linux/list.h> |
19 | #include <linux/timer.h> |
20 | #include <linux/init.h> |
21 | #include <linux/gpio.h> |
22 | #include <linux/string.h> |
23 | #include <linux/serial_core.h> |
24 | #include <linux/platform_device.h> |
25 | #include <linux/io.h> |
26 | |
27 | #include <linux/mtd/map.h> |
28 | |
29 | #include <asm/mach/arch.h> |
30 | #include <asm/mach/map.h> |
31 | #include <asm/mach/irq.h> |
32 | |
33 | #include <asm/setup.h> |
34 | #include <mach/hardware.h> |
35 | #include <asm/irq.h> |
36 | #include <asm/mach-types.h> |
37 | |
38 | //#include <asm/debug-ll.h> |
39 | #include <mach/regs-gpio.h> |
40 | #include <plat/regs-serial.h> |
41 | #include <plat/iic.h> |
42 | |
43 | #include <plat/gpio-cfg.h> |
44 | #include <plat/s3c2410.h> |
45 | #include <plat/s3c244x.h> |
46 | #include <plat/clock.h> |
47 | #include <plat/devs.h> |
48 | #include <plat/cpu.h> |
49 | |
50 | static struct map_desc nexcoder_iodesc[] __initdata = { |
51 | /* nothing here yet */ |
52 | }; |
53 | |
54 | #define UCON S3C2410_UCON_DEFAULT |
55 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
56 | #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE |
57 | |
58 | static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = { |
59 | [0] = { |
60 | .hwport = 0, |
61 | .flags = 0, |
62 | .ucon = UCON, |
63 | .ulcon = ULCON, |
64 | .ufcon = UFCON, |
65 | }, |
66 | [1] = { |
67 | .hwport = 1, |
68 | .flags = 0, |
69 | .ucon = UCON, |
70 | .ulcon = ULCON, |
71 | .ufcon = UFCON, |
72 | }, |
73 | [2] = { |
74 | .hwport = 2, |
75 | .flags = 0, |
76 | .ucon = UCON, |
77 | .ulcon = ULCON, |
78 | .ufcon = UFCON, |
79 | } |
80 | }; |
81 | |
82 | /* NOR Flash on NexVision NexCoder 2440 board */ |
83 | |
84 | static struct resource nexcoder_nor_resource[] = { |
85 | [0] = { |
86 | .start = S3C2410_CS0, |
87 | .end = S3C2410_CS0 + (8*1024*1024) - 1, |
88 | .flags = IORESOURCE_MEM, |
89 | } |
90 | }; |
91 | |
92 | static struct map_info nexcoder_nor_map = { |
93 | .bankwidth = 2, |
94 | }; |
95 | |
96 | static struct platform_device nexcoder_device_nor = { |
97 | .name = "mtd-flash", |
98 | .id = -1, |
99 | .num_resources = ARRAY_SIZE(nexcoder_nor_resource), |
100 | .resource = nexcoder_nor_resource, |
101 | .dev = |
102 | { |
103 | .platform_data = &nexcoder_nor_map, |
104 | } |
105 | }; |
106 | |
107 | /* Standard Nexcoder devices */ |
108 | |
109 | static struct platform_device *nexcoder_devices[] __initdata = { |
110 | &s3c_device_ohci, |
111 | &s3c_device_lcd, |
112 | &s3c_device_wdt, |
113 | &s3c_device_i2c0, |
114 | &s3c_device_iis, |
115 | &s3c_device_rtc, |
116 | &s3c_device_camif, |
117 | &s3c_device_spi0, |
118 | &s3c_device_spi1, |
119 | &nexcoder_device_nor, |
120 | }; |
121 | |
122 | static void __init nexcoder_sensorboard_init(void) |
123 | { |
124 | // Initialize SCCB bus |
125 | s3c2410_gpio_setpin(S3C2410_GPE(14), 1); // IICSCL |
126 | s3c_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPIO_OUTPUT); |
127 | s3c2410_gpio_setpin(S3C2410_GPE(15), 1); // IICSDA |
128 | s3c_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPIO_OUTPUT); |
129 | |
130 | // Power up the sensor board |
131 | s3c2410_gpio_setpin(S3C2410_GPF(1), 1); |
132 | s3c_gpio_cfgpin(S3C2410_GPF(1), S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN |
133 | s3c2410_gpio_setpin(S3C2410_GPF(2), 0); |
134 | s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT); // CAM_GPIO6 => CAM_PWRDN |
135 | } |
136 | |
137 | static void __init nexcoder_map_io(void) |
138 | { |
139 | s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc)); |
140 | s3c24xx_init_clocks(0); |
141 | s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs)); |
142 | |
143 | nexcoder_sensorboard_init(); |
144 | } |
145 | |
146 | static void __init nexcoder_init(void) |
147 | { |
148 | s3c_i2c0_set_platdata(NULL); |
149 | platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices)); |
150 | }; |
151 | |
152 | MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440") |
153 | /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */ |
154 | .boot_params = S3C2410_SDRAM_PA + 0x100, |
155 | .map_io = nexcoder_map_io, |
156 | .init_machine = nexcoder_init, |
157 | .init_irq = s3c24xx_init_irq, |
158 | .timer = &s3c24xx_timer, |
159 | MACHINE_END |
160 |
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