1 /* linux/arch/arm/mach-s3c2440/mach-smdk2440.c
2 *
3 * Copyright (c) 2004-2005 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * http://www.fluff.org/ben/smdk2440/
7 *
8 * Thanks to Dimity Andric and TomTom for the loan of an SMDK2440.
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/idle.h>
39 #include <mach/fb.h>
40 #include <plat/iic.h>
41
42 #include <plat/s3c2410.h>
43 #include <plat/s3c244x.h>
44 #include <plat/clock.h>
45 #include <plat/devs.h>
46 #include <plat/cpu.h>
47
48 #include <plat/common-smdk.h>
49
50 static struct map_desc smdk2440_iodesc[] __initdata = {
51 /* ISA IO Space map (memory space selected by A24) */
52
53 {
54 .virtual = (u32)S3C24XX_VA_ISA_WORD,
55 .pfn = __phys_to_pfn(S3C2410_CS2),
56 .length = 0x10000,
57 .type = MT_DEVICE,
58 }, {
59 .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
60 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
61 .length = SZ_4M,
62 .type = MT_DEVICE,
63 }, {
64 .virtual = (u32)S3C24XX_VA_ISA_BYTE,
65 .pfn = __phys_to_pfn(S3C2410_CS2),
66 .length = 0x10000,
67 .type = MT_DEVICE,
68 }, {
69 .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
70 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
71 .length = SZ_4M,
72 .type = MT_DEVICE,
73 }
74 };
75
76 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
77 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
78 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
79
80 static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
81 [0] = {
82 .hwport = 0,
83 .flags = 0,
84 .ucon = 0x3c5,
85 .ulcon = 0x03,
86 .ufcon = 0x51,
87 },
88 [1] = {
89 .hwport = 1,
90 .flags = 0,
91 .ucon = 0x3c5,
92 .ulcon = 0x03,
93 .ufcon = 0x51,
94 },
95 /* IR port */
96 [2] = {
97 .hwport = 2,
98 .flags = 0,
99 .ucon = 0x3c5,
100 .ulcon = 0x43,
101 .ufcon = 0x51,
102 }
103 };
104
105 /* LCD driver info */
106
107 static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
108
109 .lcdcon5 = S3C2410_LCDCON5_FRM565 |
110 S3C2410_LCDCON5_INVVLINE |
111 S3C2410_LCDCON5_INVVFRAME |
112 S3C2410_LCDCON5_PWREN |
113 S3C2410_LCDCON5_HWSWP,
114
115 .type = S3C2410_LCDCON1_TFT,
116
117 .width = 240,
118 .height = 320,
119
120 .pixclock = 166667, /* HCLK 60 MHz, divisor 10 */
121 .xres = 240,
122 .yres = 320,
123 .bpp = 16,
124 .left_margin = 20,
125 .right_margin = 8,
126 .hsync_len = 4,
127 .upper_margin = 8,
128 .lower_margin = 7,
129 .vsync_len = 4,
130 };
131
132 static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
133 .displays = &smdk2440_lcd_cfg,
134 .num_displays = 1,
135 .default_display = 0,
136
137 #if 0
138 /* currently setup by downloader */
139 .gpccon = 0xaa940659,
140 .gpccon_mask = 0xffffffff,
141 .gpcup = 0x0000ffff,
142 .gpcup_mask = 0xffffffff,
143 .gpdcon = 0xaa84aaa0,
144 .gpdcon_mask = 0xffffffff,
145 .gpdup = 0x0000faff,
146 .gpdup_mask = 0xffffffff,
147 #endif
148
149 .lpcsel = ((0xCE6) & ~7) | 1<<4,
150 };
151
152 static struct platform_device *smdk2440_devices[] __initdata = {
153 &s3c_device_ohci,
154 &s3c_device_lcd,
155 &s3c_device_wdt,
156 &s3c_device_i2c0,
157 &s3c_device_iis,
158 };
159
smdk2440_map_io(void)160 static void __init smdk2440_map_io(void)
161 {
162 s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
163 s3c24xx_init_clocks(16934400);
164 s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
165 }
166
smdk2440_machine_init(void)167 static void __init smdk2440_machine_init(void)
168 {
169 s3c24xx_fb_set_platdata(&smdk2440_fb_info);
170 s3c_i2c0_set_platdata(NULL);
171
172 platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
173 smdk_machine_init();
174 }
175
176 MACHINE_START(S3C2440, "SMDK2440")
177 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
178 .boot_params = S3C2410_SDRAM_PA + 0x100,
179
180 .init_irq = s3c24xx_init_irq,
181 .map_io = smdk2440_map_io,
182 .init_machine = smdk2440_machine_init,
183 .timer = &s3c24xx_timer,
184 MACHINE_END
185