Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-2.6] / arch / arm / mach-s3c2440 / mach-smdk2440.c
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
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/io.h>
31 #include <asm/irq.h>
32 #include <asm/mach-types.h>
33
34 #include <asm/plat-s3c/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
41 #include <asm/plat-s3c24xx/s3c2410.h>
42 #include <asm/plat-s3c24xx/s3c2440.h>
43 #include <asm/plat-s3c24xx/clock.h>
44 #include <asm/plat-s3c24xx/devs.h>
45 #include <asm/plat-s3c24xx/cpu.h>
46
47 #include <asm/plat-s3c24xx/common-smdk.h>
48
49 static struct map_desc smdk2440_iodesc[] __initdata = {
50         /* ISA IO Space map (memory space selected by A24) */
51
52         {
53                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
54                 .pfn            = __phys_to_pfn(S3C2410_CS2),
55                 .length         = 0x10000,
56                 .type           = MT_DEVICE,
57         }, {
58                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
59                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
60                 .length         = SZ_4M,
61                 .type           = MT_DEVICE,
62         }, {
63                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
64                 .pfn            = __phys_to_pfn(S3C2410_CS2),
65                 .length         = 0x10000,
66                 .type           = MT_DEVICE,
67         }, {
68                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
69                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
70                 .length         = SZ_4M,
71                 .type           = MT_DEVICE,
72         }
73 };
74
75 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
76 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
77 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
78
79 static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
80         [0] = {
81                 .hwport      = 0,
82                 .flags       = 0,
83                 .ucon        = 0x3c5,
84                 .ulcon       = 0x03,
85                 .ufcon       = 0x51,
86         },
87         [1] = {
88                 .hwport      = 1,
89                 .flags       = 0,
90                 .ucon        = 0x3c5,
91                 .ulcon       = 0x03,
92                 .ufcon       = 0x51,
93         },
94         /* IR port */
95         [2] = {
96                 .hwport      = 2,
97                 .flags       = 0,
98                 .ucon        = 0x3c5,
99                 .ulcon       = 0x43,
100                 .ufcon       = 0x51,
101         }
102 };
103
104 /* LCD driver info */
105
106 static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
107
108         .lcdcon5        = S3C2410_LCDCON5_FRM565 |
109                           S3C2410_LCDCON5_INVVLINE |
110                           S3C2410_LCDCON5_INVVFRAME |
111                           S3C2410_LCDCON5_PWREN |
112                           S3C2410_LCDCON5_HWSWP,
113
114         .type           = S3C2410_LCDCON1_TFT,
115
116         .width          = 240,
117         .height         = 320,
118
119         .pixclock       = 166667, /* HCLK 60 MHz, divisor 10 */
120         .xres           = 240,
121         .yres           = 320,
122         .bpp            = 16,
123         .left_margin    = 20,
124         .right_margin   = 8,
125         .hsync_len      = 4,
126         .upper_margin   = 8,
127         .lower_margin   = 7,
128         .vsync_len      = 4,
129 };
130
131 static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
132         .displays       = &smdk2440_lcd_cfg,
133         .num_displays   = 1,
134         .default_display = 0,
135
136 #if 0
137         /* currently setup by downloader */
138         .gpccon         = 0xaa940659,
139         .gpccon_mask    = 0xffffffff,
140         .gpcup          = 0x0000ffff,
141         .gpcup_mask     = 0xffffffff,
142         .gpdcon         = 0xaa84aaa0,
143         .gpdcon_mask    = 0xffffffff,
144         .gpdup          = 0x0000faff,
145         .gpdup_mask     = 0xffffffff,
146 #endif
147
148         .lpcsel         = ((0xCE6) & ~7) | 1<<4,
149 };
150
151 static struct platform_device *smdk2440_devices[] __initdata = {
152         &s3c_device_usb,
153         &s3c_device_lcd,
154         &s3c_device_wdt,
155         &s3c_device_i2c,
156         &s3c_device_iis,
157 };
158
159 static void __init smdk2440_map_io(void)
160 {
161         s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
162         s3c24xx_init_clocks(16934400);
163         s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
164 }
165
166 static void __init smdk2440_machine_init(void)
167 {
168         s3c24xx_fb_set_platdata(&smdk2440_fb_info);
169
170         platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
171         smdk_machine_init();
172 }
173
174 MACHINE_START(S3C2440, "SMDK2440")
175         /* Maintainer: Ben Dooks <ben@fluff.org> */
176         .phys_io        = S3C2410_PA_UART,
177         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
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