Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
[linux-2.6] / arch / arm / mach-s3c2410 / mach-smdk2440.c
1 /* linux/arch/arm/mach-s3c2410/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/platform_device.h>
23
24 #include <asm/mach/arch.h>
25 #include <asm/mach/map.h>
26 #include <asm/mach/irq.h>
27
28 #include <asm/hardware.h>
29 #include <asm/hardware/iomd.h>
30 #include <asm/io.h>
31 #include <asm/irq.h>
32 #include <asm/mach-types.h>
33
34 //#include <asm/debug-ll.h>
35 #include <asm/arch/regs-serial.h>
36 #include <asm/arch/regs-gpio.h>
37 #include <asm/arch/regs-lcd.h>
38
39 #include <asm/arch/idle.h>
40 #include <asm/arch/fb.h>
41
42 #include "s3c2410.h"
43 #include "s3c2440.h"
44 #include "clock.h"
45 #include "devs.h"
46 #include "cpu.h"
47
48 #include "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_mach_info smdk2440_lcd_cfg __initdata = {
108         .regs   = {
109
110                 .lcdcon1        = S3C2410_LCDCON1_TFT16BPP |
111                                   S3C2410_LCDCON1_TFT |
112                                   S3C2410_LCDCON1_CLKVAL(0x04),
113
114                 .lcdcon2        = S3C2410_LCDCON2_VBPD(7) |
115                                   S3C2410_LCDCON2_LINEVAL(319) |
116                                   S3C2410_LCDCON2_VFPD(6) |
117                                   S3C2410_LCDCON2_VSPW(3),
118
119                 .lcdcon3        = S3C2410_LCDCON3_HBPD(19) |
120                                   S3C2410_LCDCON3_HOZVAL(239) |
121                                   S3C2410_LCDCON3_HFPD(7),
122
123                 .lcdcon4        = S3C2410_LCDCON4_MVAL(0) |
124                                   S3C2410_LCDCON4_HSPW(3),
125
126                 .lcdcon5        = S3C2410_LCDCON5_FRM565 |
127                                   S3C2410_LCDCON5_INVVLINE |
128                                   S3C2410_LCDCON5_INVVFRAME |
129                                   S3C2410_LCDCON5_PWREN |
130                                   S3C2410_LCDCON5_HWSWP,
131         },
132
133 #if 0
134         /* currently setup by downloader */
135         .gpccon         = 0xaa940659,
136         .gpccon_mask    = 0xffffffff,
137         .gpcup          = 0x0000ffff,
138         .gpcup_mask     = 0xffffffff,
139         .gpdcon         = 0xaa84aaa0,
140         .gpdcon_mask    = 0xffffffff,
141         .gpdup          = 0x0000faff,
142         .gpdup_mask     = 0xffffffff,
143 #endif
144
145         .lpcsel         = ((0xCE6) & ~7) | 1<<4,
146
147         .width          = 240,
148         .height         = 320,
149
150         .xres           = {
151                 .min    = 240,
152                 .max    = 240,
153                 .defval = 240,
154         },
155
156         .yres           = {
157                 .min    = 320,
158                 .max    = 320,
159                 .defval = 320,
160         },
161
162         .bpp            = {
163                 .min    = 16,
164                 .max    = 16,
165                 .defval = 16,
166         },
167 };
168
169 static struct platform_device *smdk2440_devices[] __initdata = {
170         &s3c_device_usb,
171         &s3c_device_lcd,
172         &s3c_device_wdt,
173         &s3c_device_i2c,
174         &s3c_device_iis,
175 };
176
177 static struct s3c24xx_board smdk2440_board __initdata = {
178         .devices       = smdk2440_devices,
179         .devices_count = ARRAY_SIZE(smdk2440_devices)
180 };
181
182 static void __init smdk2440_map_io(void)
183 {
184         s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
185         s3c24xx_init_clocks(16934400);
186         s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
187         s3c24xx_set_board(&smdk2440_board);
188 }
189
190 static void __init smdk2440_machine_init(void)
191 {
192         s3c24xx_fb_set_platdata(&smdk2440_lcd_cfg);
193
194         smdk_machine_init();
195 }
196
197 MACHINE_START(S3C2440, "SMDK2440")
198         /* Maintainer: Ben Dooks <ben@fluff.org> */
199         .phys_io        = S3C2410_PA_UART,
200         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
201         .boot_params    = S3C2410_SDRAM_PA + 0x100,
202
203         .init_irq       = s3c24xx_init_irq,
204         .map_io         = smdk2440_map_io,
205         .init_machine   = smdk2440_machine_init,
206         .timer          = &s3c24xx_timer,
207 MACHINE_END