Merge branch 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/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  * Modifications:
15  *      01-Nov-2004 BJD   Initial version
16  *      12-Nov-2004 BJD   Updated for release
17  *      04-Jan-2005 BJD   Fixes for pre-release
18  *      22-Feb-2005 BJD   Updated for 2.6.11-rc5 relesa
19  *      10-Mar-2005 LCVR  Replaced S3C2410_VA by S3C24XX_VA
20  *      14-Mar-2005 BJD   void __iomem fixes
21  *      20-Sep-2005 BJD   Added static to non-exported items
22  *      26-Oct-2005 BJD   Added framebuffer data
23 */
24
25 #include <linux/kernel.h>
26 #include <linux/types.h>
27 #include <linux/interrupt.h>
28 #include <linux/list.h>
29 #include <linux/timer.h>
30 #include <linux/init.h>
31 #include <linux/platform_device.h>
32
33 #include <asm/mach/arch.h>
34 #include <asm/mach/map.h>
35 #include <asm/mach/irq.h>
36
37 #include <asm/hardware.h>
38 #include <asm/hardware/iomd.h>
39 #include <asm/io.h>
40 #include <asm/irq.h>
41 #include <asm/mach-types.h>
42
43 //#include <asm/debug-ll.h>
44 #include <asm/arch/regs-serial.h>
45 #include <asm/arch/regs-gpio.h>
46 #include <asm/arch/regs-lcd.h>
47
48 #include <asm/arch/idle.h>
49 #include <asm/arch/fb.h>
50
51 #include "s3c2410.h"
52 #include "s3c2440.h"
53 #include "clock.h"
54 #include "devs.h"
55 #include "cpu.h"
56
57 #include "common-smdk.h"
58
59 static struct map_desc smdk2440_iodesc[] __initdata = {
60         /* ISA IO Space map (memory space selected by A24) */
61
62         {
63                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
64                 .pfn            = __phys_to_pfn(S3C2410_CS2),
65                 .length         = 0x10000,
66                 .type           = MT_DEVICE,
67         }, {
68                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
69                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
70                 .length         = SZ_4M,
71                 .type           = MT_DEVICE,
72         }, {
73                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
74                 .pfn            = __phys_to_pfn(S3C2410_CS2),
75                 .length         = 0x10000,
76                 .type           = MT_DEVICE,
77         }, {
78                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
79                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
80                 .length         = SZ_4M,
81                 .type           = MT_DEVICE,
82         }
83 };
84
85 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
86 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
87 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
88
89 static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
90         [0] = {
91                 .hwport      = 0,
92                 .flags       = 0,
93                 .ucon        = 0x3c5,
94                 .ulcon       = 0x03,
95                 .ufcon       = 0x51,
96         },
97         [1] = {
98                 .hwport      = 1,
99                 .flags       = 0,
100                 .ucon        = 0x3c5,
101                 .ulcon       = 0x03,
102                 .ufcon       = 0x51,
103         },
104         /* IR port */
105         [2] = {
106                 .hwport      = 2,
107                 .flags       = 0,
108                 .ucon        = 0x3c5,
109                 .ulcon       = 0x43,
110                 .ufcon       = 0x51,
111         }
112 };
113
114 /* LCD driver info */
115
116 static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = {
117         .regs   = {
118
119                 .lcdcon1        = S3C2410_LCDCON1_TFT16BPP |
120                                   S3C2410_LCDCON1_TFT |
121                                   S3C2410_LCDCON1_CLKVAL(0x04),
122
123                 .lcdcon2        = S3C2410_LCDCON2_VBPD(7) |
124                                   S3C2410_LCDCON2_LINEVAL(319) |
125                                   S3C2410_LCDCON2_VFPD(6) |
126                                   S3C2410_LCDCON2_VSPW(3),
127
128                 .lcdcon3        = S3C2410_LCDCON3_HBPD(19) |
129                                   S3C2410_LCDCON3_HOZVAL(239) |
130                                   S3C2410_LCDCON3_HFPD(7),
131
132                 .lcdcon4        = S3C2410_LCDCON4_MVAL(0) |
133                                   S3C2410_LCDCON4_HSPW(3),
134
135                 .lcdcon5        = S3C2410_LCDCON5_FRM565 |
136                                   S3C2410_LCDCON5_INVVLINE |
137                                   S3C2410_LCDCON5_INVVFRAME |
138                                   S3C2410_LCDCON5_PWREN |
139                                   S3C2410_LCDCON5_HWSWP,
140         },
141
142 #if 0
143         /* currently setup by downloader */
144         .gpccon         = 0xaa940659,
145         .gpccon_mask    = 0xffffffff,
146         .gpcup          = 0x0000ffff,
147         .gpcup_mask     = 0xffffffff,
148         .gpdcon         = 0xaa84aaa0,
149         .gpdcon_mask    = 0xffffffff,
150         .gpdup          = 0x0000faff,
151         .gpdup_mask     = 0xffffffff,
152 #endif
153
154         .lpcsel         = ((0xCE6) & ~7) | 1<<4,
155
156         .width          = 240,
157         .height         = 320,
158
159         .xres           = {
160                 .min    = 240,
161                 .max    = 240,
162                 .defval = 240,
163         },
164
165         .yres           = {
166                 .min    = 320,
167                 .max    = 320,
168                 .defval = 320,
169         },
170
171         .bpp            = {
172                 .min    = 16,
173                 .max    = 16,
174                 .defval = 16,
175         },
176 };
177
178 static struct platform_device *smdk2440_devices[] __initdata = {
179         &s3c_device_usb,
180         &s3c_device_lcd,
181         &s3c_device_wdt,
182         &s3c_device_i2c,
183         &s3c_device_iis,
184 };
185
186 static struct s3c24xx_board smdk2440_board __initdata = {
187         .devices       = smdk2440_devices,
188         .devices_count = ARRAY_SIZE(smdk2440_devices)
189 };
190
191 static void __init smdk2440_map_io(void)
192 {
193         s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
194         s3c24xx_init_clocks(16934400);
195         s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
196         s3c24xx_set_board(&smdk2440_board);
197 }
198
199 static void __init smdk2440_machine_init(void)
200 {
201         s3c24xx_fb_set_platdata(&smdk2440_lcd_cfg);
202
203         smdk_machine_init();
204 }
205
206 MACHINE_START(S3C2440, "SMDK2440")
207         /* Maintainer: Ben Dooks <ben@fluff.org> */
208         .phys_io        = S3C2410_PA_UART,
209         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
210         .boot_params    = S3C2410_SDRAM_PA + 0x100,
211
212         .init_irq       = s3c24xx_init_irq,
213         .map_io         = smdk2440_map_io,
214         .init_machine   = smdk2440_machine_init,
215         .timer          = &s3c24xx_timer,
216 MACHINE_END