Merge with ARM SMP tree
[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 #include "pm.h"
57
58 static struct map_desc smdk2440_iodesc[] __initdata = {
59         /* ISA IO Space map (memory space selected by A24) */
60
61         {
62                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
63                 .pfn            = __phys_to_pfn(S3C2410_CS2),
64                 .length         = 0x10000,
65                 .type           = MT_DEVICE,
66         }, {
67                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
68                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
69                 .length         = SZ_4M,
70                 .type           = MT_DEVICE,
71         }, {
72                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
73                 .pfn            = __phys_to_pfn(S3C2410_CS2),
74                 .length         = 0x10000,
75                 .type           = MT_DEVICE,
76         }, {
77                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
78                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
79                 .length         = SZ_4M,
80                 .type           = MT_DEVICE,
81         }
82 };
83
84 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
85 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
86 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
87
88 static struct s3c2410_uartcfg smdk2440_uartcfgs[] = {
89         [0] = {
90                 .hwport      = 0,
91                 .flags       = 0,
92                 .ucon        = 0x3c5,
93                 .ulcon       = 0x03,
94                 .ufcon       = 0x51,
95         },
96         [1] = {
97                 .hwport      = 1,
98                 .flags       = 0,
99                 .ucon        = 0x3c5,
100                 .ulcon       = 0x03,
101                 .ufcon       = 0x51,
102         },
103         /* IR port */
104         [2] = {
105                 .hwport      = 2,
106                 .flags       = 0,
107                 .ucon        = 0x3c5,
108                 .ulcon       = 0x43,
109                 .ufcon       = 0x51,
110         }
111 };
112
113 /* LCD driver info */
114
115 static struct s3c2410fb_mach_info smdk2440_lcd_cfg __initdata = {
116         .regs   = {
117
118                 .lcdcon1        = S3C2410_LCDCON1_TFT16BPP |
119                                   S3C2410_LCDCON1_TFT |
120                                   S3C2410_LCDCON1_CLKVAL(0x04),
121
122                 .lcdcon2        = S3C2410_LCDCON2_VBPD(7) |
123                                   S3C2410_LCDCON2_LINEVAL(319) |
124                                   S3C2410_LCDCON2_VFPD(6) |
125                                   S3C2410_LCDCON2_VSPW(3),
126
127                 .lcdcon3        = S3C2410_LCDCON3_HBPD(19) |
128                                   S3C2410_LCDCON3_HOZVAL(239) |
129                                   S3C2410_LCDCON3_HFPD(7),
130
131                 .lcdcon4        = S3C2410_LCDCON4_MVAL(0) |
132                                   S3C2410_LCDCON4_HSPW(3),
133
134                 .lcdcon5        = S3C2410_LCDCON5_FRM565 |
135                                   S3C2410_LCDCON5_INVVLINE |
136                                   S3C2410_LCDCON5_INVVFRAME |
137                                   S3C2410_LCDCON5_PWREN |
138                                   S3C2410_LCDCON5_HWSWP,
139         },
140
141 #if 0
142         /* currently setup by downloader */
143         .gpccon         = 0xaa940659,
144         .gpccon_mask    = 0xffffffff,
145         .gpcup          = 0x0000ffff,
146         .gpcup_mask     = 0xffffffff,
147         .gpdcon         = 0xaa84aaa0,
148         .gpdcon_mask    = 0xffffffff,
149         .gpdup          = 0x0000faff,
150         .gpdup_mask     = 0xffffffff,
151 #endif
152
153         .lpcsel         = ((0xCE6) & ~7) | 1<<4,
154
155         .width          = 240,
156         .height         = 320,
157
158         .xres           = {
159                 .min    = 240,
160                 .max    = 240,
161                 .defval = 240,
162         },
163
164         .yres           = {
165                 .min    = 320,
166                 .max    = 320,
167                 .defval = 320,
168         },
169
170         .bpp            = {
171                 .min    = 16,
172                 .max    = 16,
173                 .defval = 16,
174         },
175 };
176
177 static struct platform_device *smdk2440_devices[] __initdata = {
178         &s3c_device_usb,
179         &s3c_device_lcd,
180         &s3c_device_wdt,
181         &s3c_device_i2c,
182         &s3c_device_iis,
183 };
184
185 static struct s3c24xx_board smdk2440_board __initdata = {
186         .devices       = smdk2440_devices,
187         .devices_count = ARRAY_SIZE(smdk2440_devices)
188 };
189
190 static void __init smdk2440_map_io(void)
191 {
192         s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
193         s3c24xx_init_clocks(16934400);
194         s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
195         s3c24xx_set_board(&smdk2440_board);
196 }
197
198 static void __init smdk2440_machine_init(void)
199 {
200         /* Configure the LEDs (even if we have no LED support)*/
201
202         s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
203         s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
204         s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
205         s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);
206
207         s3c2410_gpio_setpin(S3C2410_GPF4, 0);
208         s3c2410_gpio_setpin(S3C2410_GPF5, 0);
209         s3c2410_gpio_setpin(S3C2410_GPF6, 0);
210         s3c2410_gpio_setpin(S3C2410_GPF7, 0);
211
212         s3c24xx_fb_set_platdata(&smdk2440_lcd_cfg);
213
214         s3c2410_pm_init();
215 }
216
217 MACHINE_START(S3C2440, "SMDK2440")
218         /* Maintainer: Ben Dooks <ben@fluff.org> */
219         .phys_ram       = S3C2410_SDRAM_PA,
220         .phys_io        = S3C2410_PA_UART,
221         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
222         .boot_params    = S3C2410_SDRAM_PA + 0x100,
223
224         .init_irq       = s3c24xx_init_irq,
225         .map_io         = smdk2440_map_io,
226         .init_machine   = smdk2440_machine_init,
227         .timer          = &s3c24xx_timer,
228 MACHINE_END