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Ben Dooksa21765a2007-02-11 18:31:01 +01001/* linux/arch/arm/mach-s3c2440/mach-smdk2440.c
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 *
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 *
Linus Torvalds1da177e2005-04-16 15:20:36 -070014*/
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>
Ben Dooksb6d1f542006-12-17 23:22:26 +010022#include <linux/serial_core.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010023#include <linux/platform_device.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
25#include <asm/mach/arch.h>
26#include <asm/mach/map.h>
27#include <asm/mach/irq.h>
28
29#include <asm/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#include <asm/io.h>
31#include <asm/irq.h>
32#include <asm/mach-types.h>
33
Ben Dooks531b6172007-07-22 16:05:25 +010034#include <asm/plat-s3c/regs-serial.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070035#include <asm/arch/regs-gpio.h>
Ben Dooks577189762005-10-28 15:31:47 +010036#include <asm/arch/regs-lcd.h>
37
Linus Torvalds1da177e2005-04-16 15:20:36 -070038#include <asm/arch/idle.h>
Ben Dooks577189762005-10-28 15:31:47 +010039#include <asm/arch/fb.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070040
Ben Dooksa21765a2007-02-11 18:31:01 +010041#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>
Ben Dooksd3f4c572006-04-01 18:33:42 +010046
Ben Dooksa21765a2007-02-11 18:31:01 +010047#include <asm/plat-s3c24xx/common-smdk.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048
49static struct map_desc smdk2440_iodesc[] __initdata = {
50 /* ISA IO Space map (memory space selected by A24) */
51
Ben Dookscbe69f92005-11-09 14:05:31 +000052 {
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 }
Linus Torvalds1da177e2005-04-16 15:20:36 -070073};
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
Ben Dooks66a9b492006-06-18 23:04:05 +010079static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070080 [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
Ben Dooks577189762005-10-28 15:31:47 +0100104/* LCD driver info */
105
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700106static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
Ben Dooks577189762005-10-28 15:31:47 +0100107
Krzysztof Heltf28ef572007-10-16 01:28:58 -0700108 .lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
109 S3C2410_LCDCON1_TFT |
110 S3C2410_LCDCON1_CLKVAL(0x04),
Ben Dooks577189762005-10-28 15:31:47 +0100111
Krzysztof Heltf28ef572007-10-16 01:28:58 -0700112 .lcdcon2 = S3C2410_LCDCON2_VBPD(7) |
113 S3C2410_LCDCON2_LINEVAL(319) |
114 S3C2410_LCDCON2_VFPD(6) |
115 S3C2410_LCDCON2_VSPW(3),
Ben Dooks577189762005-10-28 15:31:47 +0100116
Krzysztof Heltf28ef572007-10-16 01:28:58 -0700117 .lcdcon4 = S3C2410_LCDCON4_MVAL(0) |
118 S3C2410_LCDCON4_HSPW(3),
Ben Dooks577189762005-10-28 15:31:47 +0100119
Krzysztof Heltf28ef572007-10-16 01:28:58 -0700120 .lcdcon5 = S3C2410_LCDCON5_FRM565 |
121 S3C2410_LCDCON5_INVVLINE |
122 S3C2410_LCDCON5_INVVFRAME |
123 S3C2410_LCDCON5_PWREN |
124 S3C2410_LCDCON5_HWSWP,
Ben Dooks577189762005-10-28 15:31:47 +0100125
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700126 .type = S3C2410_LCDCON1_TFT16BPP,
127
128 .width = 240,
129 .height = 320,
130
131 .xres = 240,
132 .yres = 320,
133 .bpp = 16,
Krzysztof Helt1f411532007-10-16 01:28:57 -0700134 .left_margin = 20,
135 .right_margin = 8,
Krzysztof Helt93d11f52007-10-16 01:29:00 -0700136 .hsync_len = 4,
Krzysztof Helt5f20f692007-10-16 01:28:59 -0700137 .upper_margin = 8,
138 .lower_margin = 7,
Krzysztof Helt93d11f52007-10-16 01:29:00 -0700139 .vsync_len = 4,
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700140};
141
142static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
143 .displays = &smdk2440_lcd_cfg,
144 .num_displays = 1,
145 .default_display = 0,
146
Ben Dooks577189762005-10-28 15:31:47 +0100147#if 0
148 /* currently setup by downloader */
149 .gpccon = 0xaa940659,
150 .gpccon_mask = 0xffffffff,
151 .gpcup = 0x0000ffff,
152 .gpcup_mask = 0xffffffff,
153 .gpdcon = 0xaa84aaa0,
154 .gpdcon_mask = 0xffffffff,
155 .gpdup = 0x0000faff,
156 .gpdup_mask = 0xffffffff,
157#endif
158
159 .lpcsel = ((0xCE6) & ~7) | 1<<4,
Ben Dooks577189762005-10-28 15:31:47 +0100160};
161
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162static struct platform_device *smdk2440_devices[] __initdata = {
163 &s3c_device_usb,
164 &s3c_device_lcd,
165 &s3c_device_wdt,
166 &s3c_device_i2c,
167 &s3c_device_iis,
168};
169
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100170static void __init smdk2440_map_io(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171{
172 s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
173 s3c24xx_init_clocks(16934400);
174 s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175}
176
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100177static void __init smdk2440_machine_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178{
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700179 s3c24xx_fb_set_platdata(&smdk2440_fb_info);
Ben Dooks577189762005-10-28 15:31:47 +0100180
Ben Dooks57e51712007-04-20 11:19:16 +0100181 platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
Ben Dooksd3f4c572006-04-01 18:33:42 +0100182 smdk_machine_init();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183}
184
185MACHINE_START(S3C2440, "SMDK2440")
Russell Kinge9dea0c2005-07-03 17:38:58 +0100186 /* Maintainer: Ben Dooks <ben@fluff.org> */
Russell Kinge9dea0c2005-07-03 17:38:58 +0100187 .phys_io = S3C2410_PA_UART,
188 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
189 .boot_params = S3C2410_SDRAM_PA + 0x100,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700190
191 .init_irq = s3c24xx_init_irq,
192 .map_io = smdk2440_map_io,
193 .init_machine = smdk2440_machine_init,
194 .timer = &s3c24xx_timer,
195MACHINE_END