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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 *
Ben Dookse02f8662009-11-13 22:54:13 +00003 * Copyright (c) 2004-2005 Simtec Electronics
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 * 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>
Russell Kingfced80c2008-09-06 12:10:45 +010024#include <linux/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070025
26#include <asm/mach/arch.h>
27#include <asm/mach/map.h>
28#include <asm/mach/irq.h>
29
Russell Kinga09e64f2008-08-05 16:14:15 +010030#include <mach/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070031#include <asm/irq.h>
32#include <asm/mach-types.h>
33
Ben Dooksa2b7ba92008-10-07 22:26:09 +010034#include <plat/regs-serial.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010035#include <mach/regs-gpio.h>
36#include <mach/regs-lcd.h>
Ben Dooks577189762005-10-28 15:31:47 +010037
Russell Kinga09e64f2008-08-05 16:14:15 +010038#include <mach/idle.h>
39#include <mach/fb.h>
Ben Dooks3e1b7762008-10-31 16:14:40 +000040#include <plat/iic.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070041
Ben Dooksa2b7ba92008-10-07 22:26:09 +010042#include <plat/s3c2410.h>
Ben Dooks84c9b722010-01-26 16:54:21 +090043#include <plat/s3c244x.h>
Ben Dooksd5120ae2008-10-07 23:09:51 +010044#include <plat/clock.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010045#include <plat/devs.h>
46#include <plat/cpu.h>
Ben Dooksd3f4c572006-04-01 18:33:42 +010047
Ben Dooksd5120ae2008-10-07 23:09:51 +010048#include <plat/common-smdk.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
Kukjin Kimb27b0722012-01-03 14:02:03 +010050#include "common.h"
51
Linus Torvalds1da177e2005-04-16 15:20:36 -070052static struct map_desc smdk2440_iodesc[] __initdata = {
53 /* ISA IO Space map (memory space selected by A24) */
54
Ben Dookscbe69f92005-11-09 14:05:31 +000055 {
56 .virtual = (u32)S3C24XX_VA_ISA_WORD,
57 .pfn = __phys_to_pfn(S3C2410_CS2),
58 .length = 0x10000,
59 .type = MT_DEVICE,
60 }, {
61 .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
62 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
63 .length = SZ_4M,
64 .type = MT_DEVICE,
65 }, {
66 .virtual = (u32)S3C24XX_VA_ISA_BYTE,
67 .pfn = __phys_to_pfn(S3C2410_CS2),
68 .length = 0x10000,
69 .type = MT_DEVICE,
70 }, {
71 .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
72 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
73 .length = SZ_4M,
74 .type = MT_DEVICE,
75 }
Linus Torvalds1da177e2005-04-16 15:20:36 -070076};
77
78#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
79#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
80#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
81
Ben Dooks66a9b492006-06-18 23:04:05 +010082static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070083 [0] = {
84 .hwport = 0,
85 .flags = 0,
86 .ucon = 0x3c5,
87 .ulcon = 0x03,
88 .ufcon = 0x51,
89 },
90 [1] = {
91 .hwport = 1,
92 .flags = 0,
93 .ucon = 0x3c5,
94 .ulcon = 0x03,
95 .ufcon = 0x51,
96 },
97 /* IR port */
98 [2] = {
99 .hwport = 2,
100 .flags = 0,
101 .ucon = 0x3c5,
102 .ulcon = 0x43,
103 .ufcon = 0x51,
104 }
105};
106
Ben Dooks577189762005-10-28 15:31:47 +0100107/* LCD driver info */
108
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700109static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
Ben Dooks577189762005-10-28 15:31:47 +0100110
Krzysztof Heltf28ef572007-10-16 01:28:58 -0700111 .lcdcon5 = S3C2410_LCDCON5_FRM565 |
112 S3C2410_LCDCON5_INVVLINE |
113 S3C2410_LCDCON5_INVVFRAME |
114 S3C2410_LCDCON5_PWREN |
115 S3C2410_LCDCON5_HWSWP,
Ben Dooks577189762005-10-28 15:31:47 +0100116
Krzysztof Helt69816692007-10-16 01:29:06 -0700117 .type = S3C2410_LCDCON1_TFT,
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700118
119 .width = 240,
120 .height = 320,
121
Krzysztof Helt69816692007-10-16 01:29:06 -0700122 .pixclock = 166667, /* HCLK 60 MHz, divisor 10 */
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700123 .xres = 240,
124 .yres = 320,
125 .bpp = 16,
Krzysztof Helt1f411532007-10-16 01:28:57 -0700126 .left_margin = 20,
127 .right_margin = 8,
Krzysztof Helt93d11f52007-10-16 01:29:00 -0700128 .hsync_len = 4,
Krzysztof Helt5f20f692007-10-16 01:28:59 -0700129 .upper_margin = 8,
130 .lower_margin = 7,
Krzysztof Helt93d11f52007-10-16 01:29:00 -0700131 .vsync_len = 4,
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700132};
133
134static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
135 .displays = &smdk2440_lcd_cfg,
136 .num_displays = 1,
137 .default_display = 0,
138
Ben Dooks577189762005-10-28 15:31:47 +0100139#if 0
140 /* currently setup by downloader */
141 .gpccon = 0xaa940659,
142 .gpccon_mask = 0xffffffff,
143 .gpcup = 0x0000ffff,
144 .gpcup_mask = 0xffffffff,
145 .gpdcon = 0xaa84aaa0,
146 .gpdcon_mask = 0xffffffff,
147 .gpdup = 0x0000faff,
148 .gpdup_mask = 0xffffffff,
149#endif
150
151 .lpcsel = ((0xCE6) & ~7) | 1<<4,
Ben Dooks577189762005-10-28 15:31:47 +0100152};
153
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154static struct platform_device *smdk2440_devices[] __initdata = {
Ben Dooksb8132482009-11-23 00:13:39 +0000155 &s3c_device_ohci,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 &s3c_device_lcd,
157 &s3c_device_wdt,
Ben Dooks3e1b7762008-10-31 16:14:40 +0000158 &s3c_device_i2c0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700159 &s3c_device_iis,
160};
161
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100162static void __init smdk2440_map_io(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163{
164 s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
165 s3c24xx_init_clocks(16934400);
166 s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167}
168
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100169static void __init smdk2440_machine_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170{
Krzysztof Helt09fe75f2007-10-16 01:28:56 -0700171 s3c24xx_fb_set_platdata(&smdk2440_fb_info);
Ben Dooks3e1b7762008-10-31 16:14:40 +0000172 s3c_i2c0_set_platdata(NULL);
Ben Dooks577189762005-10-28 15:31:47 +0100173
Ben Dooks57e51712007-04-20 11:19:16 +0100174 platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
Ben Dooksd3f4c572006-04-01 18:33:42 +0100175 smdk_machine_init();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700176}
177
178MACHINE_START(S3C2440, "SMDK2440")
Ben Dooksafdd2252010-05-07 09:24:05 +0900179 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
Nicolas Pitre69d50712011-07-05 22:38:17 -0400180 .atag_offset = 0x100,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
182 .init_irq = s3c24xx_init_irq,
183 .map_io = smdk2440_map_io,
184 .init_machine = smdk2440_machine_init,
185 .timer = &s3c24xx_timer,
Kukjin Kimb27b0722012-01-03 14:02:03 +0100186 .restart = s3c2440_restart,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187MACHINE_END