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Ramax Lo4ab989712008-07-07 18:12:36 +01001/* linux/arch/arm/mach-s3c2440/mach-at2440evb.c
2 *
3 * Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com>
4 * Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk>
5 * and modifications by SBZ <sbz@spgui.org> and
6 * Weibing <http://weibing.blogbus.com>
7 *
Justin P. Mattock50a23e62010-10-16 10:36:23 -07008 * For product information, visit http://www.arm.com/
Ramax Lo4ab989712008-07-07 18:12:36 +01009 *
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#include <linux/kernel.h>
16#include <linux/types.h>
Kukjin Kim0a2691d2012-12-30 18:28:01 -080017#include <linux/gpio.h>
Ramax Lo4ab989712008-07-07 18:12:36 +010018#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/timer.h>
21#include <linux/init.h>
22#include <linux/io.h>
23#include <linux/serial_core.h>
Ramax Lo66493c22008-07-07 18:12:37 +010024#include <linux/dm9000.h>
Ramax Lo4ab989712008-07-07 18:12:36 +010025#include <linux/platform_device.h>
26
27#include <asm/mach/arch.h>
28#include <asm/mach/map.h>
29#include <asm/mach/irq.h>
30
Russell Kinga09e64f2008-08-05 16:14:15 +010031#include <mach/hardware.h>
Ben Dooks1d19fdb2008-11-10 10:59:29 +000032#include <mach/fb.h>
Ramax Lo4ab989712008-07-07 18:12:36 +010033#include <asm/irq.h>
34#include <asm/mach-types.h>
35
Ben Dooksa2b7ba92008-10-07 22:26:09 +010036#include <plat/regs-serial.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010037#include <mach/regs-gpio.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010038#include <mach/regs-lcd.h>
Arnd Bergmann436d42c2012-08-24 15:22:12 +020039#include <linux/platform_data/mtd-nand-s3c2410.h>
40#include <linux/platform_data/i2c-s3c2410.h>
Ramax Lo4ab989712008-07-07 18:12:36 +010041
42#include <linux/mtd/mtd.h>
43#include <linux/mtd/nand.h>
44#include <linux/mtd/nand_ecc.h>
45#include <linux/mtd/partitions.h>
46
Ben Dooksd5120ae2008-10-07 23:09:51 +010047#include <plat/clock.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010048#include <plat/devs.h>
49#include <plat/cpu.h>
Arnd Bergmann436d42c2012-08-24 15:22:12 +020050#include <linux/platform_data/mmc-s3cmci.h>
Romain Naour7f78b6e2013-01-09 18:47:04 -080051#include <plat/samsung-time.h>
Ramax Lo4ab989712008-07-07 18:12:36 +010052
Kukjin Kimb27b0722012-01-03 14:02:03 +010053#include "common.h"
54
Ramax Lo4ab989712008-07-07 18:12:36 +010055static struct map_desc at2440evb_iodesc[] __initdata = {
56 /* Nothing here */
57};
58
59#define UCON S3C2410_UCON_DEFAULT
60#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
61#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
62
Ramax Lo4ab989712008-07-07 18:12:36 +010063static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = {
64 [0] = {
65 .hwport = 0,
66 .flags = 0,
67 .ucon = UCON,
68 .ulcon = ULCON,
69 .ufcon = UFCON,
Thomas Abrahamafba7f92011-10-24 11:47:51 +020070 .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2,
Ramax Lo4ab989712008-07-07 18:12:36 +010071 },
72 [1] = {
73 .hwport = 1,
74 .flags = 0,
75 .ucon = UCON,
76 .ulcon = ULCON,
77 .ufcon = UFCON,
Thomas Abrahamafba7f92011-10-24 11:47:51 +020078 .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2,
Ramax Lo4ab989712008-07-07 18:12:36 +010079 },
80};
81
82/* NAND Flash on AT2440EVB board */
83
Ben Dooks2a3a1802009-09-28 13:59:49 +030084static struct mtd_partition __initdata at2440evb_default_nand_part[] = {
Ramax Lo4ab989712008-07-07 18:12:36 +010085 [0] = {
86 .name = "Boot Agent",
87 .size = SZ_256K,
88 .offset = 0,
89 },
90 [1] = {
91 .name = "Kernel",
92 .size = SZ_2M,
93 .offset = SZ_256K,
94 },
95 [2] = {
96 .name = "Root",
97 .offset = SZ_256K + SZ_2M,
98 .size = MTDPART_SIZ_FULL,
99 },
100};
101
Ben Dooks2a3a1802009-09-28 13:59:49 +0300102static struct s3c2410_nand_set __initdata at2440evb_nand_sets[] = {
Ramax Lo4ab989712008-07-07 18:12:36 +0100103 [0] = {
104 .name = "nand",
105 .nr_chips = 1,
106 .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part),
107 .partitions = at2440evb_default_nand_part,
108 },
109};
110
Ben Dooks2a3a1802009-09-28 13:59:49 +0300111static struct s3c2410_platform_nand __initdata at2440evb_nand_info = {
Ramax Lo4ab989712008-07-07 18:12:36 +0100112 .tacls = 25,
113 .twrph0 = 55,
114 .twrph1 = 40,
115 .nr_sets = ARRAY_SIZE(at2440evb_nand_sets),
116 .sets = at2440evb_nand_sets,
117};
118
Ramax Lo66493c22008-07-07 18:12:37 +0100119/* DM9000AEP 10/100 ethernet controller */
120
121static struct resource at2440evb_dm9k_resource[] = {
Tushar Beherad990e392012-05-12 16:12:21 +0900122 [0] = DEFINE_RES_MEM(S3C2410_CS3, 4),
123 [1] = DEFINE_RES_MEM(S3C2410_CS3 + 4, 4),
124 [2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \
125 | IORESOURCE_IRQ_HIGHEDGE),
Ramax Lo66493c22008-07-07 18:12:37 +0100126};
127
128static struct dm9000_plat_data at2440evb_dm9k_pdata = {
129 .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
130};
131
132static struct platform_device at2440evb_device_eth = {
133 .name = "dm9000",
134 .id = -1,
135 .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource),
136 .resource = at2440evb_dm9k_resource,
137 .dev = {
138 .platform_data = &at2440evb_dm9k_pdata,
139 },
140};
141
Ben Dooks22c810a2010-01-18 16:24:22 +0900142static struct s3c24xx_mci_pdata at2440evb_mci_pdata __initdata = {
Ben Dooks070276d2009-05-17 22:32:23 +0100143 .gpio_detect = S3C2410_GPG(10),
Ben Dooks4a045cb2008-11-10 10:59:28 +0000144};
145
Ben Dooks1d19fdb2008-11-10 10:59:29 +0000146/* 7" LCD panel */
147
148static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = {
149
150 .lcdcon5 = S3C2410_LCDCON5_FRM565 |
151 S3C2410_LCDCON5_INVVLINE |
152 S3C2410_LCDCON5_INVVFRAME |
153 S3C2410_LCDCON5_PWREN |
154 S3C2410_LCDCON5_HWSWP,
155
156 .type = S3C2410_LCDCON1_TFT,
157
158 .width = 800,
159 .height = 480,
160
161 .pixclock = 33333, /* HCLK 60 MHz, divisor 2 */
162 .xres = 800,
163 .yres = 480,
164 .bpp = 16,
165 .left_margin = 88,
166 .right_margin = 40,
167 .hsync_len = 128,
168 .upper_margin = 32,
169 .lower_margin = 11,
170 .vsync_len = 2,
171};
172
173static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = {
174 .displays = &at2440evb_lcd_cfg,
175 .num_displays = 1,
176 .default_display = 0,
177};
178
Ramax Lo4ab989712008-07-07 18:12:36 +0100179static struct platform_device *at2440evb_devices[] __initdata = {
Ben Dooksb8132482009-11-23 00:13:39 +0000180 &s3c_device_ohci,
Ramax Lo4ab989712008-07-07 18:12:36 +0100181 &s3c_device_wdt,
182 &s3c_device_adc,
Ben Dooks3e1b7762008-10-31 16:14:40 +0000183 &s3c_device_i2c0,
Ramax Lo4ab989712008-07-07 18:12:36 +0100184 &s3c_device_rtc,
185 &s3c_device_nand,
Ben Dooks4a045cb2008-11-10 10:59:28 +0000186 &s3c_device_sdi,
Ben Dooks1d19fdb2008-11-10 10:59:29 +0000187 &s3c_device_lcd,
Ramax Lo66493c22008-07-07 18:12:37 +0100188 &at2440evb_device_eth,
Ramax Lo4ab989712008-07-07 18:12:36 +0100189};
190
191static void __init at2440evb_map_io(void)
192{
Ramax Lo4ab989712008-07-07 18:12:36 +0100193 s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc));
194 s3c24xx_init_clocks(16934400);
195 s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs));
Romain Naour7f78b6e2013-01-09 18:47:04 -0800196 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
Ramax Lo4ab989712008-07-07 18:12:36 +0100197}
198
199static void __init at2440evb_init(void)
200{
Ben Dooks1d19fdb2008-11-10 10:59:29 +0000201 s3c24xx_fb_set_platdata(&at2440evb_fb_info);
Ben Dooks22c810a2010-01-18 16:24:22 +0900202 s3c24xx_mci_set_platdata(&at2440evb_mci_pdata);
Ben Dooks2a3a1802009-09-28 13:59:49 +0300203 s3c_nand_set_platdata(&at2440evb_nand_info);
Ben Dooks3e1b7762008-10-31 16:14:40 +0000204 s3c_i2c0_set_platdata(NULL);
Ben Dooks56c035c2008-12-18 16:17:37 +0000205
Ramax Lo4ab989712008-07-07 18:12:36 +0100206 platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
207}
208
209
210MACHINE_START(AT2440EVB, "AT2440EVB")
Nicolas Pitre69d50712011-07-05 22:38:17 -0400211 .atag_offset = 0x100,
Ramax Lo4ab989712008-07-07 18:12:36 +0100212 .map_io = at2440evb_map_io,
213 .init_machine = at2440evb_init,
Heiko Stuebnerce6c1642013-02-12 09:59:20 -0800214 .init_irq = s3c2440_init_irq,
Romain Naour7f78b6e2013-01-09 18:47:04 -0800215 .init_time = samsung_timer_init,
Heiko Stuebnerc1ba5442012-03-01 13:23:32 +0900216 .restart = s3c244x_restart,
Ramax Lo4ab989712008-07-07 18:12:36 +0100217MACHINE_END