1 /* linux/arch/arm/mach-s3c2440/mach-at2440evb.c
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>
8 * For product information, visit http://www.arm9e.com/
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.
15 #include <linux/kernel.h>
16 #include <linux/types.h>
17 #include <linux/interrupt.h>
18 #include <linux/list.h>
19 #include <linux/timer.h>
20 #include <linux/init.h>
22 #include <linux/serial_core.h>
23 #include <linux/dm9000.h>
24 #include <linux/platform_device.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/map.h>
28 #include <asm/mach/irq.h>
30 #include <mach/hardware.h>
33 #include <asm/mach-types.h>
35 #include <plat/regs-serial.h>
36 #include <mach/regs-gpio.h>
37 #include <mach/regs-mem.h>
38 #include <mach/regs-lcd.h>
39 #include <plat/nand.h>
41 #include <linux/mtd/mtd.h>
42 #include <linux/mtd/nand.h>
43 #include <linux/mtd/nand_ecc.h>
44 #include <linux/mtd/partitions.h>
46 #include <plat/clock.h>
47 #include <plat/devs.h>
49 #include <asm/plat-s3c24xx/mci.h>
51 static struct map_desc at2440evb_iodesc[] __initdata = {
55 #define UCON S3C2410_UCON_DEFAULT
56 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
57 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
59 static struct s3c24xx_uart_clksrc at2440evb_serial_clocks[] = {
75 static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = {
82 .clocks = at2440evb_serial_clocks,
83 .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
91 .clocks = at2440evb_serial_clocks,
92 .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
96 /* NAND Flash on AT2440EVB board */
98 static struct mtd_partition at2440evb_default_nand_part[] = {
100 .name = "Boot Agent",
111 .offset = SZ_256K + SZ_2M,
112 .size = MTDPART_SIZ_FULL,
116 static struct s3c2410_nand_set at2440evb_nand_sets[] = {
120 .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part),
121 .partitions = at2440evb_default_nand_part,
125 static struct s3c2410_platform_nand at2440evb_nand_info = {
129 .nr_sets = ARRAY_SIZE(at2440evb_nand_sets),
130 .sets = at2440evb_nand_sets,
133 /* DM9000AEP 10/100 ethernet controller */
135 static struct resource at2440evb_dm9k_resource[] = {
137 .start = S3C2410_CS3,
138 .end = S3C2410_CS3 + 3,
139 .flags = IORESOURCE_MEM
142 .start = S3C2410_CS3 + 4,
143 .end = S3C2410_CS3 + 7,
144 .flags = IORESOURCE_MEM
149 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
153 static struct dm9000_plat_data at2440evb_dm9k_pdata = {
154 .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
157 static struct platform_device at2440evb_device_eth = {
160 .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource),
161 .resource = at2440evb_dm9k_resource,
163 .platform_data = &at2440evb_dm9k_pdata,
167 static struct s3c24xx_mci_pdata at2440evb_mci_pdata = {
168 .gpio_detect = S3C2410_GPG10,
173 static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = {
175 .lcdcon5 = S3C2410_LCDCON5_FRM565 |
176 S3C2410_LCDCON5_INVVLINE |
177 S3C2410_LCDCON5_INVVFRAME |
178 S3C2410_LCDCON5_PWREN |
179 S3C2410_LCDCON5_HWSWP,
181 .type = S3C2410_LCDCON1_TFT,
186 .pixclock = 33333, /* HCLK 60 MHz, divisor 2 */
198 static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = {
199 .displays = &at2440evb_lcd_cfg,
201 .default_display = 0,
204 static struct platform_device *at2440evb_devices[] __initdata = {
213 &at2440evb_device_eth,
216 static void __init at2440evb_map_io(void)
218 s3c_device_nand.dev.platform_data = &at2440evb_nand_info;
219 s3c_device_sdi.name = "s3c2440-sdi";
220 s3c_device_sdi.dev.platform_data = &at2440evb_mci_pdata;
222 s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc));
223 s3c24xx_init_clocks(16934400);
224 s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs));
227 static void __init at2440evb_init(void)
229 s3c24xx_fb_set_platdata(&at2440evb_fb_info);
230 platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
234 MACHINE_START(AT2440EVB, "AT2440EVB")
235 .phys_io = S3C2410_PA_UART,
236 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
237 .boot_params = S3C2410_SDRAM_PA + 0x100,
238 .map_io = at2440evb_map_io,
239 .init_machine = at2440evb_init,
240 .init_irq = s3c24xx_init_irq,
241 .timer = &s3c24xx_timer,