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>
32 #include <asm/mach-types.h>
34 #include <plat/regs-serial.h>
35 #include <mach/regs-gpio.h>
36 #include <mach/regs-mem.h>
37 #include <mach/regs-lcd.h>
38 #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>
50 static struct map_desc at2440evb_iodesc[] __initdata = {
54 #define UCON S3C2410_UCON_DEFAULT
55 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
56 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
58 static struct s3c24xx_uart_clksrc at2440evb_serial_clocks[] = {
74 static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = {
81 .clocks = at2440evb_serial_clocks,
82 .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
90 .clocks = at2440evb_serial_clocks,
91 .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
95 /* NAND Flash on AT2440EVB board */
97 static struct mtd_partition at2440evb_default_nand_part[] = {
110 .offset = SZ_256K + SZ_2M,
111 .size = MTDPART_SIZ_FULL,
115 static struct s3c2410_nand_set at2440evb_nand_sets[] = {
119 .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part),
120 .partitions = at2440evb_default_nand_part,
124 static struct s3c2410_platform_nand at2440evb_nand_info = {
128 .nr_sets = ARRAY_SIZE(at2440evb_nand_sets),
129 .sets = at2440evb_nand_sets,
132 /* DM9000AEP 10/100 ethernet controller */
134 static struct resource at2440evb_dm9k_resource[] = {
136 .start = S3C2410_CS3,
137 .end = S3C2410_CS3 + 3,
138 .flags = IORESOURCE_MEM
141 .start = S3C2410_CS3 + 4,
142 .end = S3C2410_CS3 + 7,
143 .flags = IORESOURCE_MEM
148 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
152 static struct dm9000_plat_data at2440evb_dm9k_pdata = {
153 .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
156 static struct platform_device at2440evb_device_eth = {
159 .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource),
160 .resource = at2440evb_dm9k_resource,
162 .platform_data = &at2440evb_dm9k_pdata,
166 static struct platform_device *at2440evb_devices[] __initdata = {
173 &at2440evb_device_eth,
176 static void __init at2440evb_map_io(void)
178 s3c_device_nand.dev.platform_data = &at2440evb_nand_info;
180 s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc));
181 s3c24xx_init_clocks(16934400);
182 s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs));
185 static void __init at2440evb_init(void)
187 s3c_i2c0_set_platdata(NULL);
188 platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
192 MACHINE_START(AT2440EVB, "AT2440EVB")
193 .phys_io = S3C2410_PA_UART,
194 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
195 .boot_params = S3C2410_SDRAM_PA + 0x100,
196 .map_io = at2440evb_map_io,
197 .init_machine = at2440evb_init,
198 .init_irq = s3c24xx_init_irq,
199 .timer = &s3c24xx_timer,