mirror of https://gitee.com/openkylin/linux.git
169 lines
3.5 KiB
C
169 lines
3.5 KiB
C
/* linux/arch/arm/mach-s3c2412/mach-vstms.c
|
|
*
|
|
* (C) 2006 Thomas Gleixner <tglx@linutronix.de>
|
|
*
|
|
* Derived from mach-smdk2413.c - (C) 2006 Simtec Electronics
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/list.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/init.h>
|
|
#include <linux/serial_core.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/io.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/nand.h>
|
|
#include <linux/mtd/nand_ecc.h>
|
|
#include <linux/mtd/partitions.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/irq.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/setup.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/mach-types.h>
|
|
|
|
#include <plat/regs-serial.h>
|
|
#include <mach/regs-gpio.h>
|
|
#include <mach/regs-lcd.h>
|
|
|
|
#include <mach/idle.h>
|
|
#include <mach/fb.h>
|
|
|
|
#include <plat/iic.h>
|
|
#include <plat/nand.h>
|
|
|
|
#include <plat/s3c2410.h>
|
|
#include <plat/s3c2412.h>
|
|
#include <plat/clock.h>
|
|
#include <plat/devs.h>
|
|
#include <plat/cpu.h>
|
|
|
|
|
|
static struct map_desc vstms_iodesc[] __initdata = {
|
|
};
|
|
|
|
static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = {
|
|
[0] = {
|
|
.hwport = 0,
|
|
.flags = 0,
|
|
.ucon = 0x3c5,
|
|
.ulcon = 0x03,
|
|
.ufcon = 0x51,
|
|
},
|
|
[1] = {
|
|
.hwport = 1,
|
|
.flags = 0,
|
|
.ucon = 0x3c5,
|
|
.ulcon = 0x03,
|
|
.ufcon = 0x51,
|
|
},
|
|
[2] = {
|
|
.hwport = 2,
|
|
.flags = 0,
|
|
.ucon = 0x3c5,
|
|
.ulcon = 0x03,
|
|
.ufcon = 0x51,
|
|
}
|
|
};
|
|
|
|
static struct mtd_partition __initdata vstms_nand_part[] = {
|
|
[0] = {
|
|
.name = "Boot Agent",
|
|
.size = 0x7C000,
|
|
.offset = 0,
|
|
},
|
|
[1] = {
|
|
.name = "UBoot Config",
|
|
.offset = 0x7C000,
|
|
.size = 0x4000,
|
|
},
|
|
[2] = {
|
|
.name = "Kernel",
|
|
.offset = 0x80000,
|
|
.size = 0x200000,
|
|
},
|
|
[3] = {
|
|
.name = "RFS",
|
|
.offset = 0x280000,
|
|
.size = 0x3d80000,
|
|
},
|
|
};
|
|
|
|
static struct s3c2410_nand_set __initdata vstms_nand_sets[] = {
|
|
[0] = {
|
|
.name = "NAND",
|
|
.nr_chips = 1,
|
|
.nr_partitions = ARRAY_SIZE(vstms_nand_part),
|
|
.partitions = vstms_nand_part,
|
|
},
|
|
};
|
|
|
|
/* choose a set of timings which should suit most 512Mbit
|
|
* chips and beyond.
|
|
*/
|
|
|
|
static struct s3c2410_platform_nand __initdata vstms_nand_info = {
|
|
.tacls = 20,
|
|
.twrph0 = 60,
|
|
.twrph1 = 20,
|
|
.nr_sets = ARRAY_SIZE(vstms_nand_sets),
|
|
.sets = vstms_nand_sets,
|
|
};
|
|
|
|
static struct platform_device *vstms_devices[] __initdata = {
|
|
&s3c_device_ohci,
|
|
&s3c_device_wdt,
|
|
&s3c_device_i2c0,
|
|
&s3c_device_iis,
|
|
&s3c_device_rtc,
|
|
&s3c_device_nand,
|
|
};
|
|
|
|
static void __init vstms_fixup(struct machine_desc *desc,
|
|
struct tag *tags, char **cmdline,
|
|
struct meminfo *mi)
|
|
{
|
|
if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
|
|
mi->nr_banks=1;
|
|
mi->bank[0].start = 0x30000000;
|
|
mi->bank[0].size = SZ_64M;
|
|
}
|
|
}
|
|
|
|
static void __init vstms_map_io(void)
|
|
{
|
|
s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc));
|
|
s3c24xx_init_clocks(12000000);
|
|
s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs));
|
|
}
|
|
|
|
static void __init vstms_init(void)
|
|
{
|
|
s3c_i2c0_set_platdata(NULL);
|
|
s3c_nand_set_platdata(&vstms_nand_info);
|
|
|
|
platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
|
|
}
|
|
|
|
MACHINE_START(VSTMS, "VSTMS")
|
|
.phys_io = S3C2410_PA_UART,
|
|
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
|
|
.boot_params = S3C2410_SDRAM_PA + 0x100,
|
|
|
|
.fixup = vstms_fixup,
|
|
.init_irq = s3c24xx_init_irq,
|
|
.init_machine = vstms_init,
|
|
.map_io = vstms_map_io,
|
|
.timer = &s3c24xx_timer,
|
|
MACHINE_END
|