original_kernel/arch/arm/mach-s3c2410/mach-smdk2440.c

139 lines
3.6 KiB
C

/* linux/arch/arm/mach-s3c2410/mach-smdk2440.c
*
* Copyright (c) 2004,2005 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* http://www.fluff.org/ben/smdk2440/
*
* Thanks to Dimity Andric and TomTom for the loan of an SMDK2440.
*
* 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.
*
* Modifications:
* 01-Nov-2004 BJD Initial version
* 12-Nov-2004 BJD Updated for release
* 04-Jan-2005 BJD Fixes for pre-release
* 22-Feb-2005 BJD Updated for 2.6.11-rc5 relesa
* 10-Mar-2005 LCVR Replaced S3C2410_VA by S3C24XX_VA
* 14-Mar-2005 BJD void __iomem fixes
* 20-Sep-2005 BJD Added static to non-exported items
*/
#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 <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/hardware.h>
#include <asm/hardware/iomd.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
//#include <asm/debug-ll.h>
#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/idle.h>
#include "s3c2410.h"
#include "s3c2440.h"
#include "clock.h"
#include "devs.h"
#include "cpu.h"
#include "pm.h"
static struct map_desc smdk2440_iodesc[] __initdata = {
/* ISA IO Space map (memory space selected by A24) */
{ (u32)S3C24XX_VA_ISA_WORD, S3C2410_CS2, SZ_16M, MT_DEVICE },
{ (u32)S3C24XX_VA_ISA_BYTE, S3C2410_CS2, SZ_16M, MT_DEVICE },
};
#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
static struct s3c2410_uartcfg smdk2440_uartcfgs[] = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
/* IR port */
[2] = {
.hwport = 2,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x43,
.ufcon = 0x51,
}
};
static struct platform_device *smdk2440_devices[] __initdata = {
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c,
&s3c_device_iis,
};
static struct s3c24xx_board smdk2440_board __initdata = {
.devices = smdk2440_devices,
.devices_count = ARRAY_SIZE(smdk2440_devices)
};
static void __init smdk2440_map_io(void)
{
s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
s3c24xx_init_clocks(16934400);
s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
s3c24xx_set_board(&smdk2440_board);
}
static void __init smdk2440_machine_init(void)
{
/* Configure the LEDs (even if we have no LED support)*/
s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);
s3c2410_gpio_setpin(S3C2410_GPF4, 0);
s3c2410_gpio_setpin(S3C2410_GPF5, 0);
s3c2410_gpio_setpin(S3C2410_GPF6, 0);
s3c2410_gpio_setpin(S3C2410_GPF7, 0);
s3c2410_pm_init();
}
MACHINE_START(S3C2440, "SMDK2440")
/* Maintainer: Ben Dooks <ben@fluff.org> */
.phys_ram = S3C2410_SDRAM_PA,
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
.init_irq = s3c24xx_init_irq,
.map_io = smdk2440_map_io,
.init_machine = smdk2440_machine_init,
.timer = &s3c24xx_timer,
MACHINE_END