Logo Search packages:      
Sourcecode: linux version File versions  Download package

mach-nexcoder.c

/* linux/arch/arm/mach-s3c2440/mach-nexcoder.c
 *
 * Copyright (c) 2004 Nex Vision
 *   Guillaume GOURAT <guillaume.gourat@nexvision.tv>
 *
 * 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:
 *     15-10-2004 GG  Created initial version
 *     12-03-2005 BJD Updated for release
 */

#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/gpio.h>
#include <linux/string.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
#include <linux/io.h>

#include <linux/mtd/map.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/setup.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>

//#include <asm/debug-ll.h>
#include <mach/regs-gpio.h>
#include <plat/regs-serial.h>
#include <plat/iic.h>

#include <plat/s3c2410.h>
#include <plat/s3c2440.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>

static struct map_desc nexcoder_iodesc[] __initdata = {
      /* nothing here yet */
};

#define UCON S3C2410_UCON_DEFAULT
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE

static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
      [0] = {
            .hwport          = 0,
            .flags           = 0,
            .ucon      = UCON,
            .ulcon           = ULCON,
            .ufcon           = UFCON,
      },
      [1] = {
            .hwport          = 1,
            .flags           = 0,
            .ucon      = UCON,
            .ulcon           = ULCON,
            .ufcon           = UFCON,
      },
      [2] = {
            .hwport          = 2,
            .flags           = 0,
            .ucon      = UCON,
            .ulcon           = ULCON,
            .ufcon           = UFCON,
      }
};

/* NOR Flash on NexVision NexCoder 2440 board */

static struct resource nexcoder_nor_resource[] = {
      [0] = {
            .start = S3C2410_CS0,
            .end   = S3C2410_CS0 + (8*1024*1024) - 1,
            .flags = IORESOURCE_MEM,
      }
};

static struct map_info nexcoder_nor_map = {
      .bankwidth = 2,
};

static struct platform_device nexcoder_device_nor = {
      .name       = "mtd-flash",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(nexcoder_nor_resource),
      .resource   = nexcoder_nor_resource,
      .dev =
      {
            .platform_data = &nexcoder_nor_map,
      }
};

/* Standard Nexcoder devices */

static struct platform_device *nexcoder_devices[] __initdata = {
      &s3c_device_usb,
      &s3c_device_lcd,
      &s3c_device_wdt,
      &s3c_device_i2c0,
      &s3c_device_iis,
      &s3c_device_rtc,
      &s3c_device_camif,
      &s3c_device_spi0,
      &s3c_device_spi1,
      &nexcoder_device_nor,
};

static void __init nexcoder_sensorboard_init(void)
{
      // Initialize SCCB bus
      s3c2410_gpio_setpin(S3C2410_GPE(14), 1); // IICSCL
      s3c2410_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPIO_OUTPUT);
      s3c2410_gpio_setpin(S3C2410_GPE(15), 1); // IICSDA
      s3c2410_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPIO_OUTPUT);

      // Power up the sensor board
      s3c2410_gpio_setpin(S3C2410_GPF(1), 1);
      s3c2410_gpio_cfgpin(S3C2410_GPF(1), S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN
      s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
      s3c2410_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT); // CAM_GPIO6 => CAM_PWRDN
}

static void __init nexcoder_map_io(void)
{
      s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
      s3c24xx_init_clocks(0);
      s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));

      nexcoder_sensorboard_init();
}

static void __init nexcoder_init(void)
{
      s3c_i2c0_set_platdata(NULL);
      platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
};

MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
      /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
      .phys_io    = S3C2410_PA_UART,
      .io_pg_offst      = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
      .boot_params      = S3C2410_SDRAM_PA + 0x100,
      .map_io           = nexcoder_map_io,
      .init_machine     = nexcoder_init,
      .init_irq   = s3c24xx_init_irq,
      .timer            = &s3c24xx_timer,
MACHINE_END

Generated by  Doxygen 1.6.0   Back to index