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kernel/linux-imx6_3.14.28/arch/arm/mach-s3c24xx/mach-otom.c 2.86 KB
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  /*
   *
   * Copyright (c) 2004 Nex Vision
   *   Guillaume GOURAT <guillaume.gourat@nexvision.fr>
   *
   * 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/platform_data/i2c-s3c2410.h>
  
  #include <asm/irq.h>
  #include <asm/mach-types.h>
  #include <asm/mach/arch.h>
  #include <asm/mach/map.h>
  #include <asm/mach/irq.h>
  
  #include <mach/hardware.h>
  #include <mach/regs-gpio.h>
  
  #include <plat/clock.h>
  #include <plat/cpu.h>
  #include <plat/devs.h>
  #include <plat/regs-serial.h>
  #include <plat/samsung-time.h>
  
  #include "common.h"
  #include "otom.h"
  
  static struct map_desc otom11_iodesc[] __initdata = {
    /* Device area */
  	{ (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE },
  };
  
  #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 otom11_uartcfgs[] __initdata = {
  	[0] = {
  		.hwport	     = 0,
  		.flags	     = 0,
  		.ucon	     = UCON,
  		.ulcon	     = ULCON,
  		.ufcon	     = UFCON,
  	},
  	[1] = {
  		.hwport	     = 1,
  		.flags	     = 0,
  		.ucon	     = UCON,
  		.ulcon	     = ULCON,
  		.ufcon	     = UFCON,
  	},
  	/* port 2 is not actually used */
  	[2] = {
  		.hwport	     = 2,
  		.flags	     = 0,
  		.ucon	     = UCON,
  		.ulcon	     = ULCON,
  		.ufcon	     = UFCON,
  	}
  };
  
  /* NOR Flash on NexVision OTOM board */
  
  static struct resource otom_nor_resource[] = {
  	[0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_4M),
  };
  
  static struct platform_device otom_device_nor = {
  	.name		= "mtd-flash",
  	.id		= -1,
  	.num_resources	= ARRAY_SIZE(otom_nor_resource),
  	.resource	= otom_nor_resource,
  };
  
  /* Standard OTOM devices */
  
  static struct platform_device *otom11_devices[] __initdata = {
  	&s3c_device_ohci,
  	&s3c_device_lcd,
  	&s3c_device_wdt,
  	&s3c_device_i2c0,
  	&s3c_device_iis,
   	&s3c_device_rtc,
  	&otom_device_nor,
  };
  
  static void __init otom11_map_io(void)
  {
  	s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
  	s3c24xx_init_clocks(0);
  	s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
  	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  }
  
  static void __init otom11_init(void)
  {
  	s3c_i2c0_set_platdata(NULL);
  	platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
  }
  
  MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
  	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
  	.atag_offset	= 0x100,
  	.map_io		= otom11_map_io,
  	.init_machine	= otom11_init,
  	.init_irq	= s3c2410_init_irq,
  	.init_time	= samsung_timer_init,
  	.restart	= s3c2410_restart,
  MACHINE_END