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kernel/linux-imx6_3.14.28/arch/arm/mach-s3c64xx/mach-smdk6400.c 2.5 KB
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  /* linux/arch/arm/mach-s3c64xx/mach-smdk6400.c
   *
   * Copyright 2008 Simtec Electronics
   *	Ben Dooks <ben@simtec.co.uk>
   *	http://armlinux.simtec.co.uk/
   *
   * 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/i2c.h>
  #include <linux/io.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/map.h>
  
  #include <plat/regs-serial.h>
  
  #include <plat/clock.h>
  #include <plat/devs.h>
  #include <plat/cpu.h>
  #include <linux/platform_data/i2c-s3c2410.h>
  #include <mach/gpio-samsung.h>
  #include <plat/samsung-time.h>
  
  #include "common.h"
  
  #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 smdk6400_uartcfgs[] __initdata = {
  	[0] = {
  		.hwport	     = 0,
  		.flags	     = 0,
  		.ucon	     = 0x3c5,
  		.ulcon	     = 0x03,
  		.ufcon	     = 0x51,
  	},
  	[1] = {
  		.hwport	     = 1,
  		.flags	     = 0,
  		.ucon	     = 0x3c5,
  		.ulcon	     = 0x03,
  		.ufcon	     = 0x51,
  	},
  };
  
  static struct map_desc smdk6400_iodesc[] = {};
  
  static void __init smdk6400_map_io(void)
  {
  	s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
  	s3c64xx_set_xtal_freq(12000000);
  	s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
  	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  }
  
  static struct platform_device *smdk6400_devices[] __initdata = {
  	&s3c_device_hsmmc1,
  	&s3c_device_i2c0,
  };
  
  static struct i2c_board_info i2c_devs[] __initdata = {
  	{ I2C_BOARD_INFO("wm8753", 0x1A), },
  	{ I2C_BOARD_INFO("24c08", 0x50), },
  };
  
  static void __init smdk6400_machine_init(void)
  {
  	i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs));
  	platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
  }
  
  MACHINE_START(SMDK6400, "SMDK6400")
  	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
  	.atag_offset	= 0x100,
  
  	.init_irq	= s3c6400_init_irq,
  	.map_io		= smdk6400_map_io,
  	.init_machine	= smdk6400_machine_init,
  	.init_late	= s3c64xx_init_late,
  	.init_time	= samsung_timer_init,
  	.restart	= s3c64xx_restart,
  MACHINE_END