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kernel/linux-imx6_3.14.28/arch/arm/plat-iop/i2c.c 1.74 KB
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  /*
   * arch/arm/plat-iop/i2c.c
   *
   * Author: Nicolas Pitre <nico@cam.org>
   * Copyright (C) 2001 MontaVista Software, Inc.
   * Copyright (C) 2004 Intel Corporation.
   *
   * 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/mm.h>
  #include <linux/init.h>
  #include <linux/major.h>
  #include <linux/fs.h>
  #include <linux/platform_device.h>
  #include <linux/serial.h>
  #include <linux/tty.h>
  #include <linux/serial_core.h>
  #include <linux/io.h>
  #include <asm/pgtable.h>
  #include <asm/page.h>
  #include <asm/mach/map.h>
  #include <asm/setup.h>
  #include <asm/memory.h>
  #include <mach/hardware.h>
  #include <asm/hardware/iop3xx.h>
  #include <asm/mach/arch.h>
  
  #ifdef CONFIG_ARCH_IOP32X
  #define IRQ_IOP3XX_I2C_0	IRQ_IOP32X_I2C_0
  #define IRQ_IOP3XX_I2C_1	IRQ_IOP32X_I2C_1
  #endif
  #ifdef CONFIG_ARCH_IOP33X
  #define IRQ_IOP3XX_I2C_0	IRQ_IOP33X_I2C_0
  #define IRQ_IOP3XX_I2C_1	IRQ_IOP33X_I2C_1
  #endif
  
  static struct resource iop3xx_i2c0_resources[] = {
  	[0] = {
  		.start	= 0xfffff680,
  		.end	= 0xfffff697,
  		.flags	= IORESOURCE_MEM,
  	},
  	[1] = {
  		.start	= IRQ_IOP3XX_I2C_0,
  		.end	= IRQ_IOP3XX_I2C_0,
  		.flags	= IORESOURCE_IRQ,
  	},
  };
  
  struct platform_device iop3xx_i2c0_device = {
  	.name		= "IOP3xx-I2C",
  	.id		= 0,
  	.num_resources	= 2,
  	.resource	= iop3xx_i2c0_resources,
  };
  
  
  static struct resource iop3xx_i2c1_resources[] = {
  	[0] = {
  		.start	= 0xfffff6a0,
  		.end	= 0xfffff6b7,
  		.flags	= IORESOURCE_MEM,
  	},
  	[1] = {
  		.start	= IRQ_IOP3XX_I2C_1,
  		.end	= IRQ_IOP3XX_I2C_1,
  		.flags	= IORESOURCE_IRQ,
  	}
  };
  
  struct platform_device iop3xx_i2c1_device = {
  	.name		= "IOP3xx-I2C",
  	.id		= 1,
  	.num_resources	= 2,
  	.resource	= iop3xx_i2c1_resources,
  };