arch/arm/plat-iop/i2c.c

   1 /*
   2  * arch/arm/plat-iop/i2c.c
   3  *
   4  * Author: Nicolas Pitre <nico@cam.org>
   5  * Copyright (C) 2001 MontaVista Software, Inc.
   6  * Copyright (C) 2004 Intel Corporation.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/mm.h>
  14 #include <linux/init.h>
  15 #include <linux/major.h>
  16 #include <linux/fs.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/serial.h>
  19 #include <linux/tty.h>
  20 #include <linux/serial_core.h>
  21 #include <linux/io.h>
  22 #include <asm/pgtable.h>
  23 #include <asm/page.h>
  24 #include <asm/mach/map.h>
  25 #include <asm/setup.h>
  26 #include <asm/system.h>
  27 #include <asm/memory.h>
  28 #include <mach/hardware.h>
  29 #include <asm/hardware/iop3xx.h>
  30 #include <asm/mach/arch.h>
  31
  32 #ifdef CONFIG_ARCH_IOP32X
  33 #define IRQ_IOP3XX_I2C_0        IRQ_IOP32X_I2C_0
  34 #define IRQ_IOP3XX_I2C_1        IRQ_IOP32X_I2C_1
  35 #endif
  36 #ifdef CONFIG_ARCH_IOP33X
  37 #define IRQ_IOP3XX_I2C_0        IRQ_IOP33X_I2C_0
  38 #define IRQ_IOP3XX_I2C_1        IRQ_IOP33X_I2C_1
  39 #endif
  40
  41 static struct resource iop3xx_i2c0_resources[] = {
  42         [0] = {
  43                 .start  = 0xfffff680,
  44                 .end    = 0xfffff697,
  45                 .flags  = IORESOURCE_MEM,
  46         },
  47         [1] = {
  48                 .start  = IRQ_IOP3XX_I2C_0,
  49                 .end    = IRQ_IOP3XX_I2C_0,
  50                 .flags  = IORESOURCE_IRQ,
  51         },
  52 };
  53
  54 struct platform_device iop3xx_i2c0_device = {
  55         .name           = "IOP3xx-I2C",
  56         .id             = 0,
  57         .num_resources  = 2,
  58         .resource       = iop3xx_i2c0_resources,
  59 };
  60
  61
  62 static struct resource iop3xx_i2c1_resources[] = {
  63         [0] = {
  64                 .start  = 0xfffff6a0,
  65                 .end    = 0xfffff6b7,
  66                 .flags  = IORESOURCE_MEM,
  67         },
  68         [1] = {
  69                 .start  = IRQ_IOP3XX_I2C_1,
  70                 .end    = IRQ_IOP3XX_I2C_1,
  71                 .flags  = IORESOURCE_IRQ,
  72         }
  73 };
  74
  75 struct platform_device iop3xx_i2c1_device = {
  76         .name           = "IOP3xx-I2C",
  77         .id             = 1,
  78         .num_resources  = 2,
  79         .resource       = iop3xx_i2c1_resources,
  80 };