release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/plat-samsung/dev-onenand.c

   1 /*
   2  * linux/arch/arm/plat-samsung/dev-onenand.c
   3  *
   4  *  Copyright (c) 2008-2010 Samsung Electronics
   5  *  Kyungmin Park <kyungmin.park@samsung.com>
   6  *
   7  * S3C64XX/S5PC100 series device definition for OneNAND devices
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/mtd/mtd.h>
  17 #include <linux/mtd/onenand.h>
  18
  19 #include <mach/irqs.h>
  20 #include <mach/map.h>
  21
  22 static struct resource s3c_onenand_resources[] = {
  23         [0] = {
  24                 .start  = S3C_PA_ONENAND,
  25                 .end    = S3C_PA_ONENAND + 0x400 - 1,
  26                 .flags  = IORESOURCE_MEM,
  27         },
  28         [1] = {
  29                 .start  = S3C_PA_ONENAND_BUF,
  30                 .end    = S3C_PA_ONENAND_BUF + S3C_SZ_ONENAND_BUF - 1,
  31                 .flags  = IORESOURCE_MEM,
  32         },
  33         [2] = {
  34                 .start  = IRQ_ONENAND,
  35                 .end    = IRQ_ONENAND,
  36                 .flags  = IORESOURCE_IRQ,
  37         },
  38 };
  39
  40 struct platform_device s3c_device_onenand = {
  41         .name           = "samsung-onenand",
  42         .id             = 0,
  43         .num_resources  = ARRAY_SIZE(s3c_onenand_resources),
  44         .resource       = s3c_onenand_resources,
  45 };
  46
  47 void s3c_onenand_set_platdata(struct onenand_platform_data *pdata)
  48 {
  49         struct onenand_platform_data *pd;
  50
  51         pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL);
  52         if (!pd)
  53                 printk(KERN_ERR "%s: no memory for platform data\n", __func__);
  54         s3c_device_onenand.dev.platform_data = pd;
  55 }