arch/arm/plat-samsung/dev-usb.c

   1 /* linux/arch/arm/plat-s3c/dev-usb.c
   2  *
   3  * Copyright 2008 Simtec Electronics
   4  *      Ben Dooks <ben@simtec.co.uk>
   5  *      http://armlinux.simtec.co.uk/
   6  *
   7  * S3C series device definition for USB host
   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/gfp.h>
  15 #include <linux/kernel.h>
  16 #include <linux/string.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/export.h>
  19
  20 #include <mach/irqs.h>
  21 #include <mach/map.h>
  22
  23 #include <plat/devs.h>
  24 #include <plat/usb-control.h>
  25
  26 static struct resource s3c_usb_resource[] = {
  27         [0] = {
  28                 .start = S3C_PA_USBHOST,
  29                 .end   = S3C_PA_USBHOST + 0x100 - 1,
  30                 .flags = IORESOURCE_MEM,
  31         },
  32         [1] = {
  33                 .start = IRQ_USBH,
  34                 .end   = IRQ_USBH,
  35                 .flags = IORESOURCE_IRQ,
  36         }
  37 };
  38
  39 static u64 s3c_device_usb_dmamask = 0xffffffffUL;
  40
  41 struct platform_device s3c_device_ohci = {
  42         .name             = "s3c2410-ohci",
  43         .id               = -1,
  44         .num_resources    = ARRAY_SIZE(s3c_usb_resource),
  45         .resource         = s3c_usb_resource,
  46         .dev              = {
  47                 .dma_mask = &s3c_device_usb_dmamask,
  48                 .coherent_dma_mask = 0xffffffffUL
  49         }
  50 };
  51
  52 EXPORT_SYMBOL(s3c_device_ohci);
  53
  54 /**
  55  * s3c_ohci_set_platdata - initialise OHCI device platform data
  56  * @info: The platform data.
  57  *
  58  * This call copies the @info passed in and sets the device .platform_data
  59  * field to that copy. The @info is copied so that the original can be marked
  60  * __initdata.
  61  */
  62 void __init s3c_ohci_set_platdata(struct s3c2410_hcd_info *info)
  63 {
  64         s3c_set_platdata(info, sizeof(struct s3c2410_hcd_info),
  65                          &s3c_device_ohci);
  66 }