arch/mips/mti-sead3/sead3-ehci.c

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 2012 MIPS Technologies, Inc.  All rights reserved.
   7  */
   8 #include <linux/init.h>
   9 #include <linux/irq.h>
  10 #include <linux/dma-mapping.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/irqchip/mips-gic.h>
  13
  14 #include <asm/mips-boards/sead3int.h>
  15
  16 struct resource ehci_resources[] = {
  17         {
  18                 .start                  = 0x1b200000,
  19                 .end                    = 0x1b200fff,
  20                 .flags                  = IORESOURCE_MEM
  21         },
  22         {
  23                 .flags                  = IORESOURCE_IRQ
  24         }
  25 };
  26
  27 u64 sead3_usbdev_dma_mask = DMA_BIT_MASK(32);
  28
  29 static struct platform_device ehci_device = {
  30         .name           = "sead3-ehci",
  31         .id             = 0,
  32         .dev            = {
  33                 .dma_mask               = &sead3_usbdev_dma_mask,
  34                 .coherent_dma_mask      = DMA_BIT_MASK(32)
  35         },
  36         .num_resources  = ARRAY_SIZE(ehci_resources),
  37         .resource       = ehci_resources
  38 };
  39
  40 static int __init ehci_init(void)
  41 {
  42         if (gic_present)
  43                 ehci_resources[1].start = MIPS_GIC_IRQ_BASE + GIC_INT_EHCI;
  44         else
  45                 ehci_resources[1].start = MIPS_CPU_IRQ_BASE + CPU_INT_EHCI;
  46         return platform_device_register(&ehci_device);
  47 }
  48
  49 device_initcall(ehci_init);