arch/arm/mach-exynos/dev-ohci.c

   1 /* linux/arch/arm/mach-exynos/dev-ohci.c
   2  *
   3  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com
   5  *
   6  * EXYNOS - OHCI support
   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/dma-mapping.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <mach/irqs.h>
  17 #include <mach/map.h>
  18 #include <mach/ohci.h>
  19
  20 #include <plat/devs.h>
  21 #include <plat/usb-phy.h>
  22
  23 static struct resource exynos4_ohci_resource[] = {
  24         [0] = DEFINE_RES_MEM(EXYNOS4_PA_OHCI, SZ_256),
  25         [1] = DEFINE_RES_IRQ(IRQ_USB_HOST),
  26 };
  27
  28 static u64 exynos4_ohci_dma_mask = DMA_BIT_MASK(32);
  29
  30 struct platform_device exynos4_device_ohci = {
  31         .name           = "exynos-ohci",
  32         .id             = -1,
  33         .num_resources  = ARRAY_SIZE(exynos4_ohci_resource),
  34         .resource       = exynos4_ohci_resource,
  35         .dev            = {
  36                 .dma_mask               = &exynos4_ohci_dma_mask,
  37                 .coherent_dma_mask      = DMA_BIT_MASK(32),
  38         }
  39 };
  40
  41 void __init exynos4_ohci_set_platdata(struct exynos4_ohci_platdata *pd)
  42 {
  43         struct exynos4_ohci_platdata *npd;
  44
  45         npd = s3c_set_platdata(pd, sizeof(struct exynos4_ohci_platdata),
  46                         &exynos4_device_ohci);
  47
  48         if (!npd->phy_init)
  49                 npd->phy_init = s5p_usb_phy_init;
  50         if (!npd->phy_exit)
  51                 npd->phy_exit = s5p_usb_phy_exit;
  52 }