include/linux/platform_data/s3c-hsotg.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* include/linux/platform_data/s3c-hsotg.h
   3  *
   4  * Copyright 2008 Openmoko, Inc.
   5  * Copyright 2008 Simtec Electronics
   6  *      Ben Dooks <ben@simtec.co.uk>
   7  *      http://armlinux.simtec.co.uk/
   8  *
   9  * S3C USB2.0 High-speed / OtG platform information
  10 */
  11
  12 #ifndef __LINUX_USB_S3C_HSOTG_H
  13 #define __LINUX_USB_S3C_HSOTG_H
  14
  15 struct platform_device;
  16
  17 enum dwc2_hsotg_dmamode {
  18         S3C_HSOTG_DMA_NONE,     /* do not use DMA at-all */
  19         S3C_HSOTG_DMA_ONLY,     /* always use DMA */
  20         S3C_HSOTG_DMA_DRV,      /* DMA is chosen by driver */
  21 };
  22
  23 /**
  24  * struct dwc2_hsotg_plat - platform data for high-speed otg/udc
  25  * @dma: Whether to use DMA or not.
  26  * @is_osc: The clock source is an oscillator, not a crystal
  27  */
  28 struct dwc2_hsotg_plat {
  29         enum dwc2_hsotg_dmamode dma;
  30         unsigned int            is_osc:1;
  31         int                     phy_type;
  32
  33         int (*phy_init)(struct platform_device *pdev, int type);
  34         int (*phy_exit)(struct platform_device *pdev, int type);
  35 };
  36
  37 extern void dwc2_hsotg_set_platdata(struct dwc2_hsotg_plat *pd);
  38
  39 #endif /* __LINUX_USB_S3C_HSOTG_H */