release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/plat-samsung/include/plat/udc-hs.h

   1 /* arch/arm/plat-s3c/include/plat/udc-hs.h
   2  *
   3  * Copyright 2008 Openmoko, Inc.
   4  * Copyright 2008 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *      http://armlinux.simtec.co.uk/
   7  *
   8  * S3C USB2.0 High-speed / OtG platform information
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13 */
  14
  15 enum s3c_hsotg_dmamode {
  16         S3C_HSOTG_DMA_NONE,     /* do not use DMA at-all */
  17         S3C_HSOTG_DMA_ONLY,     /* always use DMA */
  18         S3C_HSOTG_DMA_DRV,      /* DMA is chosen by driver */
  19 };
  20
  21 /**
  22  * struct s3c_hsotg_plat - platform data for high-speed otg/udc
  23  * @dma: Whether to use DMA or not.
  24  * @is_osc: The clock source is an oscillator, not a crystal
  25  */
  26 struct s3c_hsotg_plat {
  27         enum s3c_hsotg_dmamode  dma;
  28         unsigned int            is_osc : 1;
  29 };