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 
30 	int (*phy_init)(struct platform_device *pdev, int type);
31 	int (*phy_exit)(struct platform_device *pdev, int type);
32 };
33 
34 extern void s3c_hsotg_set_platdata(struct s3c_hsotg_plat *pd);
35