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 */