1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Header for V4L2 SoC Camera driver for OMAP1 Camera Interface
4  *
5  * Copyright (C) 2010, Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
6  */
7 
8 #ifndef __MEDIA_OMAP1_CAMERA_H_
9 #define __MEDIA_OMAP1_CAMERA_H_
10 
11 #include <linux/bitops.h>
12 
13 #define OMAP1_CAMERA_IOSIZE		0x1c
14 
15 enum omap1_cam_vb_mode {
16 	OMAP1_CAM_DMA_CONTIG = 0,
17 	OMAP1_CAM_DMA_SG,
18 };
19 
20 #define OMAP1_CAMERA_MIN_BUF_COUNT(x)	((x) == OMAP1_CAM_DMA_CONTIG ? 3 : 2)
21 
22 struct omap1_cam_platform_data {
23 	unsigned long	camexclk_khz;
24 	unsigned long	lclk_khz_max;
25 	unsigned long	flags;
26 };
27 
28 #define OMAP1_CAMERA_LCLK_RISING	BIT(0)
29 #define OMAP1_CAMERA_RST_LOW		BIT(1)
30 #define OMAP1_CAMERA_RST_HIGH		BIT(2)
31 
32 #endif /* __MEDIA_OMAP1_CAMERA_H_ */
33