1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * s3c24xx/s3c64xx SoC series Camera Interface (CAMIF) driver
4 *
5 * Copyright (C) 2012 Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
6 */
7
8 #ifndef MEDIA_S3C_CAMIF_
9 #define MEDIA_S3C_CAMIF_
10
11 #include <linux/i2c.h>
12 #include <media/v4l2-mediabus.h>
13
14 /**
15 * struct s3c_camif_sensor_info - an image sensor description
16 * @i2c_board_info: pointer to an I2C sensor subdevice board info
17 * @clock_frequency: frequency of the clock the host provides to a sensor
18 * @mbus_type: media bus type
19 * @i2c_bus_num: i2c control bus id the sensor is attached to
20 * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*)
21 * @use_field: 1 if parallel bus FIELD signal is used (only s3c64xx)
22 */
23 struct s3c_camif_sensor_info {
24 struct i2c_board_info i2c_board_info;
25 unsigned long clock_frequency;
26 enum v4l2_mbus_type mbus_type;
27 u16 i2c_bus_num;
28 u16 flags;
29 u8 use_field;
30 };
31
32 struct s3c_camif_plat_data {
33 struct s3c_camif_sensor_info sensor;
34 int (*gpio_get)(void);
35 int (*gpio_put)(void);
36 };
37
38 /* Platform default helper functions */
39 int s3c_camif_gpio_get(void);
40 int s3c_camif_gpio_put(void);
41
42 #endif /* MEDIA_S3C_CAMIF_ */