[mirror_ubuntu-hirsute-kernel.git] / include / media / i2c / smiapp.h

/*
 * include/media/i2c/smiapp.h
 *
 * Generic driver for SMIA/SMIA++ compliant camera modules
 *
 * Copyright (C) 2011--2012 Nokia Corporation
 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 */

#ifndef __SMIAPP_H_
#define __SMIAPP_H_

#include <media/v4l2-subdev.h>

#define SMIAPP_NAME		"smiapp"

#define SMIAPP_DFL_I2C_ADDR	(0x20 >> 1) /* Default I2C Address */
#define SMIAPP_ALT_I2C_ADDR	(0x6e >> 1) /* Alternate I2C Address */

#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK	0
#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE	1
#define SMIAPP_CSI_SIGNALLING_MODE_CSI2			2

/*
 * Sometimes due to board layout considerations the camera module can be
 * mounted rotated. The typical rotation used is 180 degrees which can be
 * corrected by giving a default H-FLIP and V-FLIP in the sensor readout.
 * FIXME: rotation also changes the bayer pattern.
 */
enum smiapp_module_board_orient {
	SMIAPP_MODULE_BOARD_ORIENT_0 = 0,
	SMIAPP_MODULE_BOARD_ORIENT_180,
};

struct smiapp_flash_strobe_parms {
	u8 mode;
	u32 strobe_width_high_us;
	u16 strobe_delay;
	u16 stobe_start_point;
	u8 trigger;
};

struct smiapp_hwconfig {
	/*
	 * Change the cci address if i2c_addr_alt is set.
	 * Both default and alternate cci addr need to be present
	 */
	unsigned short i2c_addr_dfl;	/* Default i2c addr */
	unsigned short i2c_addr_alt;	/* Alternate i2c addr */

	uint32_t nvm_size;		/* bytes */
	uint32_t ext_clk;		/* sensor external clk */

	unsigned int lanes;		/* Number of CSI-2 lanes */
	uint32_t csi_signalling_mode;	/* SMIAPP_CSI_SIGNALLING_MODE_* */
	uint64_t *op_sys_clock;

	enum smiapp_module_board_orient module_board_orient;

	struct smiapp_flash_strobe_parms *strobe_setup;
};

#endif /* __SMIAPP_H_  */
Commit	Line	Data
ccfc97bd	1	/*
b5dcee22	2	* include/media/i2c/smiapp.h
ccfc97bd SA	3	*
	4	* Generic driver for SMIA/SMIA++ compliant camera modules
	5	*
	6	* Copyright (C) 2011--2012 Nokia Corporation
8c5dff90	7	* Contact: Sakari Ailus <sakari.ailus@iki.fi>
ccfc97bd SA	8	*
	9	* This program is free software; you can redistribute it and/or
	10	* modify it under the terms of the GNU General Public License
	11	* version 2 as published by the Free Software Foundation.
	12	*
	13	* This program is distributed in the hope that it will be useful, but
	14	* WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* General Public License for more details.
	17	*
ccfc97bd SA	18	*/
	19
	20	#ifndef __SMIAPP_H_
	21	#define __SMIAPP_H_
	22
	23	#include <media/v4l2-subdev.h>
	24
	25	#define SMIAPP_NAME "smiapp"
	26
	27	#define SMIAPP_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */
	28	#define SMIAPP_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */
	29
	30	#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK 0
	31	#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE 1
	32	#define SMIAPP_CSI_SIGNALLING_MODE_CSI2 2
	33
ccfc97bd SA	34	/*
	35	* Sometimes due to board layout considerations the camera module can be
	36	* mounted rotated. The typical rotation used is 180 degrees which can be
	37	* corrected by giving a default H-FLIP and V-FLIP in the sensor readout.
	38	* FIXME: rotation also changes the bayer pattern.
	39	*/
	40	enum smiapp_module_board_orient {
	41	SMIAPP_MODULE_BOARD_ORIENT_0 = 0,
	42	SMIAPP_MODULE_BOARD_ORIENT_180,
	43	};
	44
	45	struct smiapp_flash_strobe_parms {
	46	u8 mode;
	47	u32 strobe_width_high_us;
	48	u16 strobe_delay;
	49	u16 stobe_start_point;
	50	u8 trigger;
	51	};
	52
697a521f	53	struct smiapp_hwconfig {
ccfc97bd SA	54	/*
	55	* Change the cci address if i2c_addr_alt is set.
	56	* Both default and alternate cci addr need to be present
	57	*/
	58	unsigned short i2c_addr_dfl; /* Default i2c addr */
	59	unsigned short i2c_addr_alt; /* Alternate i2c addr */
	60
ec176a6f SA	61	uint32_t nvm_size; /* bytes */
ec176a6f SA	62	uint32_t ext_clk; /* sensor external clk */
ccfc97bd SA	63
ccfc97bd SA	64	unsigned int lanes; /* Number of CSI-2 lanes */
ec176a6f SA	65	uint32_t csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */
ec176a6f SA	66	uint64_t *op_sys_clock;
ccfc97bd SA	67
	68	enum smiapp_module_board_orient module_board_orient;
	69
	70	struct smiapp_flash_strobe_parms *strobe_setup;
ccfc97bd SA	71	};
	72
	73	#endif /* __SMIAPP_H_ */