linux-imx

/*

 * Driver for MT9V022, MT9V024, MT9V032, and MT9V034 CMOS Image Sensors

 *

 * Copyright (C) 2010, Laurent Pinchart <laurent.pinchart@ideasonboard.com>

 *

 * Based on the MT9M001 driver,

 *

 * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>

 *

 * 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.

 */

​

#include <linux/clk.h>

#include <linux/delay.h>

#include <linux/gpio/consumer.h>

#include <linux/i2c.h>

#include <linux/log2.h>

#include <linux/mutex.h>

#include <linux/of.h>

#include <linux/of_graph.h>

#include <linux/regmap.h>

#include <linux/slab.h>

#include <linux/videodev2.h>

#include <linux/v4l2-mediabus.h>

#include <linux/module.h>

​

#include <media/i2c/mt9v032.h>

#include <media/v4l2-ctrls.h>

#include <media/v4l2-device.h>

#include <media/v4l2-fwnode.h>

#include <media/v4l2-subdev.h>

​

/* The first four rows are black rows. The active area spans 753x481 pixels. */

#define MT9V032_PIXEL_ARRAY_HEIGHT          485

#define MT9V032_PIXEL_ARRAY_WIDTH           753

​

#define MT9V032_SYSCLK_FREQ_DEF             26600000

​

#define MT9V032_CHIP_VERSION                0x00

#define     MT9V032_CHIP_ID_REV1            0x1311

#define     MT9V032_CHIP_ID_REV3            0x1313

#define     MT9V034_CHIP_ID_REV1            0X1324

#define MT9V032_COLUMN_START                0x01

#define     MT9V032_COLUMN_START_MIN        1

#define     MT9V032_COLUMN_START_DEF        1

#define     MT9V032_COLUMN_START_MAX        752

#define MT9V032_ROW_START               0x02

#define     MT9V032_ROW_START_MIN           4

#define     MT9V032_ROW_START_DEF           5

#define     MT9V032_ROW_START_MAX           482

#define MT9V032_WINDOW_HEIGHT               0x03

#define     MT9V032_WINDOW_HEIGHT_MIN       1

#define     MT9V032_WINDOW_HEIGHT_DEF       480

#define     MT9V032_WINDOW_HEIGHT_MAX       480

#define MT9V032_WINDOW_WIDTH                0x04

#define     MT9V032_WINDOW_WIDTH_MIN        1

#define     MT9V032_WINDOW_WIDTH_DEF        752

#define     MT9V032_WINDOW_WIDTH_MAX        752

#define MT9V032_HORIZONTAL_BLANKING         0x05

#define     MT9V032_HORIZONTAL_BLANKING_MIN     43

#define     MT9V034_HORIZONTAL_BLANKING_MIN     61