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openwrt-xburst/target/linux/xburst/files-2.6.27/drivers/misc/jz_cim.h
Mirko Vogt dc3d3f1c49 yet another patchset - 2.6.27
it's basically also provided by ingenic and nativly based on 2.6.27,
adjusted to fit into the OpenWrt-environment
2009-10-28 03:13:11 +08:00

105 lines
2.7 KiB
C

/*
* linux/drivers/misc/jz_cim.h -- Ingenic Jz4750 On-Chip CIM driver
*
* Copyright (C) 2005-2008, Ingenic Semiconductor Inc.
*
* 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.
*
*/
#ifndef __JZ_CIM_H__
#define __JZ_CIM_H__
/* use ext clock as mclk */
#define CIM_EXTCLK 24000000
/* If use default 16M mem, enable it*/
//#define USE_DEFAULT_MEM
/* Camera Preview buffer number */
#define CIM_BUF_NUM 3
#define INVALID_PIC_BUF 0
//#define IMEM_MAX_ORDER 12 /* max 2^12 * 4096 = 16MB */
/*
* Define the Max Image Size CIM Support
*/
#define MAX_IMAGE_WIDTH 4096
#define MAX_IMAGE_HEIGHT 4096
#define MAX_PRE_WIDTH 640
#define MAX_PRE_HEIGHT 480
#define MAX_IMAGE_BPP 16
#define MAX_PRE_SIZE (MAX_PRE_WIDTH * MAX_PRE_HEIGHT * MAX_IMAGE_BPP >> 3)
#define MAX_FRAME_SIZE (MAX_IMAGE_WIDTH * MAX_IMAGE_HEIGHT * MAX_IMAGE_BPP >> 3)
/*
* IOCTL_XXX commands
*/
#define IOCTL_SET_I2C_ADDR 0x0
#define IOCTL_SET_I2C_CLK 0x1
#define IOCTL_WRITE_I2C_REG 0x2
#define IOCTL_READ_I2C_REG 0x3
#define IOCTL_WRITE_I2C_REG16 0x4
#define IOCTL_READ_I2C_REG16 0x5
#define IOCTL_SET_MEM 0x6
#define IOCTL_START_CIM 0x7 // arg type: void
#define IOCTL_STOP_CIM 0x8 // arg type: void
#define IOCTL_GET_PREVIEW_PARAM 0x9 // arg type: preview param *
#define IOCTL_SET_PREVIEW_PARAM 0xA // arg type: preview param *
#define IOCTL_GET_PICTURE_PARAM 0xB // arg type: img_param_t *
#define IOCTL_SET_PICTURE_PARAM 0xC // arg type: img_param_t *
#define IOCTL_GET_CIM_CONFIG 0xD // arg type: cim_config_t *
#define IOCTL_SET_CIM_CONFIG 0xE // arg type: cim_config_t *
#define IOCTL_PRINT_REGS 0xF // NULL
#define IOCTL_TAKE_PICTURE 0x10
#define IOCTL_GET_CURRENT_BUF_ID 0x11
/* gpio init */
#if defined(CONFIG_JZ4750_APUS) || defined(CONFIG_JZ4750D_FUWA1) /* board pavo */
#define GPIO_CAMERA_RST (32*4+8) /* CIM_MCLK as reset */
#else
#error "driver/misc/jz_cim.h, please define camera for your board."
#endif
/* preview-format=rgb565|yuv422 */
typedef struct{
unsigned int width;
unsigned int height;
unsigned int bpp;
char format[20];
unsigned int framebuf[CIM_BUF_NUM];
} preview_param_t;
/* picture-format=yuv422|jpeg */
typedef struct{
unsigned int width;
unsigned int height;
unsigned int bpp;
// const char *format;
char format[20];
unsigned int framebuf[CIM_BUF_NUM];
} picture_param_t;
typedef struct{
unsigned int cfg;
unsigned int ctrl;
unsigned int mclk;
unsigned int size;
unsigned int offs;
} cim_config_t;
struct jz_camera_device_platform_data {
int gpio_reset;
void (*config_gpio_on) (void);
void (*config_gpio_off)(void);
};
#endif /*__JZ_CIM_H__*/