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