ov3640.c

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	sensor_write_reg16(0x335f, 0x68);
	sensor_write_reg16(0x3360, 0x18);
	sensor_write_reg16(0x3361, 0x0c);
	sensor_write_reg16(0x3362, 0x68);
	sensor_write_reg16(0x3363, 0x08);
	sensor_write_reg16(0x3364, 0x04);
	sensor_write_reg16(0x3403, 0x42);
	sensor_write_reg16(0x3088, 0x08);
	sensor_write_reg16(0x3089, 0x00);
	sensor_write_reg16(0x308a, 0x06);
	sensor_write_reg16(0x308b, 0x00);
	sensor_write_reg16(0x300e, 0x39);
	sensor_write_reg16(0x300f, 0x21);
	sensor_write_reg16(0x3010, 0x20);
	sensor_write_reg16(0x3011, 0x00);
	sensor_write_reg16(0x304c, 0x81);
}
void convert_to_xga(void) {
	sensor_write_reg16(0x3012, 0x10);
	sensor_write_reg16(0x3023, 0x06);
	sensor_write_reg16(0x3026, 0x03);
	sensor_write_reg16(0x3027, 0x04);
	sensor_write_reg16(0x302a, 0x03);
	sensor_write_reg16(0x302b, 0x10);
	sensor_write_reg16(0x3075, 0x24);
	sensor_write_reg16(0x300d, 0x01);
	sensor_write_reg16(0x30d7, 0x90);
	sensor_write_reg16(0x3069, 0x04);
	sensor_write_reg16(0x303e, 0x00);
	sensor_write_reg16(0x303f, 0xc0);
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x335f, 0x34);
	sensor_write_reg16(0x3360, 0x0c);
	sensor_write_reg16(0x3361, 0x04);
	sensor_write_reg16(0x3362, 0x34);
	sensor_write_reg16(0x3363, 0x08);
	sensor_write_reg16(0x3364, 0x04);
	sensor_write_reg16(0x3403, 0x42);
	sensor_write_reg16(0x3088, 0x04);
	sensor_write_reg16(0x3089, 0x00);
	sensor_write_reg16(0x308a, 0x03);
	sensor_write_reg16(0x308b, 0x00);
	sensor_write_reg16(0x300e, 0x32);
	sensor_write_reg16(0x300f, 0x21);
	sensor_write_reg16(0x3010, 0x20);
	sensor_write_reg16(0x3011, 0x00);
	sensor_write_reg16(0x304c, 0x82);
}
void return_from_jpeg(void) {
}

void night_mode(void) {
/*
	sensor_read_reg16(0x300e, &save_reg[0]);
	sensor_read_reg16(0x3011, &save_reg[1]);
	sensor_read_reg16(0x3010, &save_reg[2]);
	sensor_read_reg16(0x302a, &save_reg[3]);
	sensor_read_reg16(0x302b, &save_reg[4]);
	sensor_read_reg16(0x302c, &save_reg[5]);
	sensor_read_reg16(0x3014, &save_reg[6]);
	sensor_read_reg16(0x302e, &save_reg[7]);
	sensor_read_reg16(0x302d, &save_reg[8]);
*/
        save_reg[0]=sensor_read_reg16(0x300e);
        save_reg[1]=sensor_read_reg16(0x3011);
        save_reg[2]=sensor_read_reg16(0x3010);
        save_reg[3]=sensor_read_reg16(0x302a);
        save_reg[4]=sensor_read_reg16(0x302b);
        save_reg[5]=sensor_read_reg16(0x302c);
        save_reg[6]=sensor_read_reg16(0x3014);
        save_reg[7]=sensor_read_reg16(0x302e);
        save_reg[8]=sensor_read_reg16(0x302d);
        save_reg[9]=sensor_read_reg16(0x3015);
        sensor_write_reg16(0x300e, 0x32);
        sensor_write_reg16(0x3011, 0x00);
        sensor_write_reg16(0x3010, 0x20);
        sensor_write_reg16(0x302a, 0x03);
        sensor_write_reg16(0x302b, 0x92);//add 130 line
        sensor_write_reg16(0x302c, 0x00);
        sensor_write_reg16(0x3014, 0x0c);
        sensor_write_reg16(0x302e, 0x00);
        sensor_write_reg16(0x302d, 0x00);
        sensor_write_reg16(0x3015, 0x42);

}
void de_night_mode(void) {
        sensor_write_reg16(0x300e, save_reg[0]);
        sensor_write_reg16(0x3011, save_reg[1]);
        sensor_write_reg16(0x3010, save_reg[2]);
        sensor_write_reg16(0x302a, save_reg[3]);
        sensor_write_reg16(0x302b, save_reg[4]);
        sensor_write_reg16(0x302c, save_reg[5]);
        sensor_write_reg16(0x3014, save_reg[6]);
        sensor_write_reg16(0x302e, save_reg[7]);
        sensor_write_reg16(0x302d, save_reg[8]);
        sensor_write_reg16(0x3015, save_reg[9]);
}

void auto_mode(void) {
	sensor_write_reg16(0x332b, 0x00);//AWB auto, bit[3]:0,auto

}

void sunny_mode(void) {
	sensor_write_reg16(0x332b, 0x08); //AWB off
	sensor_write_reg16(0x33a7, 0x5e);
	sensor_write_reg16(0x33a8, 0x40);
	sensor_write_reg16(0x33a9, 0x46);
}

void cloudy_mode(void) {
	sensor_write_reg16(0x332b, 0x08);
	sensor_write_reg16(0x33a7, 0x68);
	sensor_write_reg16(0x33a8, 0x40);
	sensor_write_reg16(0x33a9, 0x4e);
}

void office_mode(void) {
	sensor_write_reg16(0x332b, 0x08);
	sensor_write_reg16(0x33a7, 0x52);
	sensor_write_reg16(0x33a8, 0x40);
	sensor_write_reg16(0x33a9, 0x58);
}
void home_mode(void) {
	sensor_write_reg16(0x332b, 0x08);
	sensor_write_reg16(0x33a7, 0x44);
	sensor_write_reg16(0x33a8, 0x40);
	sensor_write_reg16(0x33a9, 0x70);
}

void antique_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);
	sensor_write_reg16(0x335a, 0x40);
	sensor_write_reg16(0x335b, 0xa6);
}

void bluish_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);
	sensor_write_reg16(0x335a, 0xa0);
	sensor_write_reg16(0x335b, 0x40);
}

void greenish_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);
	sensor_write_reg16(0x335a, 0x60);
	sensor_write_reg16(0x335b, 0x60);
}

void reddish_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);
	sensor_write_reg16(0x335a, 0x80);
	sensor_write_reg16(0x335b, 0xc0);
}
void yellowish_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);
	sensor_write_reg16(0x335a, 0x30);
	sensor_write_reg16(0x335b, 0x90);
}
void black_white_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x18);//bit[4]fix u enable, bit[3]fix v enable
	sensor_write_reg16(0x335a, 0x80);
	sensor_write_reg16(0x335b, 0x80);
}

void negative_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x40);//bit[6] negative
}

void normal_mode (void) {
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x00);
}

/* Adjust brightness [+1 ,+7] */  //chaged by george
void adjust_bright ( unsigned  int level) {
	char val;
        val = level-4;
        val *= 16;
printf(" ==============  val: %d\n", val );
if (val>=0)
	{	
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x04); //bit[2] enable
	sensor_write_reg16(0x3354, 0x01); //bit[3] sign of brightness
	sensor_write_reg16(0x335e, val);
}
else
	{
	val =-val;
	sensor_write_reg16(0x3302, 0xef);
	sensor_write_reg16(0x3355, 0x04); //bit[2] enable
	sensor_write_reg16(0x3354, 0x09); //bit[3] sign of brightness
	sensor_write_reg16(0x335e, val);
	}
}
#if 0
void sensor_read (void) {
	int i, val;
	for (i = 0; i < sizeof(reg_list)/4; i++) {
		printf("reg(0x%02x) = 0x%02x\n", reg_list[i], sensor_read_reg16(reg_list[i]));
	}
}
#endif
/*
 * GPIO init for ov2640
 */
void init_ov3640_gpio(void) {
	__gpio_as_output(GPIO_CAM_PWD);
	__gpio_as_output(GPIO_CAM_RST);
	__gpio_clear_pin(GPIO_CAM_PWD);
	mdelay(100);
//	__gpio_set_pin(GPIO_CAM_RST);
	__gpio_clear_pin(GPIO_CAM_RST);
	mdelay(100);
	__gpio_set_pin(GPIO_CAM_RST);
	mdelay(100);
}

void output_jpeg(int mode) {
	switch (mode) {
	case 1:
		convert_to_xga();
		break;
	case 0:
	default:
		convert_to_qxga();
		break;
	}
	convert_to_jpeg();
}

void output_yuv(void) {
	init_ov3640_vga();
}

/*
 * Sensor Init Routine
 */
int init_sensor(img_param_t *img)
{
	init_ov3640_gpio();
	sensor_set_addr(0x78);
	sensor_set_clk(10000);
	mdelay(10);
	if (img->in_width == 320 && img->in_height == 240) {
		init_ov3640_qvga();
		return 0;
	}
	if (img->in_width == 640 && img->in_height == 480) {
		init_ov3640_vga();
		return 0;
	}
	printf("ERROR: input size don't support width = %d, height = %d\n", img->in_width, img->in_height);
	return 1;
}

#endif