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    UNSOLVED MV-MIPI-IMX264M+CM4+CM4-NANO-A 需要怎么配置?

    Raspberry Pi App Software
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    • M
      maifengW2023 last edited by maifengW2023

      这是配置参考的内容;也按微雪官网的配了也不行https://wiki.veye.cc/index.php/VEYE_MIPI_290/327_for_Raspberry_Pi/zh#.E5.85.B3.E4.BA.8E.E6.A0.91.E8.8E.93.E6.B4.BEComputer_Module_.E5.92.8C.E6.A0.91.E8.8E.93.E6.B4.BEZero.E4.BD.BF.E7.94.A8.E7.9A.84.E8.A1.A5.E5.85.85.E8.AF.B4.E6.98.8E
      执行8.5;拷贝 db-blob.bin到/boot/
      https://wiki.veye.cc/index.php/Mv_series_camera_appnotes_4_rpi/zh#.E4.BB.8E.E6.BA.90.E4.BB.A3.E7.A0.81.E7.BC.96.E8.AF.91.E9.A9.B1.E5.8A.A8.E6.96.B9.E6.B3.95
      执行6.8.4;修改/boot/config.txt
      [all]
      dtparam=i2c_vc=on
      dtoverlay=veye_mvcam
      dtoverlay=veye_mvcam,cam0

      veye_xumm 1 Reply Last reply Reply Quote 0
      • veye_xumm
        veye_xumm @maifengW2023 last edited by

        @maifengw2023
        CM4-NANO-A这个板子,好像是只连出了一个CSI接口。
        需要判断一下引出的是哪个csi口。
        你可以用

        i2cdetect -y - 10
        i2cdetect -y - 0
        

        看一下哪个能找到0x3b?

        M 3 Replies Last reply Reply Quote 0
        • M
          maifengW2023 @veye_xumm last edited by

          @veye_xumm
          68bbf8e6-e34a-4544-8cc8-b94954025c72-image.png

          1 Reply Last reply Reply Quote 0
          • M
            maifengW2023 @veye_xumm last edited by

            @veye_xumm
            我现在又重新安装了系统,添加驱动后,不认摄像头了;
            板子跟摄像头不动,用老卡上的系统能连上摄像头
            c7e9f05c-69aa-47e7-952f-5564a21dd692-image.png

            veye_xumm 1 Reply Last reply Reply Quote 0
            • veye_xumm
              veye_xumm @maifengW2023 last edited by

              @maifengw2023
              你的新卡和老卡有啥区别?
              新卡上,执行dmesg | grep mvcam看看输出如何?

              M 1 Reply Last reply Reply Quote 0
              • M
                maifengW2023 @veye_xumm last edited by

                @veye_xumm
                nano-a 不支持 bullseye ;说这个有bug;
                支持buster系统,所以我又在新sd卡上灌了5.10.103-v7l系统,安装驱动后,不认摄像头,就是上一楼的提示,我把老sd卡换上去,树莓派跟摄像头都没动,摄像头是正常的

                1 Reply Last reply Reply Quote 0
                • M
                  maifengW2023 @veye_xumm last edited by

                  @veye_xumm
                  e9c9af60-b209-470e-9fe6-66b3cf34c438-image.png

                  veye_xumm 1 Reply Last reply Reply Quote 0
                  • veye_xumm
                    veye_xumm @maifengW2023 last edited by

                    @maifengw2023
                    你这个驱动的版本有点老了,不识别264这个型号。因为我们研发开发完成一个新的camera之后,往往只在较新的OS版本上编译出ko。
                    最好结合代码重新编译一个ko出来。

                    M 1 Reply Last reply Reply Quote 0
                    • M
                      maifengW2023 @veye_xumm last edited by

                      @veye_xumm
                      重新编译驱动吗?

                      veye_xumm 1 Reply Last reply Reply Quote 0
                      • veye_xumm
                        veye_xumm @maifengW2023 last edited by

                        @maifengw2023 是的

                        M 2 Replies Last reply Reply Quote 0
                        • M
                          maifengW2023 @veye_xumm last edited by

                          @veye_xumm
                          我先试一下吧,不行的话,还需要你们帮忙编译一下驱动

                          1 Reply Last reply Reply Quote 0
                          • M
                            maifengW2023 @veye_xumm last edited by

                            @veye_xumm
                            d2195d1a-8e0a-47f6-b895-207ebc7d7ec8-image.png

                            veye_xumm 1 Reply Last reply Reply Quote 0
                            • veye_xumm
                              veye_xumm @maifengW2023 last edited by

                              @maifengw2023
                              看起来是kernel版本中.remove函数原型定义的差异导致的。你用这个函数替代掉原代码中的对应函数。

                              static int mvcam_remove(struct i2c_client *client)
                              {
                              	struct v4l2_subdev *sd = i2c_get_clientdata(client);
                              	struct mvcam *mvcam = to_mvcam(sd);
                              
                              	v4l2_async_unregister_subdev(sd);
                              	media_entity_cleanup(&sd->entity);
                              	mvcam_free_controls(mvcam);
                              
                              	mutex_destroy(&mvcam->mutex);
                                  return 0;
                              }
                              
                              M 2 Replies Last reply Reply Quote 0
                              • M
                                maifengW2023 @veye_xumm last edited by

                                @veye_xumm
                                好的,我试试

                                1 Reply Last reply Reply Quote 0
                                • M
                                  maifengW2023 @veye_xumm last edited by

                                  @veye_xumm
                                  在5.10.103-v7l+上安装好了驱动,在base-a上跟4b上都能正常调用了,但是换成nano-a扩展板,就连接不上摄像头
                                  e5a9e43b-2972-4a87-967b-5894a0c27542-8fdf1f870d81c400a7baa41e212270b.png

                                  veye_xumm 1 Reply Last reply Reply Quote 0
                                  • veye_xumm
                                    veye_xumm @maifengW2023 last edited by

                                    @maifengw2023
                                    执行一下
                                    dmesg | grep mvcam

                                    M 1 Reply Last reply Reply Quote 0
                                    • M
                                      maifengW2023 @veye_xumm last edited by

                                      @veye_xumm said in MV-MIPI-IMX264M+CM4+CM4-NANO-A 需要怎么配置?:

                                      dmesg | grep mvcam

                                      223389da-0ebd-4a7d-aceb-c0606155bb6a-image.png

                                      veye_xumm 1 Reply Last reply Reply Quote 0
                                      • veye_xumm
                                        veye_xumm @maifengW2023 last edited by

                                        @maifengw2023
                                        现在i2c0和i2c10都检测不到摄像头,那么有两种可能:

                                        1. 没有给摄像头供电。—— 这种加上供电即可解决。
                                        2. 微雪的这个底板,在i2c硬件方面跟树莓派官方的不同。你需要根据微雪这个板子,改一下设备树文件dts,编译成dtb才可以。
                                        M 1 Reply Last reply Reply Quote 0
                                        • M
                                          maifengW2023 @veye_xumm last edited by

                                          @veye_xumm
                                          供电我量了一下J3连接器的1、2脚;电压是4.98V;
                                          设备树文件dts怎样修改有没有教程或说明,我好参考一下;我问了微雪的技术他们连imx219摄像头没有问题

                                          veye_xumm 1 Reply Last reply Reply Quote 0
                                          • veye_xumm
                                            veye_xumm @maifengW2023 last edited by

                                            @maifengw2023
                                            这东西没有教程了,就是一点点源码。你可以参考一下微雪的imx219在这个板子上的dts。

                                            M 1 Reply Last reply Reply Quote 0
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