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Solved CM5无法启动,串口输出提示这个

Pi CM5
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  • 阿
    阿里 last edited by Dec 19, 2023, 4:18 AM

    现在这个是自己做的底板,我现在是随便抽几个接口出来测试的,也不知道有没有把有关核心板启动的重要核心部分电路去掉,这是我根据论坛提供的资料和原理图PDF做的,然后焊接好板子测试串口有输出,网口也正常,电源部分测试没问题,5V正常、3.3V也有,1.8V也有,核心板上面是能亮灯的,现在的问题是开机能进入串口,但没法启动,HDMI一直显示COOL PI这个没法进入系统,希望哪位大佬指正一下,谢谢啦
    d5d52272-172a-4857-a69e-09fe598797c2-Sheet_1_2023-12-19.pdf
    b83944fd-ad3c-4809-ac9c-853b4151e775-新建 文本文档 (3).txt
    b4c85930-69cf-464d-9c7a-9b8bd4f1dae1-image.png

    J 1 Reply Last reply Dec 19, 2023, 5:49 AM Reply Quote 0
    • J
      jack_admin @阿里 last edited by Dec 19, 2023, 5:49 AM

      @阿里 你刷的哪个镜像?有没有根据你设计的底板修改源码

      阿 1 Reply Last reply Dec 19, 2023, 6:07 AM Reply Quote 0
      • 阿
        阿里 @jack_admin last edited by Dec 19, 2023, 6:07 AM

        @jack_admin 镜像刷的最新的那个呀,源码我没动的,因为想着只是省略掉一些接口也是能跑的才对

        G 1 Reply Last reply Dec 19, 2023, 1:02 PM Reply Quote 0
        • G
          george @阿里 last edited by Dec 19, 2023, 1:02 PM

          @阿里 DTS中把PCIE3.0相关的配置disabled掉。

          阿 1 Reply Last reply Dec 20, 2023, 1:20 AM Reply Quote 0
          • 阿
            阿里 @george last edited by Dec 20, 2023, 1:20 AM

            @george 具体是改哪部分呀
            03b9bd24-ff71-4a5e-9eab-be695805816f-ee2971a0305f760a29e5d491926ae213.png

            G 1 Reply Last reply Dec 20, 2023, 1:33 AM Reply Quote 0
            • G
              george @阿里 last edited by Dec 20, 2023, 1:33 AM

              @阿里

              diff --git a/arch/arm64/boot/dts/rockchip/rk3588-cpcm5-evb-v11.dts b/arch/arm64/boot/dts/rockchip/rk3588-cpcm5-evb-v11.dts
              index 5b04c9d3f354..11db474a1c18 100755
              --- a/arch/arm64/boot/dts/rockchip/rk3588-cpcm5-evb-v11.dts
              +++ b/arch/arm64/boot/dts/rockchip/rk3588-cpcm5-evb-v11.dts
              @@ -1258,7 +1258,7 @@ &mipi_dcphy1 {
               
               &pcie30phy {
                      rockchip,pcie30-phymode = <PHY_MODE_PCIE_NANBNB>;
              -       status = "okay";
              +       status = "disabled";
               };
               
               &combphy0_ps {
              @@ -1300,14 +1300,14 @@ &pcie3x4 {
                      num-lanes = <2>;
                      reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
                      vpcie3v3-supply = <&vcc3v3_sys>;
              -       status = "okay";
              +       status = "disabled";
               };
               
               //express
               &pcie3x2 {
                      reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_HIGH>;
                      vpcie3v3-supply = <&vcc3v3_sys>;
              -       status = "okay";
              +       status = "disabled";
               };
               
               &pwm2 {
              
              阿 1 Reply Last reply Dec 20, 2023, 2:11 AM Reply Quote 0
              • 阿
                阿里 @george last edited by Dec 20, 2023, 2:11 AM

                @george 好的,那改好这个之后要怎么刷机呀

                G 1 Reply Last reply Dec 20, 2023, 2:27 AM Reply Quote 0
                • G
                  george @阿里 last edited by Dec 20, 2023, 2:27 AM

                  @阿里
                  机器进入UMS模式,电脑会识别到一个system-boot的盘符,然后把新生成的dtb文件拷贝进去,重启即可。

                  阿 2 Replies Last reply Dec 20, 2023, 3:46 AM Reply Quote 0
                  • 阿
                    阿里 @george last edited by Dec 20, 2023, 2:31 AM

                    @george 好的

                    1 Reply Last reply Reply Quote 0
                    • 阿
                      阿里 @george last edited by Dec 20, 2023, 3:46 AM

                      @george 可以了,刷好机能进入系统了,谢谢哈

                      1 Reply Last reply Reply Quote 0
                      • Topic has been marked as a question  J jack_admin Dec 30, 2023, 12:44 AM
                      • Topic has been marked as solved  J jack_admin Dec 30, 2023, 12:44 AM
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