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    V536H用的哪个uboot

    编译和烧写问题专区
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    • jinxiangwzh
      jinxiangwzh LV 7 last edited by

      SDK中lichee/brandy中有u-boot-2011.09和u-boot-2014.07,我下载固件时报错

      [779]rsb_send_initseq: rsb clk 400Khz -> 3Mhz
      [784]unknow PMU
      [786]set pll start
      [789]set pll end
      [790]beign to init dram
      [793]DRAM BOOT DRIVE INFO: V0.41
      [796]the chip id is 0x00000004
      [799]the chip id is 0x00000004
      [802]the chip id is 0x00000004
      [805]the chip id is 0x00000004
      [808]the chip id is 0x00000004
      [811]chip id check OK
      [813]POWER SETTING ERROR!
      [815]init dram fail
      

      于是我搜索unknow PMU,找到了lichee/brandy/u-boot-2014.07/arch/arm/cpu/armv7/sun8iw16p1/spl/pmu_spl.c中的函数pmu_init有打印这个,但是奇怪的是我在文件头部随便输入“====”然后编译却没有编译错误,打包重新下载也没有输出我更改的printf内容。我搜索编译的log又发现编译的好像是u-boot-2018,但是搜索这个文件夹却没有地方打印unknow PMU,所以我就搞不明白了,希望大佬指点一下,这个log是哪个位置输出的。
      1470d9c0-c9a2-46d7-8e0a-5722403fda0c-image.png

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      • whycan
        whycan晕哥 LV 9 last edited by

        提示这个,说明不是对应的SDK.

        jinxiangwzh 1 Reply Last reply Reply Quote Share 0
        • jinxiangwzh
          jinxiangwzh LV 7 @whycan last edited by

          @whycan SDK没错,下载开发板不报错,下载到自己做的板子 报错

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          • whycan
            whycan晕哥 LV 9 @jinxiangwzh last edited by

            @jinxiangwzh
            不好意思,看成了chip id error

            这个是DDR 初始化出错,检查DDR配置,型号与开发板是否一致,有没有焊妥.

            jinxiangwzh 2 Replies Last reply Reply Quote Share 0
            • jinxiangwzh
              jinxiangwzh LV 7 @whycan last edited by

              @whycan 焊接了,AXP2101的I2C也能看到应答,但是后面两个地址不知道写的什么?下面图片是下载过程中逻辑分析西抓包的连接PMU的I2C总线
              i2c抓包.png

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              • jinxiangwzh
                jinxiangwzh LV 7 @whycan last edited by

                @whycan 哥 再帮我看看unknow PMU是在哪个地方打印的?

                whycan 1 Reply Last reply Reply Quote Share 0
                • whycan
                  whycan晕哥 LV 9 @jinxiangwzh last edited by

                  @jinxiangwzh
                  其他不清楚,没有用过V536.

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