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    T113-S3芯片使用Tina5.0,开机小企鹅boot能显示但跳转到kernel后无显示

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    • pandali
      pandali LV 2 last edited by

      在boot和kernel中都适配了lcd驱动,使用的mipi dsi的屏,关闭boot gui 在kernel fb可以正常显示,开启boot gui后,boot阶段有显示,跳转到kernel就没有显示,而且这时候写fb也不行,非要执行:

      echo lcd0 > name; echo disable > command; echo 1 > start
      echo lcd0 > name; echo enable > command; echo 1 > start
      重启lcd0,才能在fb0 显示,有大神遇到类似问题吗?求教。。。

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      • A
        awwwwa LV 8 @pandali last edited by

        @pandali 检查LCD的rst引脚是否配置错误导致屏幕被rst

        pandali 1 Reply Last reply Reply Quote Share 1
        • pandali
          pandali LV 2 @awwwwa last edited by

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