9 月 23 18:34:39 a550jk4200 kernel: rtsx_pci_sdmmc rtsx_pci_sdmmc.0: no support for card's volts
9 月 23 18:34:39 a550jk4200 kernel: mmc0: error -22 whilst initialising SDIO card
9 月 23 18:34:39 a550jk4200 kernel: input: AT Translated Set 2 keyboard as /devices/platform/i8042/ser
9 月 23 18:34:39 a550jk4200 kernel: rtsx_pci_sdmmc rtsx_pci_sdmmc.0: no support for card's volts
9 月 23 18:34:39 a550jk4200 kernel: mmc0: error -22 whilst initialising MMC card
9 月 23 18:34:39 a550jk4200 kernel: rtsx_pci_sdmmc rtsx_pci_sdmmc.0: no support for card's volts
9 月 23 18:34:39 a550jk4200 kernel: mmc0: error -22 whilst initialising SDIO card
9 月 23 18:34:39 a550jk4200 kernel: rtsx_pci_sdmmc rtsx_pci_sdmmc.0: no support for card's volts
9 月 23 18:34:39 a550jk4200 kernel: mmc0: error -22 whilst initialising MMC card

完整的 https://gist.github.com/anonymous/8e91a0ff960f1654f8495501b9b876a4

要跪了，不是学嵌入式的啊。。。

单从上面几行来看, 是不是有雨水进了读卡器卡槽导致有些引脚短路了? 用热风机吹吹看?