Wb6 , попробовал подключить sd карту через internal slot 3, прописал, вставил запустился -два устройства /dev/mmcblk1 и /dev/mmcblk1p1 постоянно появляются и пропадают с периодом в пару секунд, в dmesg сыпется вот это:
[ 2493.478662] mmcblk1: error -38 sending status command, retrying
[ 2493.484849] mmcblk1: error -38 sending status command, retrying
[ 2493.492720] mmcblk1: error -38 sending status command, aborting
[ 2493.498924] mmc1: SPI card removed
[ 2493.663163] mmc1: host does not support reading read-only switch, assuming write-enable
[ 2493.671365] mmc1: new SDHC card on SPI
[ 2493.682415] mmcblk1: mmc1:0000 SU32G 29.7 GiB
[ 2493.707212] mmcblk1: p1
[ 2493.772622] mmcblk1: error -38 sending status command, retrying
[ 2493.778756] mmcblk1: error -38 sending status command, retrying
[ 2493.786556] mmcblk1: error -38 sending status command, aborting
[ 2493.794136] mmc1: SPI card removed
[ 2493.953229] mmc1: host does not support reading read-only switch, assuming write-enable
[ 2493.961429] mmc1: new SDHC card on SPI
[ 2493.971840] mmcblk1: mmc1:0000 SU32G 29.7 GiB
[ 2493.993311] mmcblk1: p1
[ 2494.051313] mmcblk1: error -38 sending status command, retrying
[ 2494.073940] mmcblk1: error -38 sending status command, retrying
[ 2494.097081] mmcblk1: error -38 sending status command, aborting
[ 2494.119909] mmc1: SPI card removed
[ 2494.294588] mmc1: host does not support reading read-only switch, assuming write-enable
[ 2494.322856] mmc1: new SDHC card on SPI
[ 2494.353744] mmcblk1: mmc1:0000 SU32G 29.7 GiB
[ 2494.382922] mmcblk1: p1
[ 2494.483197] mmcblk1: error -38 sending status command, retrying
[ 2494.505367] mmcblk1: error -38 sending status command, retrying
[ 2494.528165] mmcblk1: error -38 sending status command, aborting
[ 2494.550926] mmc1: SPI card removed
[ 2494.724401] mmc1: host does not support reading read-only switch, assuming write-enable
[ 2494.754576] mmc1: new SDHC card on SPI
[ 2494.783882] mmcblk1: mmc1:0000 SU32G 29.7 GiB
[ 2494.830257] mmcblk1: p1
[ 2494.928881] mmcblk1: error -38 sending status command, retrying
[ 2494.950775] mmcblk1: error -38 sending status command, retrying
[ 2494.973138] mmcblk1: error -38 sending status command, aborting
[ 2494.995411] mmc1: SPI card removed
[ 2495.173500] mmc1: host does not support reading read-only switch, assuming write-enable
[ 2495.205365] mmc1: new SDHC card on SPI
[ 2495.235134] mmcblk1: mmc1:0000 SU32G 29.7 GiB
[ 2495.283951] mmcblk1: p1
[ 2495.376100] mmcblk1: error -38 sending status command, retrying
[ 2495.398239] mmcblk1: error -38 sending status command, retrying
[ 2495.421296] mmcblk1: error -38 sending status command, aborting
[ 2495.444262] mmc1: SPI card removed
root@wirenboard-AZML77LW:~#