i make a board based on imx283 evk, but repalce SD card with emmc(SanDisk SDIN5D2-16G) .data0-3,clk.cmd.now there is a problem:the emmc is new one,not formatted,even no partition.so i can not use it directly.debug window txt out:new high speed.....14.8Gb/unknown partition table.how can i create a new patition and format it?
i tried "fdisk",but when i execute"fdisk /dev/mmcblk0",system is down.
i tried again with a sd card that i canfix it use card reader.
1,insert a formatted sd card, powerup, txt out:.....14.8Gb/mmcblk0p1;
2,execut"fdisk /dev/mmcblk0",type "m" for help,and type "d" for delete patition,type "w" and quit, powerdown;
3,powerup,txt out:....14.8Gb/unknown patition table;
4, i can not do anything unless put the sd card to cardreader and format with PC.