Chuanhua Han <chuanhua.han@xxxxxxx> writes: >> I am using XSPI mode on LS1021A, talking to a lot of different SPI devices. >> And they all work, and I believe everything is quite "normal". >> > Since I don't have the board of LS1021, I can't test it. I use other boards > with DSPI (such as LS1043, LS2088, etc.), > and I test sp-flash connected on DSPI. If XSPI mode is used at this time, data > cannot be transmitted normally. Please describe what happens in much more detailed terms that "cannot be transmitted normally". It is simply impossible to assist you when you report problems in such general terms. /Esben