On 16/06/2023 12:13, Goud, Srinivas wrote: >>>>> xlnx,has-ecc is optional property and added to Xilinx CAN Controller >>>>> node if ECC block enabled in the HW. >>>>> >>>>> Signed-off-by: Srinivas Goud <srinivas.goud@xxxxxxx> >>>> >>>> Is there a way to introspect the IP core to check if this feature is compiled in? >>> There is no way(IP registers) to indicate whether ECC feature is enabled or >> not. >> >> Isn't this then deductible from compatible? Your binding claims it is only for >> AXI CAN, so xlnx,axi-can-1.00.a, even though you did not restrict it in the >> binding. > Agree it is only for AXI CAN(xlnx,axi-can-1.00.a) but ECC feature is > configurable option to the user. > ECC is added as optional configuration(enable/disable) feature > to the existing AXI CAN. Why boards would like not to have ECC? I understand that someone told you "make it configurable in DTS", but that's not really a reason for us. Why this is suitable for DTS? Best regards, Krzysztof
