https://community.nxp.com/t5/Layerscape/DDR-test-on-LS1021A-in-u-boot-or-kernel-without-codewarrior-jtag/m-p/1402518#M9884 <P>I am using LS1021A custom board, we need to do the DDR test with the temperature&nbsp; -40C to +80C inside thermal chamber, please suggest me to&nbsp; the DDR test in u-boot or kernel without codewarrior or the jtag.</P><P>&nbsp;</P><P>Regards</P><P>Winston.</P> Thu, 20 Jan 2022 09:30:07 GMT winstonjacob 2022-01-20T09:30:07Z https://community.nxp.com/t5/Layerscape/DDR-test-on-LS1021A-in-u-boot-or-kernel-without-codewarrior-jtag/m-p/1402518#M9884 <P>I am using LS1021A custom board, we need to do the DDR test with the temperature&nbsp; -40C to +80C inside thermal chamber, please suggest me to&nbsp; the DDR test in u-boot or kernel without codewarrior or the jtag.</P><P>&nbsp;</P><P>Regards</P><P>Winston.</P> Thu, 20 Jan 2022 09:30:07 GMT https://community.nxp.com/t5/Layerscape/DDR-test-on-LS1021A-in-u-boot-or-kernel-without-codewarrior-jtag/m-p/1402518#M9884 winstonjacob 2022-01-20T09:30:07Z https://community.nxp.com/t5/Layerscape/DDR-test-on-LS1021A-in-u-boot-or-kernel-without-codewarrior-jtag/m-p/1402765#M9890 <P>Use the "mtest" command from u-boot for memory testing. See the following page:</P> <P><A href="https://github.com/ARM-software/u-boot/blob/master/doc/README.memory-test" target="_blank">https://github.com/ARM-software/u-boot/blob/master/doc/README.memory-test</A></P> Thu, 20 Jan 2022 15:49:29 GMT https://community.nxp.com/t5/Layerscape/DDR-test-on-LS1021A-in-u-boot-or-kernel-without-codewarrior-jtag/m-p/1402765#M9890 Pavel 2022-01-20T15:49:29Z