topic Re: Is there a way to disable a JTAG debug port from linux or running software in ls1021aiot based custom board ? in Layerscape https://community.nxp.com/t5/Layerscape/Is-there-a-way-to-disable-a-JTAG-debug-port-from-linux-or/m-p/656207#M2329 <HTML><HEAD></HEAD><BODY><P>JTAG port operation can't be disabled by any means - either software or hardware.</P></BODY></HTML> Thu, 02 Feb 2017 12:38:12 GMT ufedor 2017-02-02T12:38:12Z Is there a way to disable a JTAG debug port from linux or running software in ls1021aiot based custom board ? https://community.nxp.com/t5/Layerscape/Is-there-a-way-to-disable-a-JTAG-debug-port-from-linux-or/m-p/656206#M2328 <HTML><HEAD></HEAD><BODY><P>Hi All,&nbsp;</P><P></P><P>I have ls1021aiot based custom board . As we are going through security scanning of our board we want to disable JTAG debug port connected to ls1021a on board . We don't won't completely remove it . Is there a way to disable JTAG port from software. I have tried to refer to reference manual but could not figure out way. Appreciate any help .</P><P></P><P>Thanks&nbsp;</P><P>Dhruval</P></BODY></HTML> Tue, 31 Jan 2017 14:57:47 GMT https://community.nxp.com/t5/Layerscape/Is-there-a-way-to-disable-a-JTAG-debug-port-from-linux-or/m-p/656206#M2328 dhruvalkumarpat 2017-01-31T14:57:47Z Re: Is there a way to disable a JTAG debug port from linux or running software in ls1021aiot based custom board ? https://community.nxp.com/t5/Layerscape/Is-there-a-way-to-disable-a-JTAG-debug-port-from-linux-or/m-p/656207#M2329 <HTML><HEAD></HEAD><BODY><P>JTAG port operation can't be disabled by any means - either software or hardware.</P></BODY></HTML> Thu, 02 Feb 2017 12:38:12 GMT https://community.nxp.com/t5/Layerscape/Is-there-a-way-to-disable-a-JTAG-debug-port-from-linux-or/m-p/656207#M2329 ufedor 2017-02-02T12:38:12Z