How to disable JTAG, Serial download in imx8dxp?

cancel
Showing results for 
Search instead for 
Did you mean: 

How to disable JTAG, Serial download in imx8dxp?

148 Views
nilesh_patel
Contributor II

Hi,

We need to disable JTAG and Serial download in imx8dxp.

How can we disable JTAG and serial download in Linux firmware.?

Thanks,

Nilesh Patel

Tags (1)
0 Kudos
1 Reply

86 Views
Bio_TICFSL
NXP TechSupport
NXP TechSupport

Hello Nilesh,

The correct OTP fuse to blow is SJC Disable:

 

Fuse_map.png

Not sure why our i.MX8 Reference Manual refuses to define this fuse, but previous i.MX family parts did define this pin:

 

SJC_Disable.png

 

Regards

0 Kudos