Issue about Burning OTP in I.MX6DL

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Issue about Burning OTP in I.MX6DL

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tony_l_cai
Contributor III

Hi,all

     How to burn OTP in i.mx6dl, and how to burn in bulk?

could give me more info?

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Yuri
NXP Employee
NXP Employee

  Please have a look at the documentation folder of Mfgtool.
Quick Start Guide provides an example on how to burn fuse.

“How to Program a Fuse”

MfgTool V2 supports writing the specified value into the fuse.

The OTP fuse can be written through the following commands:

<CMD state="Updater" type="push" body="$ ls /sys/fsl_otp ">Showing HW_OCOTP fuse bank</CMD>

<CMD state="Updater" type="push" body="$ echo 0x11223344 > /sys/fsl_otp/HW_OCOTP_MAC0">write 0x11223344 to HW_OCOTP_MAC0 fuse   bank</CMD>

    <CMD state="Updater" type="push" body="$ cat /sys/fsl_otp/HW_OCOTP_MAC0">Read value from HW_OCOTP_MAC0 fuse bank</CMD>

The fuse bank name (ex: HW_OCOTP_MAC0) should be changed according as needed.


Have a great day,
Yuri

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