IMX6 uboot fuse command

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IMX6 uboot fuse command

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liuhao1
Contributor II

I want write some value to fuse

In uboot I try "fuse prog 3 0 xxxx"

And then I use "fuse read 3 0", out put 0

It seem the command did not take effect

Before I need to use "fuse prog 3 0" , Any pre-operation such as the need to do other bits to be rewritten?

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igorpadykov
NXP Employee
NXP Employee

Hi 浩 刘

fuses may be locked, please check Table Lock Fuses in Chapter
Fusemap Reference Manual processor which are you using.

Best regards
igor
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