how to program OTP e-fuse in user space after boot?

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

how to program OTP e-fuse in user space after boot?

Jump to solution
1,027 Views
JasonC007
Contributor I

I'm using fuse prog command from U-boot to program OTP e-fuse in imx8mm based board.

If I want to program OTP e-fuse in user space after linux boot, is there any application or way to do that?

It would be very helpful if I hear any experience about this.

 

0 Kudos
Reply
1 Solution
1,005 Views
Harvey021
NXP TechSupport
NXP TechSupport

Hope the section <13 One-Time Programmable Controller Driver Using NVMEM Subsystem> of this can be helpful.

 

Regards

Harvey

View solution in original post

0 Kudos
Reply
2 Replies
978 Views
JasonC007
Contributor I

Thank you! That's exactly what I was looking for!

0 Kudos
Reply
1,006 Views
Harvey021
NXP TechSupport
NXP TechSupport

Hope the section <13 One-Time Programmable Controller Driver Using NVMEM Subsystem> of this can be helpful.

 

Regards

Harvey

0 Kudos
Reply
%3CLINGO-SUB%20id%3D%22lingo-sub-2020554%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3Ehow%20to%20program%20OTP%20e-fuse%20in%20user%20space%20after%20boot%3F%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2020554%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EI'm%20using%20fuse%20prog%20command%20from%20U-boot%20to%20program%20OTP%20e-fuse%20in%20imx8mm%20based%20board.%3C%2FP%3E%3CP%3EIf%20I%20want%20to%20program%20OTP%20e-fuse%20in%20user%20space%20after%20linux%20boot%2C%20is%20there%20any%20application%20or%20way%20to%20do%20that%3F%3C%2FP%3E%3CP%3EIt%20would%20be%20very%20helpful%20if%20I%20hear%20any%20experience%20about%20this.%3C%2FP%3E%3CBR%20%2F%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-2021991%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ERe%3A%20how%20to%20program%20OTP%20e-fuse%20in%20user%20space%20after%20boot%3F%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2021991%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EThank%20you!%20That's%20exactly%20what%20I%20was%20looking%20for!%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-2020862%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ERe%3A%20how%20to%20program%20OTP%20e-fuse%20in%20user%20space%20after%20boot%3F%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2020862%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EHope%20the%20section%20%26lt%3B13%20One-Time%20Programmable%20Controller%20Driver%20Using%20NVMEM%20Subsystem%26gt%3B%20of%26nbsp%3B%3CA%20href%3D%22https%3A%2F%2Fwww.nxp.com%2Fdocs%2Fen%2Fuser-guide%2FIMX_LINUX_USERS_GUIDE.pdf%22%20target%3D%22_self%22%20rel%3D%22nofollow%20noopener%20noreferrer%22%3Ethis%3C%2FA%3E%26nbsp%3Bcan%20be%20helpful.%3C%2FP%3E%0A%3CBR%20%2F%3E%0A%3CP%3ERegards%3C%2FP%3E%0A%3CP%3EHarvey%3C%2FP%3E%3C%2FLINGO-BODY%3E