On Thu, 17 Feb 2022 10:26:15 +0100 Pali Rohár pali@kernel.org wrote:
Implement it via U-Boot fuse API.
nitpick: In commit messages I prefer not to refer to commit title, i.e. instead of Implement it via U-Boot fuse API. I would write Implement reading NB and SB fuses of Armada 37xx SOC via U-Boot fuse API. as the first sentence.
Banks 0-43 are reserved for accessing Security OTP (not implemented yet). Bank 44 is used for accessing North Bridge OTP (69 bits via words 0-2). Bank 45 is used for accessing South Bridge OTP (97 bits via words 0-3).
Write support is not implemented yet as it looks like that both North
^because/since
and South Bridge OTPs are already burned in factory with some data. Meaning
^The meaning
of some bits of North Bridge are documented in WTMI source code. Meaning of
^is (or meaningS are) ^The meaning of
bits in South Bridge is unknown.
Otherwise
Reviewed-by: Marek Behún marek.behun@nic.cz