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doc: signature: describe how to enable ECDSA

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Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Simon Glass <sjg@chromium.org>
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Baruch Siach
2023-05-02 07:47:30 +03:00
committed by Heinrich Schuchardt
parent e7a1dfa23f
commit cc492b93be
1 changed files with 1 additions and 0 deletions
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doc/uImage.FIT/signature.txt
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@@ -439,6 +439,7 @@ be enabled:
CONFIG_FIT_SIGNATURE - enable signing and verification in FITs
CONFIG_RSA - enable RSA algorithm for signing
CONFIG_ECDSA - enable ECDSA algorithm for signing
WARNING: When relying on signed FIT images with required signature check
the legacy image format is default disabled by not defining