From: Lukas Funke Date: Tue, 18 Jul 2023 11:53:12 +0000 (+0200) Subject: binman: doc: Add documentation for fdt_add_pubkey bintool X-Git-Tag: v2025.01-rc5-pxa1908~924^2~87 X-Git-Url: http://git.dujemihanovic.xyz/img/sics.gif?a=commitdiff_plain;h=c76831d189eae14558d5275b2db62354c07a79ef;p=u-boot.git binman: doc: Add documentation for fdt_add_pubkey bintool Add documentation for btool which calls 'fdt_add_pubkey' Signed-off-by: Lukas Funke Reviewed-by: Simon Glass --- diff --git a/tools/binman/bintools.rst b/tools/binman/bintools.rst index dd2a22bd06..9d8f1619f2 100644 --- a/tools/binman/bintools.rst +++ b/tools/binman/bintools.rst @@ -194,3 +194,13 @@ Documentation is available via:: +Bintool: fdt_add_pubkey: Add public key to device tree +------------------------------------------------------ + +This bintool supports running `fdt_add_pubkey` in order to add a public +key coming from a certificate to a device-tree. + +Normally signing is done using `mkimage` in context of `binman sign`. However, +in this process the public key is not added to the stage before u-boot proper. +Using `fdt_add_pubkey` the key can be injected to the SPL independent of +`mkimage`