Yo, On Tue, Nov 07, 2023 at 11:55:41AM +0100, Clément Léger wrote: > + - const: zkr > + description: > + The standard Zkr entropy source extension as ratified in version > + 1.0 of RISC-V Cryptography Extensions Volume I specification. So the topic of the seed CSR came up on the U-Boot ML in the last few days: https://lore.kernel.org/u-boot/20231107212431.GP6601@bill-the-cat I think we need to document that having zkr in riscv,isa-extensions means that the CSR is accessible at the privilege level to which that devicetree has been provided.
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