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This is used in the SBI implementation [1]. [1] https://lore.kernel.org/opensbi/20250708074940.10904-1-nick.hu@sifive.com/ Changes in v2: - Update the message to indicate the user of the extensions. Signed-off-by: Nick Hu --- .../devicetree/bindings/riscv/extensions.yaml | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index ede6a58ccf53..5638297759df 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -663,6 +663,24 @@ properties: https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-5.0.0-Datasheet.pdf # SiFive + - const: xsfcease + description: + SiFive CEASE Instruction Extensions Specification. + See more details in + https://www.sifive.com/document-file/freedom-u740-c000-manual + + - const: xsfcflushdlone + description: + SiFive L1D Cache Flush Instruction Extensions Specification. + See more details in + https://www.sifive.com/document-file/freedom-u740-c000-manual + + - const: xsfpgflushdlone + description: + SiFive PGFLUSH Instruction Extensions for the power management. The + CPU will flush the L1D and enter the cease state after executing + the instruction. + - const: xsfvqmaccdod description: SiFive Int8 Matrix Multiplication Extensions Specification. -- 2.17.1