From: Clément Léger Date: Wed, 20 Dec 2023 15:57:19 +0000 (+0100) Subject: dt-bindings: riscv: add Zacas ISA extension description X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=cd7be4d02f418d5d62bcaf26e5c44ceb4ce00029;p=users%2Fjedix%2Flinux-maple.git dt-bindings: riscv: add Zacas ISA extension description Add description for the Zacas ISA extension which was ratified recently. Signed-off-by: Clément Léger Acked-by: Conor Dooley Link: https://lore.kernel.org/r/20231220155723.684081-4-cleger@rivosinc.com Signed-off-by: Palmer Dabbelt --- diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 3574a0b70be45..27beedb981987 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -171,6 +171,12 @@ properties: memory types as ratified in the 20191213 version of the privileged ISA specification. + - const: zacas + description: | + The Zacas extension for Atomic Compare-and-Swap (CAS) instructions + is supported as ratified at commit 5059e0ca641c ("update to + ratified") of the riscv-zacas. + - const: zba description: | The standard Zba bit-manipulation extension for address generation