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dt-bindings: riscv: add Zacas ISA extension description

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Add description for the Zacas ISA extension which was ratified recently.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20231220155723.684081-4-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
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Clément Léger 2023-12-20 16:57:19 +01:00 committed by Palmer Dabbelt
parent 5b4d64a819
commit cd7be4d02f
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Documentation/devicetree/bindings/riscv/extensions.yaml
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@ -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