Unverified Commit a65e0f67 authored by Clément Léger's avatar Clément Léger Committed by Alexandre Ghiti
Browse files

dt-bindings: riscv: add Zaamo and Zalrsc ISA extension description 

Add description for the Zaamo and Zalrsc ISA extension[1].

Link: https://github.com/riscv/riscv-zaamo-zalrsc

 [1]
Signed-off-by: default avatarClément Léger <cleger@rivosinc.com>
Acked-by: default avatarConor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240619153913.867263-2-cleger@rivosinc.com


Signed-off-by: default avatarAlexandre Ghiti <alexghiti@rivosinc.com>
parent 67a5ba8f

Documentation/devicetree/bindings/riscv/extensions.yaml

+19 −0
Original line number Diff line number Diff line
@@ -224,6 +224,12 @@ properties: 
            as ratified at commit 4a69197e5617 ("Update to ratified state") of

            riscv-svvptc.



        - const: zaamo

          description: |

            The standard Zaamo extension for atomic memory operations as

            ratified at commit e87412e621f1 ("integrate Zaamo and Zalrsc text

            (#1304)") of the unprivileged ISA specification.



        - const: zabha

          description: |

            The Zabha extension for Byte and Halfword Atomic Memory Operations
@@ -236,6 +242,12 @@ properties: 
            is supported as ratified at commit 5059e0ca641c ("update to

            ratified") of the riscv-zacas.



        - const: zalrsc

          description: |

            The standard Zalrsc extension for load-reserved/store-conditional as

            ratified at commit e87412e621f1 ("integrate Zaamo and Zalrsc text

            (#1304)") of the unprivileged ISA specification.



        - const: zawrs

          description: |

            The Zawrs extension for entering a low-power state or for trapping
@@ -718,6 +730,13 @@ properties: 
                const: zfbfmin

            - contains:

                const: zvfbfmin

      # Zacas depends on Zaamo

      - if:

          contains:

            const: zacas

        then:

          contains:

            const: zaamo



allOf:

  # Zcf extension does not exist on rv64