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([2a01:e0a:999:a3a0:819d:b9d2:9c2:3b7a]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3607509c785sm17392292f8f.34.2024.06.19.08.41.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jun 2024 08:41:10 -0700 (PDT) From: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= To: Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Anup Patel , Shuah Khan , Atish Patra Cc: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org Subject: [PATCH 1/5] dt-bindings: riscv: add Zaamo and Zalrsc ISA extension description Date: Wed, 19 Jun 2024 17:39:08 +0200 Message-ID: <20240619153913.867263-2-cleger@rivosinc.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240619153913.867263-1-cleger@rivosinc.com> References: <20240619153913.867263-1-cleger@rivosinc.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add description for the Zaamo and Zalrsc ISA extension[1]. Link: https://github.com/riscv/riscv-zaamo-zalrsc [1] Signed-off-by: Clément Léger --- .../devicetree/bindings/riscv/extensions.yaml | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 33f1a86efed8..982684e4daa1 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -171,12 +171,24 @@ properties: memory types as ratified in the 20191213 version of the privileged ISA specification. + - 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: 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: 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: zba description: | The standard Zba bit-manipulation extension for address generation @@ -591,6 +603,13 @@ properties: then: contains: const: zca + # Zacas depends on Zaamo + - if: + contains: + const: zacas + then: + contains: + const: zaamo allOf: # Zcf extension does not exist on rv64 -- 2.45.2