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([2a01:e0a:999:a3a0:c564:f167:d072:5672]) by smtp.gmail.com with ESMTPSA id m27-20020a05600c3b1b00b0040b38292253sm22433137wms.30.2023.12.13.03.33.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Dec 2023 03:33:18 -0800 (PST) From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Robbin Ehn Subject: [PATCH 6/9] dt-bindings: riscv: add Zacas ISA extension description Date: Wed, 13 Dec 2023 12:33:02 +0100 Message-ID: <20231213113308.133176-7-cleger@rivosinc.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231213113308.133176-1-cleger@rivosinc.com> References: <20231213113308.133176-1-cleger@rivosinc.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Wed, 13 Dec 2023 03:34:52 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785166351635140582 X-GMAIL-MSGID: 1785166351635140582 Add description for the Zacas ISA extension which was ratified recently. Signed-off-by: Clément Léger Acked-by: Conor Dooley --- Documentation/devicetree/bindings/riscv/extensions.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 912cc6a42eb4..264114fa943e 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: zam description: | The standard Zam extension for misaligned atomics is supported as