From nobody Fri Dec 19 15:33:14 2025 Received: from mail-lf1-f45.google.com (mail-lf1-f45.google.com [209.85.167.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E9AC45C18 for ; Wed, 20 Dec 2023 15:57:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b="vAPPsmdx" Received: by mail-lf1-f45.google.com with SMTP id 2adb3069b0e04-50e3803643cso880006e87.1 for ; Wed, 20 Dec 2023 07:57:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1703087863; x=1703692663; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=szFuFOaVPRcoa/3KGK9k9VHnKNMXDyjWXMloTHpkWuA=; b=vAPPsmdxmpPkKNHR7Q6UiwoHoIUub4UZ2JgBahZHAT3mql7Ys/tWKMdaxz5nZo8A8t +L1ssKIjhyYgBuZm3ArJmPa217f7sO2MvsTwuiVhtTLVVh/cPvmb5gDhDgrTtKb7IEmh yZSUxK3+Q2XeYJVW31c0Jl/hWok0zkAjukQ3W46MwgMku8e0qze69tJsIf/5iKOaaJDq jC3mvFsQNnydzz7UPE2u2AZzhpxdpeqZBVcrrDrZ/5kvAhbNjsdOk/fK/mEXINd5uEoR whQvqSDnDfhptCyx4xUUtuw6jXL15GVPfjw/CVVk9i0ooPb9kDFMbUhU5xbYXtneGHV/ q7tQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703087863; x=1703692663; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=szFuFOaVPRcoa/3KGK9k9VHnKNMXDyjWXMloTHpkWuA=; b=RyWWne1mfXO6J9k8h89AnE8b3W43eDEiZCDzHPHXQdoVtYk1tM4VlZXPVGRJUA2qNl F04TM3Meq9qYDRrmXCGM5DamMu0fwVxs2tNlTuxugBiDX80ShoHycXH3Z8bf8hqoDlsG oH1BMG9tm8qmK/WvF9C/NbC1fnEMj7tnKN8Z7zhWZXpVZbpkS6IFYDmCog6oYC27sCfY SUdMk4Gm0oMpSV5XNwRbnBM6Pcuxkgl7Ec0volMnBp1tO/DuTfey8X79/CHhOgXOxaq3 OWST+dUUErEscShepe1cweU1WpMPKtwO904Y7+fqTwrx+pfilEqRbici7a8IARI6VT7O FWZg== X-Gm-Message-State: AOJu0YwDKakO+GnZ4EqhswjQN1z6HUObcwiOZLXws08l+4c1lUaCVm23 Km9XOsZ5WBe8abHqMLX2wojBiQ== X-Google-Smtp-Source: AGHT+IEMopGLd13u7V/5vIZqrC6QZYkg9U757Xi60NRR7tKxLQz11Pc5U0+SfTyL2OoD9i8imBIJRw== X-Received: by 2002:a05:6512:1592:b0:50e:4ec1:7d2e with SMTP id bp18-20020a056512159200b0050e4ec17d2emr2327025lfb.2.1703087863205; Wed, 20 Dec 2023 07:57:43 -0800 (PST) Received: from carbon-x1.. ([2a01:e0a:999:a3a0:3eae:b70:f27f:7aa1]) by smtp.gmail.com with ESMTPSA id h18-20020adffd52000000b003366af9d611sm7279693wrs.22.2023.12.20.07.57.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Dec 2023 07:57:42 -0800 (PST) From: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= To: linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Robbin Ehn , Gianluca Guida , Conor Dooley Subject: [PATCH v2 3/6] dt-bindings: riscv: add Zacas ISA extension description Date: Wed, 20 Dec 2023 16:57:19 +0100 Message-ID: <20231220155723.684081-4-cleger@rivosinc.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231220155723.684081-1-cleger@rivosinc.com> References: <20231220155723.684081-1-cleger@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Add description for the Zacas ISA extension which was ratified recently. Signed-off-by: Cl=C3=A9ment L=C3=A9ger 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/Docu= mentation/devicetree/bindings/riscv/extensions.yaml index 3574a0b70be4..27beedb98198 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 privil= eged ISA specification. =20 + - const: zacas + description: | + The Zacas extension for Atomic Compare-and-Swap (CAS) instruct= ions + 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 genera= tion --=20 2.43.0