From patchwork Mon Jul 22 21:58:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charlie Jenkins X-Patchwork-Id: 13739162 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 13479C3DA64 for ; Mon, 22 Jul 2024 21:58:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8sLQszs8uvBMuM7q3YsznaxRjkr+k4U7AGQHcLo4/h0=; b=ssZ4/de7Chj/8r AkHoPvRk1wIOakJdVfokn7OCjdozy0Y+EfuFabJcwvEd/w15mh4541i/dM7SBeuj8/dd/bqtW16bY fJuJG4GjPTH/DFZGSWA85lIAt740ujDDyyuZhF5wpb1BN7OK6yuWfLAA1+uFJpApfbCu2I4s6EFi5 RzyFCvRtn1hUgUt6ARurxCziwky0R04LprVARwMze40FCfvNVqVzLhmd2zqRoutybd1DT6CEC542Y CV4ABWklJKU5X7JMT5cPri2Tved+ttPr8SsRYX15eN4u/L/9VjGx29qAlvtw7DBH0tINn1n2te3Ki 6RTpdptTG1IA3WXTBPLg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sW12x-0000000AfLg-1S0I; Mon, 22 Jul 2024 21:58:19 +0000 Received: from mail-pl1-x62c.google.com ([2607:f8b0:4864:20::62c]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sW12s-0000000AfJz-0Mkf for linux-riscv@lists.infradead.org; Mon, 22 Jul 2024 21:58:16 +0000 Received: by mail-pl1-x62c.google.com with SMTP id d9443c01a7336-1fc569440e1so917885ad.3 for ; Mon, 22 Jul 2024 14:58:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1721685493; x=1722290293; darn=lists.infradead.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=GWtR9ZjYZiSKNZtqnpkUxp+qNZzbKrCzo+6HVfyCbsc=; b=qCMnkaku6CD63ZdjSyfrJJz7lFvaouwgKycFpenGECFL1tFtY831nPQQQN0n7+dbv+ fU6KexKU3WQRPy3KI3mn1Jik7EjfdkVIvjb2ZbWGy6Qlni2jLa4NN0cyqcCAKIDRer4D 2hwbagrCJorUfIQlQZwM0dgx1O3CV0ltUcyd5/13jMOK2RZZh0QAjbbM1/M8PJH6rG0c bBdNLuaV6nC6Gs9QfUInpESq9dXzQtmbuhr4Cy76tEa8AQBTSqtqJz8DW9zjnEeQGlKN YQCr4AkTsBox4OV4Gkh/DWSDY302Lwrq9bcMJkAGHCfsHVxi7WR5XSwtutAOfGOW+hCd khVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721685493; x=1722290293; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=GWtR9ZjYZiSKNZtqnpkUxp+qNZzbKrCzo+6HVfyCbsc=; b=BFUsRD8LOH8/0xznT43F3ErPLRXyEFRcQJFubJ2GWdC5gc4dCUDzz91tk1y04wkPwI azRr254wb1VZQJfDA3rWD6Du5vpEsFMcHQvH7SrrY9lpKCaJyxYTjyfqGKCsKC0WX2Pa lYQblVTkkcMWEbzZCwpi+8N3V/22mgHRjz0P3hirw39KTvALlwapzN8owXA+GiscPLLu jVwzxz18OhkffO1Sr9ngFHiWDR6TvdtwHBb9yc9c/YrgbVVvn9nNJ7g2OkxQHKcQZ1k3 2BRKsb5n0hAM5j7Q5jyUGKmnHwoW62xiGAGwIr+hfPqVK3NhFgpqNMcRkGUQVnm4PuQx vLuA== X-Gm-Message-State: AOJu0YzKteZn6JeMgDYK3fS1HzTxd6GJ+tFWaOQsfSotBCIViW2darcO Kq2jd0jfhQQOOTfFM7JXL94bJNzG08l3O0sHv2Azw1K/G9z5Bnu15DaNO8ezeOU= X-Google-Smtp-Source: AGHT+IHTkfkTbO9687i4Pn2+RihIVEo5h0oCdzVOneV1P9azYW/tvjOn1QPbNPDGhVqGXxDgJEBHuw== X-Received: by 2002:a17:903:41cc:b0:1fb:7c7f:6447 with SMTP id d9443c01a7336-1fdb5f6b353mr10313025ad.25.1721685493071; Mon, 22 Jul 2024 14:58:13 -0700 (PDT) Received: from charlie.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fd6f44f0d4sm59997775ad.219.2024.07.22.14.58.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jul 2024 14:58:12 -0700 (PDT) From: Charlie Jenkins Date: Mon, 22 Jul 2024 14:58:05 -0700 Subject: [PATCH v6 01/13] dt-bindings: riscv: Add xtheadvector ISA extension description MIME-Version: 1.0 Message-Id: <20240722-xtheadvector-v6-1-c9af0130fa00@rivosinc.com> References: <20240722-xtheadvector-v6-0-c9af0130fa00@rivosinc.com> In-Reply-To: <20240722-xtheadvector-v6-0-c9af0130fa00@rivosinc.com> To: Conor Dooley , Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jisheng Zhang , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Samuel Holland , Jonathan Corbet , Shuah Khan , Guo Ren , Evan Green , Andy Chiu , Jessica Clarke , Andrew Jones Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Charlie Jenkins , Conor Dooley X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1721685488; l=1788; i=charlie@rivosinc.com; s=20231120; h=from:subject:message-id; bh=ZzH0VgSdYutk/uKY2omj651o9v+E5HP1BijtgXJzAp0=; b=nZEeYwaJqqmvsjfP3STCkMzgTO0YV5QHpTcK9EbgMZdRapnAEgagfXnzOhMbcFXpInDpLxRU4 H+rbxMq8H8mA7REaKmytn+kSbxVFuc5Ssov3TqrIQwafO799xnPzEis X-Developer-Key: i=charlie@rivosinc.com; a=ed25519; pk=t4RSWpMV1q5lf/NWIeR9z58bcje60/dbtxxmoSfBEcs= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240722_145814_550431_F39130EA X-CRM114-Status: UNSURE ( 8.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The xtheadvector ISA extension is described on the T-Head extension spec Github page [1] at commit 95358cb2cca9. Link: https://github.com/T-head-Semi/thead-extension-spec/blob/95358cb2cca9489361c61d335e03d3134b14133f/xtheadvector.adoc [1] Signed-off-by: Charlie Jenkins Reviewed-by: Conor Dooley --- Documentation/devicetree/bindings/riscv/extensions.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index a06dbc6b4928..1a3d01aedde6 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -556,6 +556,10 @@ properties: latency, as ratified in commit 56ed795 ("Update riscv-crypto-spec-vector.adoc") of riscv-crypto. + # vendor extensions, each extension sorted alphanumerically under the + # vendor they belong to. Vendors are sorted alphanumerically as well. + + # Andes - const: xandespmu description: The Andes Technology performance monitor extension for counter overflow @@ -563,6 +567,12 @@ properties: Registers in the AX45MP datasheet. https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-5.0.0-Datasheet.pdf + # T-HEAD + - const: xtheadvector + description: + The T-HEAD specific 0.7.1 vector implementation as written in + https://github.com/T-head-Semi/thead-extension-spec/blob/95358cb2cca9489361c61d335e03d3134b14133f/xtheadvector.adoc. + allOf: # Zcb depends on Zca - if: