From patchwork Thu Feb 20 18:04:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincenzo Frascino X-Patchwork-Id: 13984371 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 A5380C021B1 for ; Thu, 20 Feb 2025 18:09:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=H93iyX4QsIjRvuarMUU+zmaDywtAgxNZUW5MXDIbqH0=; b=PWjkolooU4OiiwqkPDTWxoVCJA PFqcaWNuCBcuHLUDtk3sOcJCu++iBIiAb2URBw64dp9VRkCpoS2ykkxsj10z3W021sV41+g55ZFAl FmP4XiGho8VL54xGf42ukJyYFRf1KO2u/sz8ATjnjno21cRIPQVveUdRCNq4XA3aZaKtL9b2xzajb 5BBEWxfEKG/WhEJ9TbeB8lanV4fu5HbPGGlBloab831GSBtOO2PegPIanIGzkfc68cXW0TkBYgE4y 1fs4+8ljeAm1aaiap+bsO9w8qSjlpzQuKwzDsBWvpJij/CBqdLBQo+972KFa2lGVg4eWDmWDvJznv MLxfa76Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlAzB-00000002IOD-0med; Thu, 20 Feb 2025 18:09:21 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlAul-00000002H4S-0HGV for linux-arm-kernel@lists.infradead.org; Thu, 20 Feb 2025 18:04:48 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A8D751BB0; Thu, 20 Feb 2025 10:05:04 -0800 (PST) Received: from e119884-lin.cambridge.arm.com (e119884-lin.cambridge.arm.com [10.1.196.72]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6034B3F59E; Thu, 20 Feb 2025 10:04:44 -0800 (PST) From: Vincenzo Frascino To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Vincenzo Frascino , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , Russell King , Will Deacon , Mark Rutland , Jessica Clarke , Krzysztof Kozlowski Subject: [PATCH v6 02/10] dt-bindings: arm: Add Morello compatibility Date: Thu, 20 Feb 2025 18:04:20 +0000 Message-ID: <20250220180427.3382482-3-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250220180427.3382482-1-vincenzo.frascino@arm.com> References: <20250220180427.3382482-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_100447_147527_83E33125 X-CRM114-Status: GOOD ( 14.00 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add compatibility to Arm Morello System Development Platform. Note: Morello is at the same time the name of an Architecture [1], an SoC [2] and a Board [2]. To distinguish in between Architecture/SoC and Board we refer to the first as arm,morello and to the second as arm,morello-sdp. [1] https://developer.arm.com/Architectures/Morello [2] https://www.morello-project.org/ Acked-by: Krzysztof Kozlowski Signed-off-by: Vincenzo Frascino --- .../devicetree/bindings/arm/arm,morello.yaml | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/arm,morello.yaml diff --git a/Documentation/devicetree/bindings/arm/arm,morello.yaml b/Documentation/devicetree/bindings/arm/arm,morello.yaml new file mode 100644 index 000000000000..b4cfa8d048c4 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/arm,morello.yaml @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/arm,morello.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Morello Platforms + +maintainers: + - Vincenzo Frascino + +description: |+ + The Morello architecture is an experimental extension to Armv8.2-A, + which extends the AArch64 state with the principles proposed in + version 7 of the Capability Hardware Enhanced RISC Instructions + (CHERI) ISA. + + ARM's Morello Platforms are built as a research project to explore + capability architectures based on arm. + +properties: + $nodename: + const: '/' + compatible: + oneOf: + - description: Arm Morello System Development Platform + items: + - const: arm,morello-sdp + - const: arm,morello + +additionalProperties: true + +...