From patchwork Mon Oct 31 09:19:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre Gondois X-Patchwork-Id: 13025501 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 25907C38A02 for ; Mon, 31 Oct 2022 09:20:39 +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:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=3lIXDps1ik2/Y5+9dyO2qDms/LRvO6zdHocd4Hgz6j4=; b=Vx1NvbXy6dXbOg UtiBkg/yk9nSqZfqN7rgcQO1EL9IQ+l2ql3mwnhIlZj56R3SfxpsdEgpLrQwuBecx0H4mDHHKekKv BZwPa738MxbWk9v4m9XnziqvqkLtkmBoFsitG5Cw5kIHWFyfksir8x4pgvWGMBwFkAaJHm1keLswb E7scaxXQHYq+WVoJjhfg7rZWA4ikf4xUVHIxP3qdc+AxXOiokR81NNluKFSx5T+DdAO4qlLZwSWrk dmE6FRBiuJshJc3tvbnegWtmviVUcpVrsanX/gQQ5oU1fFdBFWNXLW47K68iTJnAV4GJZkzm+AM+A lsscgq8IR22fYY9CewoQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1opQxL-009ybv-3d; Mon, 31 Oct 2022 09:19:43 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1opQxG-009yYj-4V for linux-arm-kernel@lists.infradead.org; Mon, 31 Oct 2022 09:19:39 +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 255521FB; Mon, 31 Oct 2022 02:19:40 -0700 (PDT) Received: from pierre123.arm.com (unknown [10.57.7.107]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 84EBE3F703; Mon, 31 Oct 2022 02:19:31 -0700 (PDT) From: Pierre Gondois To: linux-kernel@vger.kernel.org Cc: pierre.gondois@arm.com, Rob.Herring@arm.com, Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , Rob Herring , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH 04/20] arm64: dts: Update cache properties for arm Date: Mon, 31 Oct 2022 10:19:32 +0100 Message-Id: <20221031091932.531749-1-pierre.gondois@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221031_021938_245752_FBB2BC5F X-CRM114-Status: UNSURE ( 8.09 ) X-CRM114-Notice: Please train this message. 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 The DeviceTree Specification v0.3 specifies that the cache node 'compatible' and 'cache-level' properties are 'required'. Cf. s3.8 Multi-level and Shared Cache Nodes The recently added init_of_cache_level() function checks these properties. Add them if missing. Signed-off-by: Pierre Gondois --- arch/arm64/boot/dts/arm/foundation-v8.dtsi | 1 + arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts | 1 + arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi index 83e3e7e3984f..c8bd23b1a7ba 100644 --- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi +++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi @@ -58,6 +58,7 @@ cpu3: cpu@3 { L2_0: l2-cache0 { compatible = "cache"; + cache-level = <2>; }; }; diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts index 258991ad7cc0..ef68f5aae7dd 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts +++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts @@ -71,6 +71,7 @@ cpu@3 { L2_0: l2-cache0 { compatible = "cache"; + cache-level = <2>; }; }; diff --git a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts index 5b6d9d8e934d..796cd7d02eb5 100644 --- a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts +++ b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts @@ -57,6 +57,7 @@ cpu@1 { L2_0: l2-cache0 { compatible = "cache"; + cache-level = <2>; }; };