From patchwork Mon Oct 31 09:20:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre Gondois X-Patchwork-Id: 13025512 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 0E03CC38A02 for ; Mon, 31 Oct 2022 09:23:46 +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=s8+Qd6xQWz9h6/BsdUXCB2JPjPxEpSvAQeppSF62048=; b=HEh7uwr3R5cNEk 9XV+IcODgsuEBOlMmIZJ+2aclOaFpLFbQm05QFLBUCSxwHB+dZ7BppCvhjYB02CT26GYwPK1tXEoD iosV8zczcAy6FUAcgY6Bmz/NaWgjV4bfWvfjb9SgIYVELl5OWMMaNoUtCnylhOlkbzy1DL2gwiRKP Y7L0hWvJ71H14SF52NvuzEx9lzutYWXU8nD7G+Y4ey4921Aq0BK/Wc9W40kVyQMR0DDrq1t8awrCn U1hjSRYaRR2aj45l1bE3dDSvux5+E4M/8WOKEC1oqqczC+7BoBrDXujKHbmVNzZCi+wjBd0SBklbc nMpI8ftZzDIbWJF7CAYg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1opR0K-00A104-V4; Mon, 31 Oct 2022 09:22:49 +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 1opQy3-009z5Q-IL; Mon, 31 Oct 2022 09:20:29 +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 16EA11FB; Mon, 31 Oct 2022 02:20:33 -0700 (PDT) Received: from pierre123.arm.com (unknown [10.57.7.107]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 8A0E13F703; Mon, 31 Oct 2022 02:20:24 -0700 (PDT) From: Pierre Gondois To: linux-kernel@vger.kernel.org Cc: pierre.gondois@arm.com, Rob.Herring@arm.com, Rob Herring , Krzysztof Kozlowski , Matthias Brugger , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH 11/20] arm64: dts: Update cache properties for mediatek Date: Mon, 31 Oct 2022 10:20:25 +0100 Message-Id: <20221031092025.533051-1-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_022027_707497_EB3F4579 X-CRM114-Status: UNSURE ( 8.82 ) 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/mediatek/mt8192.dtsi | 3 +++ arch/arm64/boot/dts/mediatek/mt8195.dtsi | 3 +++ 2 files changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi index cbae5a5ee4a0..9a20055ec1fe 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi @@ -159,16 +159,19 @@ core3 { l2_0: l2-cache0 { compatible = "cache"; + cache-level = <2>; next-level-cache = <&l3_0>; }; l2_1: l2-cache1 { compatible = "cache"; + cache-level = <2>; next-level-cache = <&l3_0>; }; l3_0: l3-cache { compatible = "cache"; + cache-level = <3>; }; idle-states { diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi index 066c14989708..2e73db4229d5 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi @@ -197,16 +197,19 @@ cluster_off_b: cluster-off-b { l2_0: l2-cache0 { compatible = "cache"; + cache-level = <2>; next-level-cache = <&l3_0>; }; l2_1: l2-cache1 { compatible = "cache"; + cache-level = <2>; next-level-cache = <&l3_0>; }; l3_0: l3-cache { compatible = "cache"; + cache-level = <3>; }; };