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dkim=none (message not signed) header.d=none;dmarc=bestguesspass action=none header.from=cixtech.com; Received-SPF: Pass (protection.outlook.com: domain of cixtech.com designates 222.71.101.198 as permitted sender) receiver=protection.outlook.com; client-ip=222.71.101.198; helo=smtprelay.cixcomputing.com; pr=C Received: from smtprelay.cixcomputing.com (222.71.101.198) by SG2PEPF000B66CC.mail.protection.outlook.com (10.167.240.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8466.11 via Frontend Transport; Mon, 24 Feb 2025 11:36:35 +0000 Received: from nchen-desktop (unknown [172.16.64.25]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id BC6CB4160CA0; Mon, 24 Feb 2025 19:36:33 +0800 (CST) Date: Mon, 24 Feb 2025 19:36:32 +0800 From: Peter Chen To: Marcin Juszkiewicz Cc: "arnd@arndb.de" , "catalin.marinas@arm.com" , cix-kernel-upstream , "conor+dt@kernel.org" , "devicetree@vger.kernel.org" , Fugang Duan , "krzk+dt@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "robh@kernel.org" , "will@kernel.org" Subject: Re: [PATCH 6/6] arm64: dts: cix: add initial CIX P1(SKY1) dts support Message-ID: References: <20250220084020.628704-7-peter.chen@cixtech.com> <068655e7-2ad7-4497-aca7-4100ad478d99@juszkiewicz.com.pl> MIME-Version: 1.0 Content-Type: text/plain; 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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Feb 2025 11:36:35.1254 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a86333e3-0ec7-469e-8b8e-08dd54c77e79 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: SG2PEPF000B66CC.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SEZPR06MB5174 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250224_033645_774379_CBE36E63 X-CRM114-Status: GOOD ( 13.10 ) 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 On 25-02-23 04:05:10, Marcin Juszkiewicz wrote: > > > diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sky1.dtsi > > new file mode 100644 > > index 000000000000..d98735f782e0 > > --- /dev/null > > +++ b/arch/arm64/boot/dts/cix/sky1.dtsi > > @@ -0,0 +1,264 @@ > > +// SPDX-License-Identifier: BSD-3-Clause > > +/* > > + * Copyright 2025 Cix Technology Group Co., Ltd. > > + * > > + */ > > + > > +#include > > [..] > > > + arch_timer: timer { > > + compatible = "arm,armv8-timer"; > > + interrupts = , > > + , > > + , > > + ; > > + clock-frequency = <1000000000>; > > + interrupt-parent = <&gic>; > > + arm,no-tick-in-suspend; > > + }; > > This is not Arm v8.0 SoC so where is non-secure EL2 virtual timer? It is the Arm v9 SoC and back compatible with Arm v8. -- Best regards, Peter