From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A0852C433E4 for ; Fri, 15 May 2020 15:11:47 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 11999207C3 for ; Fri, 15 May 2020 15:11:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SjotselF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 11999207C3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Cx8jH9uI0eS2frjoGq4aPGabsQTaeSFo5ZaU+UoT2K8=; b=SjotselFgqX9Gk cWRvlVlYoUMtSgbnss74TEFRtSF4cg85GmZjHON1CmC9F38alur9MuJpBcZleEWCLsyi/8FbnlMAi VFqBl9smvYizH+P2dnKkGICvk4bArJe9Rs1rfnsY09ZXnoULl81G+ZDTL5JaYqNcXRuJEeyEGO6Y+ dsuKa+n4D7YsWMJNlsWbIn6s8alACDDYeOoWWUw9iFVzAciV9AUu+kMBvImcNuEcECHzJXcCasjsm SqyoLyuiBlXu5GQd6wIJRP7tHOKKMj5AJACA1Z7x9B3skX7GiQ/LvUF7ANiwVCusNJwSQP3aD/n/l LP2Zw94JFzD+lyuJ732w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZbzy-0001jX-Em; Fri, 15 May 2020 15:11:42 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZbzv-0001ic-6T for linux-arm-kernel@lists.infradead.org; Fri, 15 May 2020 15:11:40 +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 115532F; Fri, 15 May 2020 08:11:37 -0700 (PDT) Received: from [192.168.2.22] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B2DAE3F71E; Fri, 15 May 2020 08:11:35 -0700 (PDT) Subject: Re: [PATCH v3 08/20] arm64: dts: arm: model: Fix GIC compatible names To: Sudeep Holla References: <20200513103016.130417-1-andre.przywara@arm.com> <20200513103016.130417-9-andre.przywara@arm.com> <20200513182144.GD27686@bogus> From: =?UTF-8?Q?Andr=c3=a9_Przywara?= Organization: ARM Ltd. Message-ID: <4aa83004-38c3-c625-f439-25255376ab2b@arm.com> Date: Fri, 15 May 2020 16:10:47 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200513182144.GD27686@bogus> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200515_081139_286188_0763CD49 X-CRM114-Status: GOOD ( 15.97 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Rob Herring , Lorenzo Pieralisi , devicetree@vger.kernel.org, Marc Zyngier , Liviu Dudau , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 13/05/2020 19:21, Sudeep Holla wrote: > On Wed, May 13, 2020 at 11:30:04AM +0100, Andre Przywara wrote: >> The GIC DT binding only allows certain combinations of DT compatible >> strings. The somewhat awkward "arm,cortex-a15-gic", "arm,cortex-a9-gic" >> is not among those. >> >> Drop that combination of different "cortex" based strings used for the >> models, and replace it with the more useful combination including >> "arm,gic-400". >> >> Signed-off-by: Andre Przywara >> --- >> arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi | 2 +- >> arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts | 2 +- >> 2 files changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi >> index 15fe81738e94..f17e744163a5 100644 >> --- a/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi >> +++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv2.dtsi >> @@ -6,7 +6,7 @@ >> >> / { >> gic: interrupt-controller@2c001000 { >> - compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic"; >> + compatible = "arm,gic-400", "arm,cortex-a15-gic"; > > Do we need to still retain "arm,cortex-a15-gic" ? I'd rather would like to keep that. "arm,gic-400" was introduced only later into Linux as a compatible string, so dropping this would break older kernels. I don't see any difference between a9-gic and a15-gic in term of kernel support, so a9-gic can surely go. Cheers, Andre _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel