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DIR:OUT; SFP:1102; SCL:1; SRVR:CY4PR21MB0776; H:CY4PR21MB0776.namprd21.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: +Vm3DOQFr+FvgBgKv7B0yXEnes+f/1fZUQnPQhZmeFu3kEoz2CCJoxu5TdyCvWnrohLRwBPRR8DhvK7ykvKE50ttX88y4Yfp4DZVBtcegLqJJFW6ojoOLHu5nIhovucT1zPIcufXO/NEsrJ9P3XeJKjyJnJ4jCQUXVBi23OU/7AiS3rJ2jdpUty5uso/8bQ272HzejsN6iIG4Sh3gbWTvpTya2yarWf70wTd+y0fChIlthSlHPblfGAvVyDNem4DnJMoTWz5vL2WhWIGXEfhNXDp8baIjYqSzlykjuwZS/ZlFq8ngS/9mv6knjTEsS4BtcqaIzaQ31mbZBf0V7I5AT00gb54WGPQ9MMhvdbnLGw= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 00142819-656c-4f55-3b42-08d61c4a3e86 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Sep 2018 03:02:44.8687 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0776 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Viresh Kumar [ Upstream commit 47768f372eae030db6fab5225f9504a820d2c07f ] The cooling device properties, like "#cooling-cells" and "dynamic-power-coefficient", should either be present for all the CPUs of a cluster or none. If these are present only for a subset of CPUs of a cluster then things will start falling apart as soon as the CPUs are brought online in a different order. For example, this will happen because the operating system looks for such properties in the CPU node it is trying to bring up, so that it can register a cooling device. Add such missing properties. Signed-off-by: Viresh Kumar Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/ls1021a.dtsi | 1 + 1 file changed, 1 insertion(+) -- 2.17.1 diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi index 379b4a03cfe2..2d20f60947b9 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -84,6 +84,7 @@ device_type = "cpu"; reg = <0xf01>; clocks = <&clockgen 1 0>; + #cooling-cells = <2>; }; };