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[212.182.62.129]) by smtp.gmail.com with ESMTPSA id g33-20020a0565123ba100b00518b0fdbf60sm706180lfv.258.2024.04.15.13.00.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 15 Apr 2024 13:00:14 -0700 (PDT) Message-ID: Date: Mon, 15 Apr 2024 22:00:05 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm/arm64: dts: Drop "arm,armv8-pmuv3" compatible usage To: Dmitry Baryshkov , Rob Herring Cc: Bjorn Andersson , soc@kernel.org, Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Dinh Nguyen , Tsahee Zidenberg , Antoine Tenart , Khuong Dinh , Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , Ray Jui , Scott Branden , Robert Richter , Shawn Guo , Li Yang , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , "Paul J. Murphy" , Daniele Alessandrelli , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Matthias Brugger , AngeloGioacchino Del Regno , Thierry Reding , Jonathan Hunter , Bjorn Andersson , =?UTF-8?Q?Andreas_F=C3=A4rber?= , Heiko Stuebner , Orson Zhai , Baolin Wang , Chunyan Zhang , Jisheng Zhang , Alim Akhtar , linux-fsd@tesla.com, Michal Simek , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-tegra@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-realtek-soc@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org References: <20240412222857.3873079-1-robh@kernel.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 4/15/24 19:41, Dmitry Baryshkov wrote: > On Mon, 15 Apr 2024 at 20:15, Rob Herring wrote: >> >> On Mon, Apr 15, 2024 at 12:05 PM Rob Herring wrote: >>> >>> On Mon, Apr 15, 2024 at 11:52 AM Dmitry Baryshkov >>> wrote: >>>> >>>> On Mon, 15 Apr 2024 at 16:46, Bjorn Andersson wrote: >>>>> >>>>> On Fri, Apr 12, 2024 at 05:28:51PM -0500, Rob Herring wrote: >>>>> [..] >>>>>> arch/arm64/boot/dts/qcom/qcm2290.dtsi | 2 +- >>>>>> arch/arm64/boot/dts/qcom/qdu1000.dtsi | 2 +- >>>>>> arch/arm64/boot/dts/qcom/sdm630.dtsi | 2 +- >>>>>> arch/arm64/boot/dts/qcom/sdx75.dtsi | 2 +- >>>>> >>>>> Acked-by: Bjorn Andersson >>>> >>>> Note, we'd need to override PMU compatibles in sdm636.dtsi and >>>> sdm660.dtsi. Ideally it should come as the same patch. >>> >>> Uh, that's an A for reuse, but an F for readability... It's sdm632 as >>> well. Will drop sdm630. >> >> Actually, aren't those Kryo cores just Cortex-A53 derivatives? So the >> A53 PMU compatible is an improvement over the generic one still. We >> can't just add kryo260-pmu compatibles because that breaks >> compatibility. We could have a fallback, but then that introduces a >> pattern we don't want. > > I think it is believed that Gold cores are A73-derivatives. 8xA53 on 630 4xA53+4xA73 on 636/660 Konrad