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Thu, 28 Aug 2025 09:11:55 -0700 (PDT) Received: from [192.168.1.111] ([59.188.211.98]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-248a63b5916sm45971445ad.52.2025.08.28.09.11.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Aug 2025 09:11:55 -0700 (PDT) Message-ID: <932e0085-c901-40f8-b0d5-67f8f0b934e6@gmail.com> Date: Fri, 29 Aug 2025 00:11:40 +0800 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/37] arm64: Add initial device trees for Apple M2 Pro/Max/Ultra devices To: Janne Grunau , Sven Peter , Alyssa Rosenzweig , Neal Gompa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Hector Martin , "Rafael J. Wysocki" , Viresh Kumar , Thomas Gleixner , Joerg Roedel , Will Deacon , Robin Murphy , Linus Walleij , Mark Kettenis , Andi Shyti , Jassi Brar , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sasha Finkelstein , Marcel Holtmann , Luiz Augusto von Dentz , Johannes Berg , van Spriel , Lee Jones , =?UTF-8?Q?Uwe_Kleine-K=C3=B6nig?= , Stephen Boyd , Wim Van Sebroeck , Guenter Roeck , Michael Turquette , =?UTF-8?Q?Martin_Povi=C5=A1er?= , Vinod Koul , Liam Girdwood , Mark Brown , Marc Zyngier , Ulf Hansson , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Jaroslav Kysela , Takashi Iwai Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, iommu@lists.linux.dev, linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-bluetooth@vger.kernel.org, linux-wireless@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-clk@vger.kernel.org, dmaengine@vger.kernel.org, linux-sound@vger.kernel.org, linux-spi@vger.kernel.org, linux-nvme@lists.infradead.org References: <20250828-dt-apple-t6020-v1-0-507ba4c4b98e@jannau.net> Content-Language: en-US From: Nick Chan In-Reply-To: <20250828-dt-apple-t6020-v1-0-507ba4c4b98e@jannau.net> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Janne Grunau 於 2025/8/28 晚上10:01 寫道: > This series adds device trees for Apple's M2 Pro, Max and Ultra based > devices. The M2 Pro (t6020), M2 Max (t6021) and M2 Ultra (t6022) SoCs > follow design of the t600x family so copy the structure of SoC *.dtsi > files. [...] > After discussion with the devicetree maintainers we agreed to not extend > lists with the generic compatibles anymore [1]. Instead either the first > compatible SoC or t8103 is used as fallback compatible supported by the > drivers. t8103 is used as default since most drivers and bindings were > initially written for M1 based devices. > > The series adds those fallback compatibles to drivers where necessary, > annotates the SoC lists for generic compatibles as "do not extend" and > adds t6020 per-SoC compatibles. The series is inconsistent about the use of generic fallback compatibles. "apple,aic2", "apple,s5l-fpwm", "apple,asc-mailbox-v4" is still used. [...] Best regards, Nick Chan