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Fri, 20 Mar 2026 01:43:59 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2a00:79e0:201d:8:9cdf:e932:6f2f:c654]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b0836a3066sm14917905ad.75.2026.03.20.01.43.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Mar 2026 01:43:59 -0700 (PDT) From: Chen-Yu Tsai To: Matthias Brugger , AngeloGioacchino Del Regno Cc: Chen-Yu Tsai , linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: arm64: dts: mediatek: Regulator cleanup for Chromebooks Date: Fri, 20 Mar 2026 16:43:32 +0800 Message-ID: <20260320084351.2461060-1-wenst@chromium.org> X-Mailer: git-send-email 2.53.0.959.g497ff81fa9-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260320_014400_418246_37B233BB X-CRM114-Status: GOOD ( 13.62 ) 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 Hi, This series contains the device tree bits for the collection of regulator related cleanups for MediaTek Chromebooks. The device tree binding and driver changes are: MT6315 - https://lore.kernel.org/all/20260320072302.2402489-1-wenst@chromium.org/ MT6359 - https://lore.kernel.org/all/20260320072440.2403318-1-wenst@chromium.org/ cros-ec-regulator - https://lore.kernel.org/all/20260320083135.2455444-1-wenst@chromium.org/ The goal is to complete the regulator tree so that there are no orphan regulators, and there are no devices that are missing supplies. Patch 1 drops the bogus regulators from the mt6359 dtsi file. Patch 2 adds a label for the mt6359 regulator sub-node. This is used in subsequent patches. Patch 3, 9, and 12 add supplies for the MT6359 PMIC in various Chromebook designs. Patch 4 and 10 add supplies for the MT6315 PMIC in various Chromebook designs. Patch 5 adds supplies for the ChromeOS EC controlled regulators in the Asurada design. Patch 6 and 13 add power supplies for the CPU cores. Patch 7 adds the power supply for the SPI NOR flash chip in the Asurada design. Patch 8 and 11 fix up load switch descriptions. Obviously the 3 dependency series need to be merged before this series, or we will get a bunch of new DT validation errors. Please have a look. Thanks ChenYu Chen-Yu Tsai (13): arm64: dts: mediatek: mt6359: Drop ldo_vcn33_[12]_wifi regulators arm64: dts: mediatek: mt6359: Add label for regulator sub-node arm64: dts: mediatek: mt8192-asurada: Add MT6359 PMIC supplies arm64: dts: mediatek: mt8192-asurada: Add MT6315 PMIC supplies arm64: dts: mediatek: mt8192-asurada: Add supplies for ChromeOS EC regulators arm64: dts: mediatek: mt8192-asurada: Add CPU power supplies arm64: dts: mediatek: mt8192-asurada: Add SPI NOR flash power supply arm64: dts: mediatek: mt8192-asurada: Fix WiFi regulator description arm64: dts: mediatek: mt8195-cherry: Add MT6359 PMIC supplies arm64: dts: mediatek: mt8195-cherry: Add MT6315 PMIC supplies arm64: dts: mediatek: mt8195-cherry: Fix VBUS regulator description arm64: dts: mediatek: mt8188-geralt: Add MT6359 PMIC supplies arm64: dts: mediatek: mt8188-geralt: Add little core CPU power supplies arch/arm64/boot/dts/mediatek/mt6359.dtsi | 12 +-- .../boot/dts/mediatek/mt8188-geralt.dtsi | 45 +++++++++++ .../boot/dts/mediatek/mt8192-asurada.dtsi | 75 ++++++++++++++++++- .../boot/dts/mediatek/mt8195-cherry.dtsi | 28 ++++++- 4 files changed, 145 insertions(+), 15 deletions(-) -- 2.53.0.959.g497ff81fa9-goog