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Wed, 11 Feb 2026 11:06:19 -0800 (PST) Received: from luca-vm.lan ([154.61.61.58]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4378e122df9sm211223f8f.15.2026.02.11.11.06.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Feb 2026 11:06:18 -0800 (PST) From: Luca Leonardo Scorcia To: linux-mediatek@lists.infradead.org Cc: Luca Leonardo Scorcia , Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel , linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 0/7] arm64: dts: mt8167: Add the mmsys reset bit to reset DSI Date: Wed, 11 Feb 2026 19:03:21 +0000 Message-ID: X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260211_110621_918691_50B76C39 X-CRM114-Status: GOOD ( 13.25 ) 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 This series adds support for the MMSYS reset registers for mt8167 and uses them to trigger DSI reset during mtk-drm probe. Registers and values are taken from the kernel source code for the Lenovo Smart Clock and other mt8167 devices. Luca Leonardo Scorcia (7): soc: mediatek: mtk-mmsys: Add resets for mt8167 dt-bindings: mediatek: Add reset controller constants for mt8167 watchdog: mediatek: Add support for mt8167 TOPRGU/WDT dt-bindings: watchdog: Support MediaTek MT8167 wdt arm64: dts: mt8167: Add a specific watchdog dts node arm64: dts: mt8167: Add the mmsys reset bit to reset dsi arm64: dts: mt8167: Add additional mmsys reset bits .../bindings/watchdog/mediatek,mtk-wdt.yaml | 1 + arch/arm64/boot/dts/mediatek/mt8167.dtsi | 10 ++++ drivers/soc/mediatek/mt8167-mmsys.h | 3 ++ drivers/soc/mediatek/mtk-mmsys.c | 2 + drivers/watchdog/mtk_wdt.c | 6 +++ include/dt-bindings/reset/mt8167-resets.h | 47 +++++++++++++++++++ 6 files changed, 69 insertions(+) create mode 100644 include/dt-bindings/reset/mt8167-resets.h -- 2.43.0