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[60.250.196.139]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35987523629sm2764697a91.7.2026.03.01.18.08.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Mar 2026 18:08:43 -0800 (PST) From: Zi-Yu Chen To: andi.shyti@kernel.org, ychuang3@nuvoton.com Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, zychennvt@gmail.com Subject: [PATCH 0/3] Add support for MA35D1 I2C controller Date: Mon, 2 Mar 2026 02:08:19 +0000 Message-Id: <20260302020822.13936-1-zychennvt@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260301_180845_806014_3690656A X-CRM114-Status: GOOD ( 11.25 ) 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 I2C controller found in the Nuvoton MA35D1 SoC. The driver supports master/slave modes, bus recovery, and runtime power management. The implementation has been tested on the Nuvoton MA35D1 SOM board. Zi-Yu Chen (3): dt-bindings: i2c: nuvoton,ma35d1-i2c: Add MA35D1 I2C controller i2c: ma35d1: Add Nuvoton MA35D1 I2C driver support arm64: dts: nuvoton: Add I2C nodes for MA35D1 SoC .../bindings/i2c/nuvoton,ma35d1-i2c.yaml | 65 ++ .../boot/dts/nuvoton/ma35d1-som-256m.dts | 14 + arch/arm64/boot/dts/nuvoton/ma35d1.dtsi | 65 ++ drivers/i2c/busses/Kconfig | 13 + drivers/i2c/busses/Makefile | 1 + drivers/i2c/busses/i2c-ma35d1.c | 819 ++++++++++++++++++ 6 files changed, 977 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/nuvoton,ma35d1-i2c.yaml create mode 100644 drivers/i2c/busses/i2c-ma35d1.c -- 2.34.1