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Thu, 08 May 2025 05:08:30 -0700 (PDT) Received: from localhost.localdomain ([103.205.130.14]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7415d1114e6sm572188b3a.37.2025.05.08.05.08.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 May 2025 05:08:30 -0700 (PDT) From: Brajesh Patil To: jic23@kernel.org, lars@metafoo.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, marcelo.schmitt1@gmail.com, dlechner@baylibre.com, Brajesh Patil Subject: [PATCH v2 0/5] iio: magnetometer: Add QMC5883L driver support Date: Thu, 8 May 2025 13:08:22 +0100 Message-Id: <20250508120822.114060-1-brajeshpatil11@gmail.com> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This series introduces support for the QST QMC5883L 3-axis magnetometer, a magnetic sensor with I2C interface. The implementation follows standard IIO conventions and includes: Patch 1/5: dt-bindings: vendor-prefixes - Adds 'qst' prefix for QST Corporation Patch 2/5: dt-bindings: iio: magnetometer - Adds QMC5883L bindings - Adds compatible string and required properties - Includes example device tree node Patch 3/5: iio: magnetometer - Base driver implementation - Basic register access via regmap - X/Y/Z axis and temperature readings - Triggered buffer support - Initialization and core functionality Patch 4/5: Extended sysfs attributes and configuration - ODR (10-200Hz) and FSR (±2G/±8G) control - Mode selection (standby/continuous) - Oversampling ratio configuration (512-64) - Status monitoring (DRDY/OVL flags) - Available scale and sampling frequency attributes Patch 5/5: Advanced features and power management - Mount matrix support for orientation compensation - Power management (suspend/resume) - Control register features (soft reset, pointer rollover) The driver has been tested on a Raspberry Pi 5 and all features have been verified. Signed-off-by: Brajesh Patil