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Perez de Azpillaga" Subject: [PATCH v2 0/2] Add support for AS7343 multi-spectral sensor Date: Mon, 7 Sep 2026 14:00:40 -0700 Message-ID: <20260907210042.32552-1-marcus.yu.56@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series adds initial support for the AMS AS7343 14-channel multi-spectral sensor. The sensor has 14 optical channels (11 visible + NIR + clear + flicker) in total. This initial driver supports reading raw counts from all 12 spectral channels (11 visible + NIR) via sysfs and basic power management. Not yet supported: - Configurable integration time and gain - Interrupt support - Clear (VIS) channel and flicker detection Patch 1 adds device tree bindings. Patch 2 adds the driver. Testing was performed on a Raspberry Pi 4. Datasheet: https://look.ams-osram.com/m/5f2d27fff9a874d2/original/AS7343-14-Channel-Multi-Spectral-Sensor.pdf Changes in v2: - Add the LDR, the interrupt pin, and the GPIO pin to the dt bindings. - Adjust the default gain to x256 and integration time to 50.1ms as recommended by the datasheet. - Use read_label instead of .extend - Remove all unused scan_index related constants. Chang Yu (2): dt-bindings: iio: light: add as7343 iio: light: add AS7343 multi-spectral sensor driver .../bindings/iio/light/ams,as7343.yaml | 69 ++++ MAINTAINERS | 7 + drivers/iio/light/Kconfig | 11 + drivers/iio/light/Makefile | 1 + drivers/iio/light/as7343.c | 372 ++++++++++++++++++ 5 files changed, 460 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/light/ams,as7343.yaml create mode 100644 drivers/iio/light/as7343.c -- 2.55.0