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([2402:e280:21d3:2:339d:c9c4:e069:47f7]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29498e429d9sm190932845ad.100.2025.10.30.09.34.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Oct 2025 09:34:50 -0700 (PDT) From: Ajith Anandhan To: linux-iio@vger.kernel.org Cc: jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ajith Anandhan Subject: [RFC PATCH 1/3] dt-bindings: iio: adc: Add TI ADS1120 binding Date: Thu, 30 Oct 2025 22:04:09 +0530 Message-Id: <20251030163411.236672-2-ajithanandhan0406@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251030163411.236672-1-ajithanandhan0406@gmail.com> References: <20251030163411.236672-1-ajithanandhan0406@gmail.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add device tree binding documentation for the Texas Instruments ADS1120. The binding defines required properties like compatible, reg, and SPI configuration parameters. Link: https://www.ti.com/lit/gpn/ads1120 Signed-off-by: Ajith Anandhan --- .../bindings/iio/adc/ti,ads1120.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/ti,ads1120.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/ti,ads1120.yaml b/Documentation/devicetree/bindings/iio/adc/ti,ads1120.yaml new file mode 100644 index 000000000..09285c981 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ti,ads1120.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/ti,ads1120.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments ADS1120 4-channel, 16-bit, 2kSPS ADC + +maintainers: + - Ajith Anandhan + +properties: + compatible: + const: ti,ads1120 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 4000000 + + spi-cpha: true + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "ti,ads1120"; + reg = <0>; + spi-max-frequency = <4000000>; + spi-cpha; + }; + }; +... + -- 2.34.1