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Mon, 18 May 2026 15:02:47 -0700 (PDT) From: Piyush Patle To: Jonathan Cameron Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Andreas Klinger , Andy Shevchenko , Conor Dooley , Krzysztof Kozlowski , Rob Herring Subject: [PATCH v9 03/11] dt-bindings: iio: adc: hx711: add RATE GPIO property Date: Tue, 19 May 2026 03:32:19 +0530 Message-ID: <20260518220228.63322-4-piyushpatle228@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260518220228.63322-1-piyushpatle228@gmail.com> References: <20260518220228.63322-1-piyushpatle228@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Document the optional RATE pin GPIO used to select the HX711 output data rate. Update the example to show the property in use. Signed-off-by: Piyush Patle Reviewed-by: Andy Shevchenko Acked-by: Conor Dooley --- No change from v8. Already applied to iio.git testing branch. Documentation/devicetree/bindings/iio/adc/avia-hx711.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/avia-hx711.yaml b/Documentation/devicetree/bindings/iio/adc/avia-hx711.yaml index a8eaa1f18de5..9134bbe41379 100644 --- a/Documentation/devicetree/bindings/iio/adc/avia-hx711.yaml +++ b/Documentation/devicetree/bindings/iio/adc/avia-hx711.yaml @@ -37,6 +37,13 @@ properties: description: Supply voltage for the on-chip regulator (VSUP). + rate-gpios: + description: + GPIO connected to the RATE pin. When driven low the output data + rate is 10 SPS; when driven high it is 80 SPS. If omitted the + RATE pin state is determined by the board wiring. + maxItems: 1 + clock-frequency: description: Controls the SCK bit-bang timing. The value is used to derive the @@ -61,6 +68,7 @@ examples: compatible = "avia,hx711"; sck-gpios = <&gpio3 10 GPIO_ACTIVE_HIGH>; dout-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>; + rate-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>; avdd-supply = <&avdd>; clock-frequency = <100000>; }; -- 2.43.0