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Sun, 03 May 2026 05:10:20 -0700 (PDT) From: Piyush Patle To: Andreas Klinger , Jonathan Cameron Cc: David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v6 03/11] dt-bindings: iio: adc: hx711: add RATE GPIO property Date: Sun, 3 May 2026 17:39:32 +0530 Message-ID: <20260503120949.80292-4-piyushpatle228@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260503120949.80292-1-piyushpatle228@gmail.com> References: <20260503120949.80292-1-piyushpatle228@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@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. No functional change for existing users. Signed-off-by: Piyush Patle --- 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