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Thu, 06 Jan 2022 09:31:51 -0800 (PST) Received: from localhost.localdomain ([81.178.195.252]) by smtp.gmail.com with ESMTPSA id b16sm2575594wmq.41.2022.01.06.09.31.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jan 2022 09:31:51 -0800 (PST) From: Caleb Connolly To: caleb.connolly@linaro.org, Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Andy Gross , Bjorn Andersson , Lee Jones , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: sumit.semwal@linaro.org, amit.pundir@linaro.org, john.stultz@linaro.org, Rob Herring Subject: [PATCH v3 2/7] dt-bindings: iio: adc: document qcom-spmi-rradc Date: Thu, 6 Jan 2022 17:31:26 +0000 Message-Id: <20220106173131.3279580-3-caleb.connolly@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220106173131.3279580-1-caleb.connolly@linaro.org> References: <20220106173131.3279580-1-caleb.connolly@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like PMI8998 and PMI8994 Signed-off-by: Caleb Connolly Reviewed-by: Rob Herring --- .../bindings/iio/adc/qcom,spmi-rradc.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml new file mode 100644 index 000000000000..11d47c46a48d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/qcom,spmi-rradc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm's SPMI PMIC Round Robin ADC + +maintainers: + - Caleb Connolly + +description: | + The Qualcomm SPMI Round Robin ADC (RRADC) provides interface to clients to read the + voltage, current and temperature for supported peripherals such as the battery thermistor + die temperature, charger temperature, USB and DC input voltage / current and battery ID + resistor. + +properties: + compatible: + enum: + - qcom,pmi8998-rradc + - qcom,pm660-rradc + + reg: + description: rradc base address and length in the SPMI PMIC register map + maxItems: 1 + + qcom,batt-id-delay-ms: + description: + Sets the hardware settling time for the battery ID resistor. + enum: [0, 1, 4, 12, 20, 40, 60, 80] + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + pmic { + #address-cells = <1>; + #size-cells = <0>; + + pmic_rradc: adc@4500 { + compatible = "qcom,pmi8998-rradc"; + reg = <0x4500>; + #io-channel-cells = <1>; + }; + }; +...