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([2601:1c0:4502:2d00:8004:e310:f3d:dd0]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-33e223dd9d6sm1257413a91.7.2025.10.21.21.47.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Oct 2025 21:47:15 -0700 (PDT) From: Igor Reznichenko To: linux@roeck-us.net, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, corbet@lwn.net, skhan@linuxfoundation.org, david.hunter.linux@gmail.com Cc: linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Subject: [PATCH 5/5] Documentation/devicetree/bindings/hwmon: Add TSC1641 binding Date: Tue, 21 Oct 2025 21:47:08 -0700 Message-ID: <20251022044708.314287-6-igor@reznichenko.net> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251022044708.314287-1-igor@reznichenko.net> References: <20251022044708.314287-1-igor@reznichenko.net> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add a devicetree binding for the TSC1641 I2C power monitor. Signed-off-by: Igor Reznichenko --- .../devicetree/bindings/hwmon/st,tsc1641.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/st,tsc1641.yaml diff --git a/Documentation/devicetree/bindings/hwmon/st,tsc1641.yaml b/Documentation/devicetree/bindings/hwmon/st,tsc1641.yaml new file mode 100644 index 000000000000..e79f6dab4a87 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/st,tsc1641.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/st,tsc1641.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ST Microelectronics TSC1641 I2C power monitor + +maintainers: + - Igor Reznichenko + +description: | + TSC1641 is a 60 V, 16-bit high-precision power monitor with I2C and MIPI I3C interface + + Datasheets: + https://www.st.com/resource/en/datasheet/tsc1641.pdf + +properties: + compatible: + const: st,tsc1641 + + reg: + maxItems: 1 + + shunt-resistor: + description: + Shunt resistor value in micro-ohms. + $ref: /schemas/types.yaml#/definitions/uint32 + + st,alert-polarity-active-high: + description: Default value is 0 which configures the normal polarity of the ALERT pin, being active low open-drain. + Setting this to 1 configures the polarity of the ALERT pin to be inverted and active high open-drain. + Specify this property to set the alert polarity to active-high. + $ref: /schemas/types.yaml#/definitions/flag + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + power-sensor@40 { + compatible = "st,tsc1641"; + reg = <0x40>; + shunt-resistor = <5000>; + st,alert-polarity-active-high; + }; + }; -- 2.43.0