[PATCH 1/2] dt-bindings: iio: temperature: add ADI MAX30210

[John Erasmus Mari Geronimo <johnerasmusmari.geronimo@analog.com>]

Add device tree binding documentation for the Analog Devices
MAX30210 temperature sensor.

Signed-off-by: John Erasmus Mari Geronimo <johnerasmusmari.geronimo@analog.com>
---
 .../iio/temperature/adi,max30210.yaml         | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/temperature/adi,max30210.yaml

diff --git a/Documentation/devicetree/bindings/iio/temperature/adi,max30210.yaml b/Documentation/devicetree/bindings/iio/temperature/adi,max30210.yaml
new file mode 100644
index 000000000000..80aeae23e0a5
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/temperature/adi,max30210.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright 2026 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/temperature/adi,max30210.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices MAX30210 Low-Power I2C Digital Temperature Sensor
+
+maintainers:
+  - John Erasmus Mari Geronimo <johnerasmusmari.geronimo@analog.com>
+
+description: |
+  The MAX30210 operates from 1.7V to 2.0V supply voltage, and is a low-power,
+  high-accuracy digital temperature sensor with ±0.1°C accuracy from +20°C to
+  +50°C and ±0.15°C accuracy from -20°C to +85°C.
+  https://www.analog.com/media/en/technical-documentation/data-sheets/max30210.pdf
+
+properties:
+  compatible:
+    enum:
+      - adi,max30210
+
+  reg:
+    maxItems: 1
+
+  vdd-supply:
+    description: |
+      Analog Supply Voltage Input. Must have values in the interval (1.7V; 5.5V)
+      in order for the device to function correctly.
+
+  powerdown-gpios:
+    description: |
+      GPIO spec for CVT/PDB pin. Should be configured with GPIO_ACTIVE_LOW.
+    maxItems: 1
+
+  interrupts:
+    description: |
+      Connected to INT pin. Should be configured with type IRQ_TYPE_EDGE_BOTH.
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - vdd-supply
+  - powerdown-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/pwm/pwm.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        status = "okay";
+
+        temperature-sensor@40 {
+            compatible = "adi,max30210";
+            reg = <0x40>;
+            vdd-supply = <&vdd>;
+            powerdown-gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+
+            interrupt-parent = <&gpio>;
+            interrupts = <17 IRQ_TYPE_EDGE_BOTH>;
+        };
+    };
+...
-- 
2.34.1