linux-kernel - [PATCH v4 1/2] dt-bindings: iio: accel: Add binding documentation for ADXL313

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Date:   Wed, 1 Sep 2021 16:14:28 -0300
From:   Lucas Stankus <lucas.p.stankus@...il.com>
To:     lars@...afoo.de, Michael.Hennerich@...log.com, jic23@...nel.org,
        robh+dt@...nel.org, Dragos.Bogdan@...log.com,
        Darius.Berghe@...log.com
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 1/2] dt-bindings: iio: accel: Add binding documentation
 for ADXL313

Add device tree binding documentation for ADXL313 3-axis accelerometer.

Signed-off-by: Lucas Stankus <lucas.p.stankus@...il.com>
Reviewed-by: Rob Herring <robh@...nel.org>
---
 .../bindings/iio/accel/adi,adxl313.yaml       | 86 +++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/accel/adi,adxl313.yaml

diff --git a/Documentation/devicetree/bindings/iio/accel/adi,adxl313.yaml b/Documentation/devicetree/bindings/iio/accel/adi,adxl313.yaml
new file mode 100644
index 000000000000..d6afc1b8c272
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/accel/adi,adxl313.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/accel/adi,adxl313.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices ADXL313 3-Axis Digital Accelerometer
+
+maintainers:
+  - Lucas Stankus <lucas.p.stankus@...il.com>
+
+description: |
+  Analog Devices ADXL313 3-Axis Digital Accelerometer that supports
+  both I2C & SPI interfaces.
+    https://www.analog.com/en/products/adxl313.html
+
+properties:
+  compatible:
+    enum:
+      - adi,adxl313
+
+  reg:
+    maxItems: 1
+
+  spi-3wire: true
+
+  spi-max-frequency: true
+
+  vs-supply:
+    description: Regulator that supplies power to the accelerometer
+
+  vdd-supply:
+    description: Regulator that supplies the digital interface supply voltage
+
+  interrupts:
+    minItems: 1
+    maxItems: 2
+
+  interrupt-names:
+    minItems: 1
+    maxItems: 2
+    items:
+      enum:
+        - INT1
+        - INT2
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c0 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        /* Example for a I2C device node */
+        accelerometer@53 {
+            compatible = "adi,adxl313";
+            reg = <0x53>;
+            interrupt-parent = <&gpio0>;
+            interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+            interrupt-names = "INT1";
+        };
+    };
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        /* Example for a SPI device node */
+        accelerometer@0 {
+            compatible = "adi,adxl313";
+            reg = <0>;
+            spi-max-frequency = <5000000>;
+            interrupt-parent = <&gpio0>;
+            interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+            interrupt-names = "INT1";
+        };
+    };
-- 
2.33.0