linux-kernel - [PATCH v2] dt-bindings: iio: accel: add binding documentation for ADIS16240

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Message-Id: <20190912213929.3664-1-rodrigorsdc@gmail.com>
Date:   Thu, 12 Sep 2019 18:39:29 -0300
From:   Rodrigo Carvalho <rodrigorsdc@...il.com>
To:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Stefan Popa <stefan.popa@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org,
        Rodrigo Carvalho <rodrigorsdc@...il.com>
Subject: [PATCH v2] dt-bindings: iio: accel: add binding documentation for ADIS16240

This patch add device tree binding documentation for ADIS16240.

Signed-off-by: Rodrigo Ribeiro Carvalho <rodrigorsdc@...il.com>
---
V2:
  - Remove true constant for spi-cpha and spi-cpol
  - Add description field for spi-cpha and spi-cpol
  - Add maxItems field for spi-cpha and spi-cpol

 .../bindings/iio/accel/adi,adis16240.yaml     | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/accel/adi,adis16240.yaml

diff --git a/Documentation/devicetree/bindings/iio/accel/adi,adis16240.yaml b/Documentation/devicetree/bindings/iio/accel/adi,adis16240.yaml
new file mode 100644
index 000000000000..4b1bd2419604
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/accel/adi,adis16240.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/accel/adi,adis16240.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ADIS16240 Programmable Impact Sensor and Recorder driver
+
+maintainers:
+  - Alexandru Ardelean <alexandru.ardelean@...log.com>
+
+description: |
+  ADIS16240 Programmable Impact Sensor and Recorder driver that supports
+  SPI interface.
+    https://www.analog.com/en/products/adis16240.html
+
+properties:
+  compatible:
+    enum:
+      - adi,adis16240
+
+  reg:
+    maxItems: 1
+
+  spi-cpha:
+    description: |
+      See Documentation/devicetree/bindings/spi/spi-controller.yaml
+    maxItems: 1
+
+  spi-cpol: |
+    description: |
+      See Documentation/devicetree/bindings/spi/spi-controller.yaml
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    spi0 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        /* Example for a SPI device node */
+        accelerometer@0 {
+            compatible = "adi,adis16240";
+            reg = <0>;
+            spi-max-frequency = <2500000>;
+            spi-cpol;
+            spi-cpha;
+            interrupt-parent = <&gpio0>;
+            interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+        };
+    };
-- 
2.23.0.rc1