linux-kernel - [PATCH v2 2/4] dt-bindings: iio: imu: bmi160: add regulators and mount-matrix

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Date:   Tue, 19 May 2020 09:50:58 +0200
From:   Jonathan Albrieux <jonathan.albrieux@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     Jonathan Albrieux <jonathan.albrieux@...il.com>,
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS), Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        linux-iio@...r.kernel.org (open list:IIO SUBSYSTEM AND DRIVERS),
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Jonathan Cameron <jic23@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Subject: [PATCH v2 2/4] dt-bindings: iio: imu: bmi160: add regulators and mount-matrix

Add vdd-supply and vddio-supply support.
Add mount-matrix support.

Signed-off-by: Jonathan Albrieux <jonathan.albrieux@...il.com>
---
 .../devicetree/bindings/iio/imu/bmi160.yaml   | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/imu/bmi160.yaml b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml
index 6b464ce5ed0b..5b13af7a209f 100644
--- a/Documentation/devicetree/bindings/iio/imu/bmi160.yaml
+++ b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml
@@ -46,6 +46,21 @@ properties:
       set if the specified interrupt pin should be configured as
       open drain. If not set, defaults to push-pull.
 
+  vdd-supply:
+    maxItems: 1
+    description: |
+      an optional regulator that needs to be on to provide VDD power to
+      the sensor.
+
+  vddio-supply:
+    maxItems: 1
+    description: |
+      an optional regulator that needs to be on to provide the VDD IO power to
+      the sensor.
+
+  mount-matrix:
+    description: an optional 3x3 mounting rotation matrix
+
 required:
   - compatible
   - reg
@@ -61,9 +76,15 @@ examples:
         bmi160@68 {
                 compatible = "bosch,bmi160";
                 reg = <0x68>;
+                vdd-supply = <&pm8916_l17>;
+                vddio-supply = <&pm8916_l6>;
                 interrupt-parent = <&gpio4>;
                 interrupts = <12 1>;
                 interrupt-names = "INT1";
+                mount-matrix = "0", "1", "0",
+                               "-1", "0", "0",
+                               "0", "0", "1";
+                };
         };
   - |
     // Example for SPI
-- 
2.17.1