linux-kernel - [PATCH v3 03/10] dt-bindings: iio: pressure: honeywell,mprls0025pa.yaml add spi bus

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Message-ID: <20231229092445.30180-4-petre.rodan@subdimension.ro>
Date: Fri, 29 Dec 2023 11:24:31 +0200
From: Petre Rodan <petre.rodan@...dimension.ro>
To: linux-iio@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Petre Rodan <petre.rodan@...dimension.ro>,
	Jonathan Cameron <jic23@...nel.org>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Andreas Klinger <ak@...klinger.de>
Subject: [PATCH v3 03/10] dt-bindings: iio: pressure: honeywell,mprls0025pa.yaml add spi bus

Add spi based example.

Add spi-max-frequency property required by chip specifications.

Add additional maintainer.

Co-developed-by: Andreas Klinger <ak@...klinger.de>
Signed-off-by: Andreas Klinger <ak@...klinger.de>
Signed-off-by: Petre Rodan <petre.rodan@...dimension.ro>
---
v2 -> v3 add $ref: /schemas/spi/spi-peripheral-props.yaml

 .../iio/pressure/honeywell,mprls0025pa.yaml   | 27 +++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/iio/pressure/honeywell,mprls0025pa.yaml b/Documentation/devicetree/bindings/iio/pressure/honeywell,mprls0025pa.yaml
index 6643e51c481d..6994b30015bd 100644
--- a/Documentation/devicetree/bindings/iio/pressure/honeywell,mprls0025pa.yaml
+++ b/Documentation/devicetree/bindings/iio/pressure/honeywell,mprls0025pa.yaml
@@ -8,12 +8,12 @@ title: Honeywell mprls0025pa pressure sensor

 maintainers:
   - Andreas Klinger <ak@...klinger.de>
+  - Petre Rodan <petre.rodan@...dimension.ro>

 description: |
   Honeywell pressure sensor of model mprls0025pa.

-  This sensor has an I2C and SPI interface. Only the I2C interface is
-  implemented.
+  This sensor has an I2C and SPI interface.

   There are many models with different pressure ranges available. The vendor
   calls them "mpr series". All of them have the identical programming model and
@@ -86,6 +86,9 @@ properties:
     description:
       Maximum pressure value the sensor can measure in pascal.

+  spi-max-frequency:
+    maximum: 800000
+
   vdd-supply:
     description: provide VDD power to the sensor.

@@ -103,6 +106,7 @@ oneOf:
       - honeywell,pmax-pascal

 allOf:
+  - $ref: /schemas/spi/spi-peripheral-props.yaml
   - if:
       required:
         - honeywell,pressure-triplet
@@ -133,3 +137,22 @@ examples:
             vdd-supply = <&vcc_3v3>;
         };
     };
+  - |
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        pressure@0 {
+            compatible = "honeywell,mprls0025pa";
+            reg = <0>;
+            spi-max-frequency = <800000>;
+            reset-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
+            interrupt-parent = <&gpio0>;
+            interrupts = <30 IRQ_TYPE_EDGE_RISING>;
+
+            honeywell,pressure-triplet = "0015PA";
+            honeywell,transfer-function = <1>;
+            vdd-supply = <&vcc_3v3>;
+        };
+    };
+...
--
2.41.0