diff mbox series

[01/15] dt-bindings: iio: Add bindings for sx9310 sensor

Message ID 20200728091057.1.I3bf8ece8c303bd9ecfc1573464cdacc47d73784b@changeid (mailing list archive)
State New, archived
Headers show
Series sx9310 iio driver updates | expand

Commit Message

Daniel Campello July 28, 2020, 3:12 p.m. UTC 
Adds device tree bandings for sx9310 sensor.

Signed-off-by: Daniel Campello <campello@chromium.org>
Cc: Hartmut Knaack <knaack.h@gmx.de>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
Cc: Rob Herring <robh+dt@kernel.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
[swboyd@chromium.org: Add both regulators and make them optional]
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
---

 .../iio/proximity/semtech,sx9310.yaml         | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml

Comments

Stephen Boyd July 28, 2020, 10:06 p.m. UTC | #1 
Quoting Daniel Campello (2020-07-28 08:12:44)
> diff --git a/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml b/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml
> new file mode 100644
> index 00000000000000..ba734ee868c77f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/proximity/semtech,sx9310.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Semtech's SX9310 capacitive proximity sensor
> +
> +maintainers:
> +  - Daniel Campello <campello@chromium.org>
> +
> +description: |
> +  Semtech's SX9310/SX9311 capacitive proximity/button solution.
> +
> +  Specifications about the devices can be found at:
> +  https://www.semtech.com/products/smart-sensing/sar-sensors/sx9310
> +
> +properties:
> +  compatible:
> +    enum:
> +      - semtech,sx9310
> +      - semtech,sx9311
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    description:
> +      The sole interrupt generated by the device used to announce the
> +      preceding reading request has finished and that data is
> +      available or that a close/far proximity event has happened.
> +    maxItems: 1
> +
> +  vdd-supply:
> +    description: Main power supply
> +
> +  svdd-supply:
> +    description: Host interface power supply

I think we need to add #io-channel-cells = <1> here as a required
property.

   "#io-channel-cells":
       const: 1

> +
> +required:
> +  - compatible
> +  - reg

And 

  - "#io-channel-cells"

> +
> +additionalProperties: false
> +
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml b/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml
new file mode 100644
index 00000000000000..ba734ee868c77f
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/proximity/semtech,sx9310.yaml
@@ -0,0 +1,60 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/proximity/semtech,sx9310.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Semtech's SX9310 capacitive proximity sensor
+
+maintainers:
+  - Daniel Campello <campello@chromium.org>
+
+description: |
+  Semtech's SX9310/SX9311 capacitive proximity/button solution.
+
+  Specifications about the devices can be found at:
+  https://www.semtech.com/products/smart-sensing/sar-sensors/sx9310
+
+properties:
+  compatible:
+    enum:
+      - semtech,sx9310
+      - semtech,sx9311
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    description:
+      The sole interrupt generated by the device used to announce the
+      preceding reading request has finished and that data is
+      available or that a close/far proximity event has happened.
+    maxItems: 1
+
+  vdd-supply:
+    description: Main power supply
+
+  svdd-supply:
+    description: Host interface power supply
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+      proximity@28 {
+        compatible = "semtech,sx9310";
+        reg = <0x28>;
+        interrupt-parent = <&pio>;
+        interrupts = <5 IRQ_TYPE_LEVEL_LOW 5>;
+        vdd-supply = <&pp3300_a>;
+        svdd-supply = <&pp1800_prox>;
+      };
+    };