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Subject[PATCH] dt-bindings: iio: ad7949: switch binding to yaml
Date
Changes switches from old text bindings, to YAML bindings, and also
include adi,reference-select property to specify the source for the
reference voltage signal.

Signed-off-by: João Victor Marques de Oliveira <joao.marques.oliveira@usp.br>
Signed-off-by: Thiago L. A. Miller <tmiller@mochsl.org.br>
Co-developed-by: Thiago L. A. Miller <tmiller@mochsl.org.br>
Signed-off-by: Osvaldo M. Yasuda <omyasuda@yahoo.com.br>
Co-developed-by: Osvaldo M. Yasuda <omyasuda@yahoo.com.br>
---
We're adding Charles-Antoine Couret as main dt maintainer since we have
just switched documentation to yaml format.

.../devicetree/bindings/iio/adc/ad7949.txt | 16 -----
.../devicetree/bindings/iio/adc/ad7949.yaml | 71 +++++++++++++++++++
2 files changed, 71 insertions(+), 16 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/iio/adc/ad7949.txt
create mode 100644 Documentation/devicetree/bindings/iio/adc/ad7949.yaml

diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.txt b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
deleted file mode 100644
index c7f5057356b1..000000000000
--- a/Documentation/devicetree/bindings/iio/adc/ad7949.txt
+++ /dev/null
@@ -1,16 +0,0 @@
-* Analog Devices AD7949/AD7682/AD7689
-
-Required properties:
- - compatible: Should be one of
- * "adi,ad7949"
- * "adi,ad7682"
- * "adi,ad7689"
- - reg: spi chip select number for the device
- - vref-supply: The regulator supply for ADC reference voltage
-
-Example:
-adc@0 {
- compatible = "adi,ad7949";
- reg = <0>;
- vref-supply = <&vdd_supply>;
-};
diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.yaml b/Documentation/devicetree/bindings/iio/adc/ad7949.yaml
new file mode 100644
index 000000000000..111c9e26f8e7
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/ad7949.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/ad7949.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+
+title: Analog Devices AD7949/AD7682/AD7689
+
+maintainers:
+ - Charles-Antoine Couret <charles-antoine.couret@essensium.com>
+ - João Victor Marques de Oliveira <joao.marques.oliveira@usp.br>
+ - Thiago L. A. Miller <tmiller@mochsl.org.br>
+ - Osvaldo M. Yasuda <omyasuda@yahoo.com.br>
+
+properties:
+ compatible:
+ enum:
+ - adi,ad7949
+ - adi,ad7682
+ - adi,ad7689
+
+ reg:
+ description:
+ spi chip select number for the device
+ maxItems: 1
+
+ vref-supply:
+ description:
+ The regulator supply for ADC reference voltage
+ maxItems: 1
+
+ adi,reference-select:
+ enum: [0, 1, 2, 3, 6, 7]
+ description:
+ Select the reference voltage source to use when converting the input voltages.
+ 0 - Internal 2.5V reference; temperature sensor enabled
+ 1 - Internal 4.096V reference; temperature sensor enabled
+ 2 - External reference, temperature sensor enabled, no buffer
+ 3 - External reference, temperature sensor enabled, buffer enabled
+ 6 - External reference, temperature sensor disabled, no buffer
+ 7 - External reference, temperature sensor disabled, buffer enabled
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+examples:
+ - |
+ spi0 {
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ adc@0 {
+ compatible = "adi,ad7949";
+ reg = <0>;
+ adi,reference-select = <0>;
+ vref-supply = <&vdd_supply>;
+ };
+ };
+ - |
+ spi0 {
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ adc@0 {
+ compatible = "adi,ad7949";
+ reg = <0>;
+ adi,reference-select = <0>;
+ };
+ };
--
2.21.0
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