linux-kernel - [PATCH 1/5] dt-bindings: iio: adc: ad7380: add AD7389-4

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Message-Id: <20250401-iio-ad7380-add-ad7389-4-v1-1-23d2568aa24f@baylibre.com>
Date: Tue, 01 Apr 2025 17:50:08 -0500
From: David Lechner <dlechner@...libre.com>
To: Jonathan Cameron <jic23@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, linux-iio@...r.kernel.org
Cc: Michael Hennerich <Michael.Hennerich@...log.com>, 
 Nuno Sá <nuno.sa@...log.com>, 
 Jonathan Corbet <corbet@....net>, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, 
 David Lechner <dlechner@...libre.com>
Subject: [PATCH 1/5] dt-bindings: iio: adc: ad7380: add AD7389-4

Add compatible and quirks for AD7389-4. This is essentially the same as
AD7380-4 but instead of having no internal reference, it has no external
reference voltage supply.

Signed-off-by: David Lechner <dlechner@...libre.com>
---
 Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
index ff4f5c21c5482b77ee2774b01ad6d426e68cf207..8dae89ecb64d723dcf2b4af1e0505fc5db49595b 100644
--- a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
@@ -25,6 +25,7 @@ description: |
   * https://www.analog.com/en/products/ad7386-4.html
   * https://www.analog.com/en/products/ad7387-4.html
   * https://www.analog.com/en/products/ad7388-4.html
+  * https://www.analog.com/en/products/ad7389-4.html
   * https://www.analog.com/en/products/adaq4370-4.html
   * https://www.analog.com/en/products/adaq4380-4.html
   * https://www.analog.com/en/products/adaq4381-4.html
@@ -49,6 +50,7 @@ properties:
       - adi,ad7386-4
       - adi,ad7387-4
       - adi,ad7388-4
+      - adi,ad7389-4
       - adi,adaq4370-4
       - adi,adaq4380-4
       - adi,adaq4381-4
@@ -213,6 +215,15 @@ allOf:
       properties:
         refin-supply: false
 
+  # adi,ad7389-4 is internal reference only
+  - if:
+      properties:
+        compatible:
+          const: adi,ad7389-4
+    then:
+      properties:
+        refio-supply: false
+
   # adaq devices need more supplies and using channel to declare gain property
   # only applies to adaq devices
   - if:

-- 
2.43.0