linux-kernel - [PATCH 1/2] dt-bindings: iio: dac: ad7293: add vrefin support

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Message-ID: <20250422085529.4407-1-antoniu.miclaus@analog.com>
Date: Tue, 22 Apr 2025 11:55:28 +0300
From: Antoniu Miclaus <antoniu.miclaus@...log.com>
To: <jic23@...nel.org>, <robh@...nel.org>, <conor+dt@...nel.org>,
        <linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC: Antoniu Miclaus <antoniu.miclaus@...log.com>
Subject: [PATCH 1/2] dt-bindings: iio: dac: ad7293: add vrefin support

Add support for vrefin supply responsible for providing external
reference to the SAR ADC within the part.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
---
 Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml
index 5ee80bf6aa11..f994c1ef6d41 100644
--- a/Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml
+++ b/Documentation/devicetree/bindings/iio/dac/adi,ad7293.yaml
@@ -27,6 +27,8 @@ properties:
 
   vdrive-supply: true
 
+  vrefin-supply: true
+
   reset-gpios:
     maxItems: 1
 
-- 
2.49.0