From: Olivier Moysan <olivier.moysan@foss.st.com>
Date: Thu, 6 Mar 2025 17:18:39 +0000 (+0100)
Subject: ASoC: dt-bindings: add regulator support to dmic codec
X-Git-Tag: v6.15-rc1~173^2~4^2~57^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a8fed0bddf8fa239fc71dc5c035d2e078c597369;p=thirdparty%2Fkernel%2Flinux.git

ASoC: dt-bindings: add regulator support to dmic codec

Add optional vref-supply property to describe the regulator supplying
the digital microphones.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Acked-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://patch.msgid.link/20250306171840.593443-2-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/Documentation/devicetree/bindings/sound/dmic-codec.yaml b/Documentation/devicetree/bindings/sound/dmic-codec.yaml
index 59ef0cf6b6e5e..cc3c84dd4c26f 100644
--- a/Documentation/devicetree/bindings/sound/dmic-codec.yaml
+++ b/Documentation/devicetree/bindings/sound/dmic-codec.yaml
@@ -19,6 +19,9 @@ properties:
   '#sound-dai-cells':
     const: 0
 
+  vref-supply:
+    description: Phandle to the digital microphone reference supply
+
   dmicen-gpios:
     description: GPIO specifier for DMIC to control start and stop
     maxItems: 1