linux-kernel - [PATCH v2 2/3] dt-bindings: sound: rtq9128: Add rtq9154 backward compatible

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Message-ID: <ab31e3965e9cb50ecdc14d5ea90d70dc26d1d187.1768180827.git.cy_huang@richtek.com>
Date: Mon, 12 Jan 2026 09:27:33 +0800
From: <cy_huang@...htek.com>
To: Mark Brown <broonie@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>
CC: Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>, "Liam
 Girdwood" <lgirdwood@...il.com>, ChiYuan Huang <cy_huang@...htek.com>,
	<musk_wang@...htek.com>, <roy_chiu@...htek.com>, <allen_lin@...htek.com>,
	<devicetree@...r.kernel.org>, <linux-sound@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, Krzysztof Kozlowski
	<krzysztof.kozlowski@....qualcomm.com>
Subject: [PATCH v2 2/3] dt-bindings: sound: rtq9128: Add rtq9154 backward compatible

From: ChiYuan Huang <cy_huang@...htek.com>

Add rtq9154 backward compatible support.

Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@....qualcomm.com>
---
v2
- Fix commit message typo
---
 .../devicetree/bindings/sound/richtek,rtq9128.yaml   | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml b/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml
index d54686a19ab7..a125663988a5 100644
--- a/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml
+++ b/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml
@@ -14,13 +14,21 @@ description:
   class-D audio power amplifier and delivering 4x75W into 4OHm at 10%
   THD+N from a 25V supply in automotive applications.
 
+  The RTQ9154 is the family series of RTQ9128. The major change is to modify
+  the package size. Beside this, whole functions are almost all the same.
+
 allOf:
   - $ref: dai-common.yaml#
 
 properties:
   compatible:
-    enum:
-      - richtek,rtq9128
+    oneOf:
+      - enum:
+          - richtek,rtq9128
+      - items:
+          - enum:
+              - richtek,rtq9154
+          - const: richtek,rtq9128
 
   reg:
     maxItems: 1
-- 
2.34.1