[PATCH v1 2/3] ASoC: dt-bindings: nau8822: add nuvoton, spk-btl property to dtschema

[Francesco Dolcini]

From: Emanuele Ghidoli <emanuele.ghidoli at toradex.com>

Add nuvoton,spk-btl to configure the two loudspeaker outputs
as Bridge Tied Load

Cc: David Lin <CTLIN0 at nuvoton.com>
Signed-off-by: Emanuele Ghidoli <emanuele.ghidoli at toradex.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini at toradex.com>
---
 .../devicetree/bindings/sound/nuvoton,nau8822.yaml          | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/nuvoton,nau8822.yaml b/Documentation/devicetree/bindings/sound/nuvoton,nau8822.yaml
index 10464170a98f..700c57698133 100644
--- a/Documentation/devicetree/bindings/sound/nuvoton,nau8822.yaml
+++ b/Documentation/devicetree/bindings/sound/nuvoton,nau8822.yaml
@@ -21,6 +21,12 @@ properties:
   reg:
     maxItems: 1
 
+  nuvoton,spk-btl:
+    description:
+      If set, configure the two loudspeaker outputs as a Bridge Tied Load output
+      to drive a high power external loudspeaker.
+    $ref: /schemas/types.yaml#/definitions/flag
+
 additionalProperties: false
 
 required:
-- 
2.25.1