[PATCH v2 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>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
v2: Added Acked-by: Krzysztof
---
 .../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 2810924e3a47..65105402a53d 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
+
 required:
   - compatible
   - reg
-- 
2.25.1