diff mbox series

[v3,17/20] ASoC: dt-bindings: tas2770: add flags for SDOUT pulldown and zero-fill

Message ID 20250227-apple-codec-changes-v3-17-cbb130030acf@gmail.com (mailing list archive)
State New
Headers show
Series ASoC: tas27{64,70}: improve support for Apple codec variants | expand

Commit Message

James Calligeros Feb. 27, 2025, 12:07 p.m. UTC 
TAS2770 can pull down and zero-fill SDOUT when not actively transmitting
TDM slot data. Zero-fill is useful when there are no other amps on the
bus. Pulldown is useful when the chip is attached to a shared bus.

Signed-off-by: James Calligeros <jcalligeros99@gmail.com>
---
 .../bindings/sound/ti,tas2770.yaml       | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/ti,tas2770.yaml b/Documentation/devicetree/bindings/sound/ti,tas2770.yaml
index 8eab98a0f7a25a9c87d2c56fd0635ff8ecee17d0..3eba9bb34a581526f68b6bf2e8437e1f1e03d26f 100644
--- a/Documentation/devicetree/bindings/sound/ti,tas2770.yaml
+++ b/Documentation/devicetree/bindings/sound/ti,tas2770.yaml
@@ -57,6 +57,18 @@  properties:
       - 0 # Rising edge
       - 1 # Falling edge
 
+  ti,sdout-pull-down:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      If present, SDOUT will be pulled low when not
+      transmitting.
+
+  ti,sdout-zero-fill:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      If present, SDOUT will be zero-filled when not
+      transmitting.
+
   '#sound-dai-cells':
     # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
     # compatibility but is deprecated.