[PATCH v5 1/2] ASoC: dt-bindings: cs35l45: Adds SYNC properties
From: Ricardo Rivera-Matos <hidden>
Date: 2026-08-28 15:47:38
Also in:
linux-sound, lkml
Subsystem:
cirrus logic audio codec drivers, open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
David Rhodes, Richard Fitzgerald, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
Introduces support for the multidevice synchronization (SYNC) bus. The properties introduced allow for the configuration of the device's transmitter IDs. Signed-off-by: Ricardo Rivera-Matos <redacted> --- .../devicetree/bindings/sound/cirrus,cs35l45.yaml | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml
index 70f6c62aedca..fd0646b609f9 100644
--- a/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml
+++ b/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml@@ -53,6 +53,24 @@ properties: maximum: 3 default: 2 + cirrus,sync-lsw-txid: + description: + Transmitter ID to use for long software (LSW) data packets + on the SYNC bus. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 + default: 0 + + cirrus,sync-sw-txid: + description: + Transmitter ID to use for short software (SW) data packets + on the SYNC bus. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 + default: 0 + patternProperties: "^cirrus,gpio-ctrl[1-3]$": description:
@@ -145,6 +163,8 @@ examples: reset-gpios = <&gpio 110 0>; cirrus,asp-sdout-hiz-ctrl = <(CS35L45_ASP_TX_HIZ_UNUSED | CS35L45_ASP_TX_HIZ_DISABLED)>; + cirrus,sync-lsw-txid = <0x1>; + cirrus,sync-sw-txid = <0x1>; cirrus,gpio-ctrl1 { gpio-ctrl = <0x2>; };
--
2.43.0