[PATCH 3/8] dt-bindings: sound: sophgo: add CV1800B internal ADC codec
From: Anton D. Stavinskii <hidden>
Date: 2026-01-15 19:18:12
Also in:
linux-riscv, linux-sound, lkml
Subsystem:
open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
Document the internal ADC audio codec integrated in the Sophgo CV1800B SoC. Signed-off-by: Anton D. Stavinskii <redacted> --- .../bindings/sound/sophgo,cv1800b-sound-adc.yaml | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/sophgo,cv1800b-sound-adc.yaml b/Documentation/devicetree/bindings/sound/sophgo,cv1800b-sound-adc.yaml
new file mode 100644
index 000000000000..339b60e317e8
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/sophgo,cv1800b-sound-adc.yaml@@ -0,0 +1,43 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/sophgo,cv1800b-sound-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo CV1800B Internal ADC Codec + +maintainers: + - Anton D. Stavinskii <stavinsky@gmail.com> + +description: | + Internal ADC audio codec integrated in the Sophgo CV1800B SoC. + The codec exposes a single DAI and is intended to be connected + to an I2S/TDM controller via an ASoC machine driver. + +properties: + compatible: + const: sophgo,cv1800b-sound-adc + + reg: + maxItems: 1 + description: + Base address and size of the ADC register block. + + "#sound-dai-cells": + const: 0 + +required: + - compatible + - reg + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + audio-codec@300a100 { + compatible = "sophgo,cv1800b-sound-adc"; + reg = <0x0300a100 0x100>; + #sound-dai-cells = <0>; + }; +...
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2.43.0