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When linking the CS42L51 to another DAI component, according to audio graph cards bindings, an OF graph port property is expected in the node. Document the port property. Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230606115605.1633595-3-olivier.moysan@foss.st.com Signed-off-by: Mark Brown <broonie@kernel.org>
85 lines
1.7 KiB
YAML
85 lines
1.7 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/cirrus,cs42l51.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: CS42L51 audio codec
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maintainers:
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- Olivier Moysan <olivier.moysan@foss.st.com>
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allOf:
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- $ref: dai-common.yaml#
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properties:
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compatible:
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const: cirrus,cs42l51
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reg:
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maxItems: 1
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"#sound-dai-cells":
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const: 0
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clocks:
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maxItems: 1
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clock-names:
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items:
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- const: MCLK
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reset-gpios:
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maxItems: 1
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VL-supply:
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description: phandle to voltage regulator of digital interface section
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VD-supply:
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description: phandle to voltage regulator of digital internal section
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VA-supply:
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description: phandle to voltage regulator of analog internal section
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VAHP-supply:
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description: phandle to voltage regulator of headphone
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port:
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$ref: audio-graph-port.yaml#
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unevaluatedProperties: false
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required:
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- compatible
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- reg
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- "#sound-dai-cells"
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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cs42l51@4a {
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compatible = "cirrus,cs42l51";
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reg = <0x4a>;
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#sound-dai-cells = <0>;
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clocks = <&mclk_prov>;
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clock-names = "MCLK";
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VL-supply = <®_audio>;
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VD-supply = <®_audio>;
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VA-supply = <®_audio>;
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VAHP-supply = <®_audio>;
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reset-gpios = <&gpiog 9 GPIO_ACTIVE_LOW>;
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/* assume audio-graph */
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port {
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cpu_endpoint: endpoint {
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remote-endpoint = <&cpu_endpoint>;
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};
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};
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};
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};
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...
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