diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml | 51 |
1 files changed, 48 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml b/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml index a040d4d31412..b4f44f9c7c7d 100644 --- a/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml +++ b/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml @@ -13,13 +13,11 @@ description: The SPI/I2S block supports I2S/PCM protocols when configured on I2S mode. Only some SPI instances support I2S. -allOf: - - $ref: dai-common.yaml# - properties: compatible: enum: - st,stm32h7-i2s + - st,stm32mp25-i2s "#sound-dai-cells": const: 0 @@ -33,6 +31,7 @@ properties: - description: clock feeding the internal clock generator. - description: I2S parent clock for sampling rates multiple of 8kHz. - description: I2S parent clock for sampling rates multiple of 11.025kHz. + minItems: 2 clock-names: items: @@ -40,6 +39,7 @@ properties: - const: i2sclk - const: x8k - const: x11k + minItems: 2 interrupts: maxItems: 1 @@ -61,6 +61,14 @@ properties: description: Configure the I2S device as MCLK clock provider. const: 0 + port: + $ref: audio-graph-port.yaml# + unevaluatedProperties: false + + access-controllers: + minItems: 1 + maxItems: 2 + required: - compatible - "#sound-dai-cells" @@ -71,6 +79,36 @@ required: - dmas - dma-names +allOf: + - $ref: dai-common.yaml# + - if: + properties: + compatible: + contains: + const: st,stm32h7-i2s + + then: + properties: + clocks: + minItems: 4 + + clock-names: + minItems: 4 + + - if: + properties: + compatible: + contains: + const: st,stm32mp25-i2s + + then: + properties: + clocks: + maxItems: 2 + + clock-names: + maxItems: 2 + unevaluatedProperties: false examples: @@ -89,6 +127,13 @@ examples: dma-names = "rx", "tx"; pinctrl-names = "default"; pinctrl-0 = <&i2s2_pins_a>; + + /* assume audio-graph */ + port { + codec_endpoint: endpoint { + remote-endpoint = <&codec_endpoint>; + }; + }; }; ... |