Change 'dais' property to be optional, that fsl_audmix device can be linked with SAI device by audio graph card. Shengjiu Wang (4): ASoC: dt-bindings: fsl,sai: Document audio graph port ASoC: dt-bindings: fsl,audmix: Document audio graph port ASoC: dt-bindings: fsl,audmix: make 'dais' property to be optional ASoC: fsl_audmix: register card device depends on 'dais' property .../devicetree/bindings/sound/fsl,audmix.yaml | 61 ++++++++++++++++++- .../devicetree/bindings/sound/fsl,sai.yaml | 51 ++++++++++++++++ sound/soc/fsl/fsl_audmix.c | 16 +++-- 3 files changed, 122 insertions(+), 6 deletions(-) -- 2.34.1