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> }; > > + dmic: dmic { Is it order? look like it is after pinctrl-gpiomux, can you try best to keep nodename orderred. Frank > + compatible = "dmic-codec"; > + #sound-dai-cells = <0>; > + num-channels = <4>; > + > + port { > + dmic_ep: endpoint { > + remote-endpoint = <&micfil_ep>; > + }; > + }; > + }; > + > reg_vref_1v8: regulator-adc-vref { > compatible = "regulator-fixed"; > regulator-name = "vref_1v8"; > @@ -111,6 +123,12 @@ linux,cma { > }; > }; > > + sound-micfil { > + compatible = "audio-graph-card2"; > + label = "micfil-audio"; > + links = <&micfil_port>; > + }; > + > sound-wm8524 { > compatible = "audio-graph-card2"; > label = "wm8524-audio"; > @@ -202,6 +220,14 @@ MX91_PAD_CCM_CLKO1__GPIO3_IO26 0x31e > >; > }; > > + pinctrl_pdm: pdmgrp { > + fsl,pins = < > + MX91_PAD_PDM_CLK__PDM_CLK 0x31e > + MX91_PAD_PDM_BIT_STREAM0__PDM_BIT_STREAM0 0x31e > + MX91_PAD_PDM_BIT_STREAM1__PDM_BIT_STREAM1 0x31e > + >; > + }; > + > pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { > fsl,pins = < > MX91_PAD_SD2_RESET_B__GPIO3_IO7 0x31e > @@ -464,6 +490,24 @@ &lpuart1 { > status = "okay"; > }; > > +&micfil { > + #sound-dai-cells = <0>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pdm>, <&pdm_fun>; > + assigned-clocks = <&clk IMX93_CLK_PDM>; > + assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>; > + assigned-clock-rates = <49152000>; > + status = "okay"; > + > + micfil_port: port { > + capture-only; > + > + micfil_ep: endpoint { > + remote-endpoint = <&dmic_ep>; > + }; > + }; > +}; > + > &sai1 { > #sound-dai-cells = <0>; > pinctrl-names = "default"; > -- > 2.50.1 > >