Add bt-sco sound card, which supports wb profile as default Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx> --- arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 43 ++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts index 99fed35168eb..993cd91e1153 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts @@ -71,12 +71,36 @@ linux,autosuspend-period = <125>; }; + audio_codec_bt_sco: audio-codec-bt-sco { + #sound-dai-cells = <1>; + compatible = "linux,bt-sco"; + }; + wm8524: audio-codec { #sound-dai-cells = <0>; compatible = "wlf,wm8524"; wlf,mute-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; }; + sound-bt-sco { + compatible = "simple-audio-card"; + simple-audio-card,name = "bt-sco-audio"; + simple-audio-card,format = "dsp_a"; + simple-audio-card,bitclock-inversion; + simple-audio-card,frame-master = <&btcpu>; + simple-audio-card,bitclock-master = <&btcpu>; + + btcpu: simple-audio-card,cpu { + sound-dai = <&sai3>; + dai-tdm-slot-num = <2>; + dai-tdm-slot-width = <16>; + }; + + simple-audio-card,codec { + sound-dai = <&audio_codec_bt_sco 1>; + }; + }; + sound-wm8524 { compatible = "simple-audio-card"; simple-audio-card,name = "wm8524-audio"; @@ -386,6 +410,16 @@ status = "okay"; }; +&sai3 { + #sound-dai-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai3>; + assigned-clocks = <&clk IMX8MQ_CLK_SAI3>; + assigned-clock-parents = <&clk IMX8MQ_AUDIO_PLL1_OUT>; + assigned-clock-rates = <24576000>; + status = "okay"; +}; + &snvs_pwrkey { status = "okay"; }; @@ -548,6 +582,15 @@ >; }; + pinctrl_sai3: sai3grp { + fsl,pins = < + MX8MQ_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC 0xd6 + MX8MQ_IOMUXC_SAI3_TXC_SAI3_TX_BCLK 0xd6 + MX8MQ_IOMUXC_SAI3_TXD_SAI3_TX_DATA0 0xd6 + MX8MQ_IOMUXC_SAI3_RXD_SAI3_RX_DATA0 0xd6 + >; + }; + pinctrl_spdif1: spdif1grp { fsl,pins = < MX8MQ_IOMUXC_SPDIF_TX_SPDIF1_OUT 0xd6 -- 2.17.1