arm64: dts: imx8mq-evk: add bt-sco sound card support

Add bt-sco sound card, which supports wb profile as default

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index 99fed35..82387b9 100644 (file)
--- 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 {
+               compatible = "linux,bt-sco";
+               #sound-dai-cells = <1>;
+       };
+
        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