From: Shengjiu Wang Date: Mon, 16 Mar 2026 02:14:38 +0000 (+0800) Subject: arm64: dts: imx952-evk: Add bt-sco sound card support X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=27a0f0487b0eaa8eb1d663b61b56b5670cec8112;p=thirdparty%2Flinux.git arm64: dts: imx952-evk: Add bt-sco sound card support Add bt-sco sound card, which is used by BT HFP case. It supports wb profile as default. Signed-off-by: Shengjiu Wang Reviewed-by: Daniel Baluta Signed-off-by: Frank Li --- diff --git a/arch/arm64/boot/dts/freescale/imx952-evk.dts b/arch/arm64/boot/dts/freescale/imx952-evk.dts index ef0058b98573f..2615fbb631453 100644 --- a/arch/arm64/boot/dts/freescale/imx952-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx952-evk.dts @@ -43,6 +43,11 @@ spi6 = &lpspi7; }; + bt_sco_codec: audio-codec-bt-sco { + #sound-dai-cells = <1>; + compatible = "linux,bt-sco"; + }; + chosen { stdout-path = &lpuart1; }; @@ -140,6 +145,25 @@ enable-active-high; }; + sound-bt-sco { + compatible = "simple-audio-card"; + simple-audio-card,bitclock-inversion; + simple-audio-card,bitclock-master = <&btcpu>; + simple-audio-card,format = "dsp_a"; + simple-audio-card,frame-master = <&btcpu>; + simple-audio-card,name = "bt-sco-audio"; + + simple-audio-card,codec { + sound-dai = <&bt_sco_codec 1>; + }; + + btcpu: simple-audio-card,cpu { + dai-tdm-slot-num = <2>; + dai-tdm-slot-width = <16>; + sound-dai = <&sai1>; + }; + }; + sound-wm8962 { compatible = "fsl,imx-audio-wm8962"; audio-asrc = <&asrc1>; @@ -387,6 +411,23 @@ status = "okay"; }; +&sai1 { + assigned-clocks = <&scmi_clk IMX952_CLK_AUDIOPLL1_VCO>, + <&scmi_clk IMX952_CLK_AUDIOPLL2_VCO>, + <&scmi_clk IMX952_CLK_AUDIOPLL1>, + <&scmi_clk IMX952_CLK_AUDIOPLL2>, + <&scmi_clk IMX952_CLK_SAI1>; + assigned-clock-parents = <0>, <0>, <0>, <0>, + <&scmi_clk IMX952_CLK_AUDIOPLL1>; + assigned-clock-rates = <3932160000>, <3612672000>, + <393216000>, <361267200>, <12288000>; + pinctrl-0 = <&pinctrl_sai1>; + pinctrl-1 = <&pinctrl_sai1_sleep>; + pinctrl-names = "default", "sleep"; + fsl,sai-mclk-direction-output; + status = "okay"; +}; + &sai3 { assigned-clocks = <&scmi_clk IMX952_CLK_AUDIOPLL1_VCO>, <&scmi_clk IMX952_CLK_AUDIOPLL2_VCO>, @@ -575,6 +616,24 @@ >; }; + pinctrl_sai1: sai1grp { + fsl,pins = < + IMX952_PAD_SAI1_RXD0__AONMIX_TOP_SAI1_RX_DATA_0 0x31e + IMX952_PAD_SAI1_TXC__AONMIX_TOP_SAI1_TX_BCLK 0x31e + IMX952_PAD_SAI1_TXFS__AONMIX_TOP_SAI1_TX_SYNC 0x31e + IMX952_PAD_SAI1_TXD0__AONMIX_TOP_SAI1_TX_DATA_0 0x31e + >; + }; + + pinctrl_sai1_sleep: sai1sleepgrp { + fsl,pins = < + IMX952_PAD_SAI1_RXD0__AONMIX_TOP_GPIO1_IO_14 0x51e + IMX952_PAD_SAI1_TXC__AONMIX_TOP_GPIO1_IO_12 0x51e + IMX952_PAD_SAI1_TXFS__AONMIX_TOP_GPIO1_IO_11 0x51e + IMX952_PAD_SAI1_TXD0__AONMIX_TOP_GPIO1_IO_13 0x51e + >; + }; + pinctrl_sai3: sai3grp { fsl,pins = < IMX952_PAD_GPIO_IO17__WAKEUPMIX_TOP_SAI3_MCLK 0x31e