[PATCH 2/2] arm64: dts: imx8mn-beacon: Enable more audio

From: Adam Ford
Date: Wed May 05 2021 - 15:11:42 EST


There are audio ports for SPDIF and MICFIL on the baseboard.
Enable them.

Signed-off-by: Adam Ford <aford173@xxxxxxxxx>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi
index 376ca8ff7213..cc31f2c5b4bf 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi
@@ -76,6 +76,20 @@ sound {
"AMIC", "MICBIAS",
"IN3R", "AMIC";
};
+
+ sound-micfil {
+ compatible = "fsl,imx-audio-micfil";
+ model = "imx-audio-micfil";
+ cpu-dai = <&micfil>;
+ };
+
+ sound-spdif {
+ compatible = "fsl,imx-audio-spdif";
+ model = "imx-spdif";
+ spdif-controller = <&spdif1>;
+ spdif-out;
+ spdif-in;
+ };
};

&ecspi2 {
@@ -151,6 +165,15 @@ &easrc {
status = "okay";
};

+&micfil {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_micfil>;
+ assigned-clocks = <&clk IMX8MN_CLK_PDM>;
+ assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <196608000>;
+ status = "okay";
+};
+
&sai3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai3>;
@@ -165,6 +188,23 @@ &snvs_pwrkey {
status = "okay";
};

+&spdif1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spdif1>;
+ assigned-clocks = <&clk IMX8MN_CLK_SPDIF1>;
+ assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <24576000>;
+ clocks = <&clk IMX8MN_CLK_AUDIO_AHB>, <&clk IMX8MN_CLK_24M>,
+ <&clk IMX8MN_CLK_SPDIF1>, <&clk IMX8MN_CLK_DUMMY>,
+ <&clk IMX8MN_CLK_DUMMY>, <&clk IMX8MN_CLK_DUMMY>,
+ <&clk IMX8MN_CLK_AUDIO_AHB>, <&clk IMX8MN_CLK_DUMMY>,
+ <&clk IMX8MN_CLK_DUMMY>, <&clk IMX8MN_CLK_DUMMY>,
+ <&clk IMX8MN_AUDIO_PLL1_OUT>, <&clk IMX8MN_AUDIO_PLL2_OUT>;
+ clock-names = "core", "rxtx0", "rxtx1", "rxtx2", "rxtx3",
+ "rxtx4", "rxtx5", "rxtx6", "rxtx7", "spba", "pll8k", "pll11k";
+ status = "okay";
+};
+
&uart2 { /* console */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
@@ -226,6 +266,13 @@ MX8MN_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x41
>;
};

+ pinctrl_micfil: micfilgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SAI5_RXC_PDM_CLK 0xd6
+ MX8MN_IOMUXC_SAI5_RXD0_PDM_BIT_STREAM0 0xd6
+ >;
+ };
+
pinctrl_pcal6414: pcal6414-gpiogrp {
fsl,pins = <
MX8MN_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x19
@@ -248,6 +295,14 @@ MX8MN_IOMUXC_SAI3_RXD_SAI3_RX_DATA0 0xd6
>;
};

+ pinctrl_spdif1: spdif1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SPDIF_TX_SPDIF1_OUT 0xd6
+ MX8MN_IOMUXC_SPDIF_RX_SPDIF1_IN 0xd6
+ MX8MN_IOMUXC_SPDIF_EXT_CLK_SPDIF1_EXT_CLK 0xd6
+ >;
+ };
+
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MN_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
--
2.25.1