There are two spdif IP on imx8mq, spdif1 is for normal
spdif device, spdif2 is for HDMI ARC interface.
Enable these spdif sound card in this patch.
Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
changes in v2:
- remove undocument compatible string.
arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 38 ++++++++++++++++
arch/arm64/boot/dts/freescale/imx8mq.dtsi | 48 ++++++++++++++++++++
2 files changed, 86 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index 2418cca00bc5..e4250812586b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -87,6 +87,21 @@ link_codec: simple-audio-card,codec {
clocks = <&clk IMX8MQ_CLK_SAI2_ROOT>;
};
};
+
+ sound-spdif {
+ compatible = "fsl,imx-audio-spdif";
+ model = "imx-spdif";
+ spdif-controller = <&spdif1>;
+ spdif-out;
+ spdif-in;
+ };
+
+ sound-hdmi-arc {
+ compatible = "fsl,imx-audio-spdif";
+ model = "imx-hdmi-arc";
+ spdif-controller = <&spdif2>;
+ spdif-in;
+ };
};
&A53_0 {
@@ -336,6 +351,22 @@ &snvs_pwrkey {
status = "okay";
};
+&spdif1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spdif1>;
+ assigned-clocks = <&clk IMX8MQ_CLK_SPDIF1>;
+ assigned-clock-parents = <&clk IMX8MQ_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <24576000>;
+ status = "okay";
+};
+
+&spdif2 {
+ assigned-clocks = <&clk IMX8MQ_CLK_SPDIF2>;
+ assigned-clock-parents = <&clk IMX8MQ_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <24576000>;
+ status = "okay";
+};
+
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
@@ -467,6 +498,13 @@ MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8 0xd6
>;
};
+ pinctrl_spdif1: spdif1grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SPDIF_TX_SPDIF1_OUT 0xd6
+ MX8MQ_IOMUXC_SPDIF_RX_SPDIF1_IN 0xd6
+ >;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins = <
MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX 0x49
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 49cc79246288..a841a023e8e0 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -793,6 +793,30 @@ bus@30800000 { /* AIPS3 */
ranges = <0x30800000 0x30800000 0x400000>,
<0x08000000 0x08000000 0x10000000>;
+ spdif1: spdif@30810000 {
+ compatible = "fsl,imx35-spdif";
+ reg = <0x30810000 0x10000>;
+ interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk IMX8MQ_CLK_IPG_ROOT>, /* core */
+ <&clk IMX8MQ_CLK_25M>, /* rxtx0 */
+ <&clk IMX8MQ_CLK_SPDIF1>, /* rxtx1 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx2 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx3 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx4 */
+ <&clk IMX8MQ_CLK_IPG_ROOT>, /* rxtx5 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx6 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx7 */
+ <&clk IMX8MQ_CLK_DUMMY>; /* spba */
+ clock-names = "core", "rxtx0",
+ "rxtx1", "rxtx2",
+ "rxtx3", "rxtx4",
+ "rxtx5", "rxtx6",
+ "rxtx7", "spba";
+ dmas = <&sdma1 8 18 0>, <&sdma1 9 18 0>;
+ dma-names = "rx", "tx";
+ status = "disabled";
+ };
+
ecspi1: spi@30820000 {
#address-cells = <1>;
#size-cells = <0>;
@@ -862,6 +886,30 @@ uart2: serial@30890000 {
status = "disabled";
};
+ spdif2: spdif@308a0000 {
+ compatible = "fsl,imx35-spdif";
+ reg = <0x308a0000 0x10000>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk IMX8MQ_CLK_IPG_ROOT>, /* core */
+ <&clk IMX8MQ_CLK_25M>, /* rxtx0 */
+ <&clk IMX8MQ_CLK_SPDIF2>, /* rxtx1 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx2 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx3 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx4 */
+ <&clk IMX8MQ_CLK_IPG_ROOT>, /* rxtx5 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx6 */
+ <&clk IMX8MQ_CLK_DUMMY>, /* rxtx7 */
+ <&clk IMX8MQ_CLK_DUMMY>; /* spba */
+ clock-names = "core", "rxtx0",
+ "rxtx1", "rxtx2",
+ "rxtx3", "rxtx4",
+ "rxtx5", "rxtx6",
+ "rxtx7", "spba";
+ dmas = <&sdma1 16 18 0>, <&sdma1 17 18 0>;
+ dma-names = "rx", "tx";
+ status = "disabled";
+ };
+
sai2: sai@308b0000 {
#sound-dai-cells = <0>;
compatible = "fsl,imx8mq-sai";
--
2.27.0
