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Date: Mon, 2 Nov 2020 10:11:17 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v2 2/2] arm64: dts: imx8mq-evk: Add spdif sound card support
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@....com>
---
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@...00000 { /* AIPS3 */
ranges = <0x30800000 0x30800000 0x400000>,
<0x08000000 0x08000000 0x10000000>;
+ spdif1: spdif@...10000 {
+ 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@...20000 {
#address-cells = <1>;
#size-cells = <0>;
@@ -862,6 +886,30 @@ uart2: serial@...90000 {
status = "disabled";
};
+ spdif2: spdif@...a0000 {
+ 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@...b0000 {
#sound-dai-cells = <0>;
compatible = "fsl,imx8mq-sai";
--
2.27.0
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