arm64: dts: imx8mm: Add node for SPDIF

The i.MX8M Mini can support SPDIF which is compatible to the
IP used on the i.MX35.  Add the node.

Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 7a1b62f..033fee5 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -358,6 +358,30 @@
                                status = "disabled";
                        };
 
+                       spdif1: spdif@30090000 {
+                               compatible = "fsl,imx35-spdif";
+                               reg = <0x30090000 0x10000>;
+                               interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clk IMX8MM_CLK_AUDIO_AHB>, /* core */
+                                        <&clk IMX8MM_CLK_24M>, /* rxtx0 */
+                                        <&clk IMX8MM_CLK_SPDIF1>, /* rxtx1 */
+                                        <&clk IMX8MM_CLK_DUMMY>, /* rxtx2 */
+                                        <&clk IMX8MM_CLK_DUMMY>, /* rxtx3 */
+                                        <&clk IMX8MM_CLK_DUMMY>, /* rxtx4 */
+                                        <&clk IMX8MM_CLK_AUDIO_AHB>, /* rxtx5 */
+                                        <&clk IMX8MM_CLK_DUMMY>, /* rxtx6 */
+                                        <&clk IMX8MM_CLK_DUMMY>, /* rxtx7 */
+                                        <&clk IMX8MM_CLK_DUMMY>; /* spba */
+                               clock-names = "core", "rxtx0",
+                                             "rxtx1", "rxtx2",
+                                             "rxtx3", "rxtx4",
+                                             "rxtx5", "rxtx6",
+                                             "rxtx7", "spba";
+                               dmas = <&sdma2 28 18 0>, <&sdma2 29 18 0>;
+                               dma-names = "rx", "tx";
+                               status = "disabled";
+                       };
+
                        gpio1: gpio@30200000 {
                                compatible = "fsl,imx8mm-gpio", "fsl,imx35-gpio";
                                reg = <0x30200000 0x10000>;