[PATCH 5/9] arm64: dts: renesas: r8a779g0: R-Car Sound support

[Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>]

From: Linh Phung <linh.phung.jy@renesas.com>

This patch adds Sound support for R-Car V4H.

Signed-off-by: Linh Phung <linh.phung.jy@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 78 +++++++++++++++++++++++
 1 file changed, 78 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index 7a87a5dc1b6a..b7855aaebddc 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -178,6 +178,15 @@ scif_clk: scif {
 		clock-frequency = <0>;
 	};
 
+	/*
+	 * The clock from AUDIO_CLKIN pin are configured as 0 Hz fixed frequency
+	 */
+	audio_clkin: audio_clkin {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <0>;
+	};
+
 	soc: soc {
 		compatible = "simple-bus";
 		interrupt-parent = <&gic>;
@@ -1168,6 +1177,75 @@ dmac1: dma-controller@e7351000 {
 			dma-channels = <16>;
 		};
 
+		rcar_sound: sound@ec540000 {
+			/*
+			 * #sound-dai-cells is required
+			 *
+			 * Single DAI : #sound-dai-cells = <0>;	<&rcar_sound>;
+			 * Multi  DAI : #sound-dai-cells = <1>;	<&rcar_sound N>;
+			 */
+			/*
+			 * #clock-cells is required
+			 *
+			 * clkout		: #clock-cells = <0>;	<&rcar_sound>;
+			 * audio_clkout0/1/2/3	: #clock-cells = <1>;	<&rcar_sound N>;
+			 */
+			compatible = "renesas,rcar_sound-r8a779g0", "renesas,rcar_sound-gen4";
+			reg =	<0 0xec5a0000 0 0x020>,		/* ADG  */
+				<0 0xec540000 0 0x1000>,	/* SSIU */
+				<0 0xec541000 0 0x050>,		/* SSI  */
+				<0 0xec400000 0 0x40000>;	/* SDMC */
+			reg-names = "adg", "ssiu", "ssi", "sdmc";
+
+			clocks = <&cpg CPG_MOD 2926>, <&cpg CPG_MOD 2927>, <&audio_clkin>;
+			clock-names = "ssiu.0", "ssi.0", "clkin";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 2926>, <&cpg 2927>;
+			reset-names = "ssiu.0", "ssi.0";
+			status = "disabled";
+
+			rcar_sound,ssiu {
+				ssiu00: ssiu-0 {
+					dmas = <&dmac0 0x6e>, <&dmac0 0x6f>;
+					dma-names = "tx", "rx";
+				};
+				ssiu01: ssiu-1 {
+					dmas = <&dmac0 0x6c>, <&dmac0 0x6d>;
+					dma-names = "tx", "rx";
+				};
+				ssiu02: ssiu-2 {
+					dmas = <&dmac0 0x6a>, <&dmac0 0x6b>;
+					dma-names = "tx", "rx";
+				};
+				ssiu03: ssiu-3 {
+					dmas = <&dmac0 0x68>, <&dmac0 0x69>;
+					dma-names = "tx", "rx";
+				};
+				ssiu04: ssiu-4 {
+					dmas = <&dmac0 0x66>, <&dmac0 0x67>;
+					dma-names = "tx", "rx";
+				};
+				ssiu05: ssiu-5 {
+					dmas = <&dmac0 0x64>, <&dmac0 0x65>;
+					dma-names = "tx", "rx";
+				};
+				ssiu06: ssiu-6 {
+					dmas = <&dmac0 0x62>, <&dmac0 0x63>;
+					dma-names = "tx", "rx";
+				};
+				ssiu07: ssiu-7 {
+					dmas = <&dmac0 0x60>, <&dmac0 0x61>;
+					dma-names = "tx", "rx";
+				};
+			};
+
+			rcar_sound,ssi {
+				ssi0: ssi-0 {
+					interrupts = <GIC_SPI 258 IRQ_TYPE_LEVEL_HIGH>;
+				};
+			};
+		};
+
 		mmc0: mmc@ee140000 {
 			compatible = "renesas,sdhi-r8a779g0",
 				     "renesas,rcar-gen4-sdhi";
-- 
2.25.1