From: Linh Phung <linh.phung.jy@xxxxxxxxxxx>
This patch adds Sound support for R-Car V4H.
Signed-off-by: Linh Phung <linh.phung.jy@xxxxxxxxxxx>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
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
