arm64: dts: renesas: r8a77995: Add R-Car Sound support

This patch adds R-Car Sound and Audio-DMAC support for D3.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87eebtx3zb.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/r8a77995.dtsi b/arch/arm64/boot/dts/renesas/r8a77995.dtsi
index 84dba37193818a85ea7603f09daa1d69ca5c1e63..16ad5fc23a6716299f5046ddc99744e2cb134e78 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77995.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77995.dtsi
@@ -15,6 +15,23 @@
        #address-cells = <2>;
        #size-cells = <2>;
 
+       /*
+        * The external audio clocks are configured as 0 Hz fixed frequency
+        * clocks by default.
+        * Boards that provide audio clocks should override them.
+        */
+       audio_clk_a: audio_clk_a {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <0>;
+       };
+
+       audio_clk_b: audio_clk_b {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <0>;
+       };
+
        /* External CAN clock - to be overridden by boards that provide it */
        can_clk: can {
                compatible = "fixed-clock";
@@ -1016,6 +1033,147 @@
                        status = "disabled";
                };
 
+               rcar_sound: sound@ec500000 {
+                       /*
+                        * #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 for audio_clkout0/1/2/3
+                        *
+                        * clkout       : #clock-cells = <0>;   <&rcar_sound>;
+                        * clkout0/1/2/3: #clock-cells = <1>;   <&rcar_sound N>;
+                        */
+                       compatible =  "renesas,rcar_sound-r8a77995", "renesas,rcar_sound-gen3";
+                       reg =   <0 0xec500000 0 0x1000>, /* SCU */
+                               <0 0xec5a0000 0 0x100>,  /* ADG */
+                               <0 0xec540000 0 0x1000>, /* SSIU */
+                               <0 0xec541000 0 0x280>,  /* SSI */
+                               <0 0xec740000 0 0x200>;  /* Audio DMAC peri peri*/
+                       reg-names = "scu", "adg", "ssiu", "ssi", "audmapp";
+
+                       clocks = <&cpg CPG_MOD 1005>,
+                                <&cpg CPG_MOD 1011>, <&cpg CPG_MOD 1012>,
+                                <&cpg CPG_MOD 1025>, <&cpg CPG_MOD 1026>,
+                                <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
+                                <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
+                                <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
+                                <&audio_clk_a>, <&audio_clk_b>,
+                                <&cpg CPG_CORE R8A77995_CLK_ZA2>;
+                       clock-names = "ssi-all",
+                                     "ssi.4", "ssi.3",
+                                     "src.6", "src.5",
+                                     "mix.1", "mix.0",
+                                     "ctu.1", "ctu.0",
+                                     "dvc.0", "dvc.1",
+                                     "clk_a", "clk_b", "clk_i";
+                       power-domains = <&sysc R8A77995_PD_ALWAYS_ON>;
+                       resets = <&cpg 1005>,
+                                <&cpg 1011>, <&cpg 1012>;
+                       reset-names = "ssi-all",
+                                     "ssi.4", "ssi.3";
+                       status = "disabled";
+
+                       rcar_sound,ctu {
+                               ctu00: ctu-0 { };
+                               ctu01: ctu-1 { };
+                               ctu02: ctu-2 { };
+                               ctu03: ctu-3 { };
+                               ctu10: ctu-4 { };
+                               ctu11: ctu-5 { };
+                               ctu12: ctu-6 { };
+                               ctu13: ctu-7 { };
+                       };
+
+                       rcar_sound,dvc {
+                               dvc0: dvc-0 {
+                                       dmas = <&audma0 0xbc>;
+                                       dma-names = "tx";
+                               };
+                               dvc1: dvc-1 {
+                                       dmas = <&audma0 0xbe>;
+                                       dma-names = "tx";
+                               };
+                       };
+
+                       rcar_sound,mix {
+                               mix0: mix-0 { };
+                               mix1: mix-1 { };
+                       };
+
+                       rcar_sound,src {
+                               src5: src-5 {
+                                       interrupts = <GIC_SPI 357 IRQ_TYPE_LEVEL_HIGH>;
+                                       dmas = <&audma0 0x8f>, <&audma0 0xb2>;
+                                       dma-names = "rx", "tx";
+                               };
+                               src6: src-6 {
+                                       interrupts = <GIC_SPI 358 IRQ_TYPE_LEVEL_HIGH>;
+                                       dmas = <&audma0 0x91>, <&audma0 0xb4>;
+                                       dma-names = "rx", "tx";
+                               };
+                       };
+
+                       rcar_sound,ssi {
+                               ssi3: ssi-3 {
+                                       interrupts = <GIC_SPI 373 IRQ_TYPE_LEVEL_HIGH>;
+                                       dmas = <&audma0 0x07>, <&audma0 0x08>,
+                                              <&audma0 0x6f>, <&audma0 0x70>;
+                                       dma-names = "rx", "tx", "rxu", "txu";
+                               };
+                               ssi4: ssi-4 {
+                                       interrupts = <GIC_SPI 374 IRQ_TYPE_LEVEL_HIGH>;
+                                       dmas = <&audma0 0x09>, <&audma0 0x0a>,
+                                              <&audma0 0x71>, <&audma0 0x72>;
+                                       dma-names = "rx", "tx", "rxu", "txu";
+                               };
+                       };
+               };
+
+               audma0: dma-controller@ec700000 {
+                       compatible = "renesas,dmac-r8a77995",
+                                    "renesas,rcar-dmac";
+                       reg = <0 0xec700000 0 0x10000>;
+                       interrupts = <GIC_SPI 350 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 320 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 321 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 322 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 323 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 324 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 325 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 326 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 327 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 328 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 329 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 331 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 332 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 333 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 334 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 335 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-names = "error",
+                                       "ch0", "ch1", "ch2", "ch3",
+                                       "ch4", "ch5", "ch6", "ch7",
+                                       "ch8", "ch9", "ch10", "ch11",
+                                       "ch12", "ch13", "ch14", "ch15";
+                       clocks = <&cpg CPG_MOD 502>;
+                       clock-names = "fck";
+                       power-domains = <&sysc R8A77995_PD_ALWAYS_ON>;
+                       resets = <&cpg 502>;
+                       #dma-cells = <1>;
+                       dma-channels = <16>;
+                       iommus = <&ipmmu_mp 0>, <&ipmmu_mp 1>,
+                                <&ipmmu_mp 2>, <&ipmmu_mp 3>,
+                                <&ipmmu_mp 4>, <&ipmmu_mp 5>,
+                                <&ipmmu_mp 6>, <&ipmmu_mp 7>,
+                                <&ipmmu_mp 8>, <&ipmmu_mp 9>,
+                                <&ipmmu_mp 10>, <&ipmmu_mp 11>,
+                                <&ipmmu_mp 12>, <&ipmmu_mp 13>,
+                                <&ipmmu_mp 14>, <&ipmmu_mp 15>;
+               };
+
                ohci0: usb@ee080000 {
                        compatible = "generic-ohci";
                        reg = <0 0xee080000 0 0x100>;