arm64: dts: uniphier: add sound node

This patch adds audio controller, codec and simple card node of
UniPhier AIO sound system for LD11/20 SoCs.
Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts

@@ -37,6 +37,26 @@ memory@80000000 {
 		device_type = "memory";
 		reg = <0 0x80000000 0 0x40000000>;
 	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier LD11";
+		widgets = "Headphone", "Headphone Jack";
+		dais = <&i2s_port2
+			&i2s_port4
+			&spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
 };
 
 &serial0 {
@@ -47,6 +67,10 @@ &serial1 {
 	status = "okay";
 };
 
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
 &i2c0 {
 	status = "okay";
 

arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi

@@ -187,6 +187,91 @@ gpio: gpio@55000000 {
 						     <21 217 3>;
 		};
 
+		audio@56000000 {
+			compatible = "socionext,uniphier-ld11-aio";
+			reg = <0x56000000 0x80000>;
+			interrupts = <0 144 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_aout1>,
+				    <&pinctrl_aoutiec1>;
+			clock-names = "aio";
+			clocks = <&sys_clk 40>;
+			reset-names = "aio";
+			resets = <&sys_rst 40>;
+			#sound-dai-cells = <1>;
+
+			i2s_port0: port@0 {
+				i2s_hdmi: endpoint {
+				};
+			};
+
+			i2s_port1: port@1 {
+				i2s_pcmin2: endpoint {
+				};
+			};
+
+			i2s_port2: port@2 {
+				i2s_line: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_line>;
+				};
+			};
+
+			i2s_port3: port@3 {
+				i2s_hpcmout1: endpoint {
+				};
+			};
+
+			i2s_port4: port@4 {
+				i2s_hp: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_hp>;
+				};
+			};
+
+			spdif_port0: port@5 {
+				spdif_hiecout1: endpoint {
+				};
+			};
+
+			src_port0: port@6 {
+				i2s_epcmout2: endpoint {
+				};
+			};
+
+			src_port1: port@7 {
+				i2s_epcmout3: endpoint {
+				};
+			};
+
+			comp_spdif_port0: port@8 {
+				comp_spdif_hiecout1: endpoint {
+				};
+			};
+		};
+
+		codec@57900000 {
+			compatible = "socionext,uniphier-evea";
+			reg = <0x57900000 0x1000>;
+			clock-names = "evea", "exiv";
+			clocks = <&sys_clk 41>, <&sys_clk 42>;
+			reset-names = "evea", "exiv", "adamv";
+			resets = <&sys_rst 41>, <&sys_rst 42>, <&adamv_rst 0>;
+			#sound-dai-cells = <1>;
+
+			port@0 {
+				evea_line: endpoint {
+					remote-endpoint = <&i2s_line>;
+				};
+			};
+
+			port@1 {
+				evea_hp: endpoint {
+					remote-endpoint = <&i2s_hp>;
+				};
+			};
+		};
+
 		adamv@57920000 {
 			compatible = "socionext,uniphier-ld11-adamv",
 				     "simple-mfd", "syscon";
@@ -475,3 +560,12 @@ nand: nand@68000000 {
 };
 
 #include "uniphier-pinctrl.dtsi"
+
+&pinctrl_aoutiec1 {
+	drive-strength = <4>;	/* default: 4mA */
+
+	ao1arc {
+		pins = "AO1ARC";
+		drive-strength = <8>;	/* 8mA */
+	};
+};

arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts

@@ -37,6 +37,26 @@ memory@80000000 {
 		device_type = "memory";
 		reg = <0 0x80000000 0 0xc0000000>;
 	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier LD20";
+		widgets = "Headphone", "Headphone Jack";
+		dais = <&i2s_port2
+			&i2s_port4
+			&spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
 };
 
 &serial0 {
@@ -47,6 +67,10 @@ &serial1 {
 	status = "okay";
 };
 
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
 &i2c0 {
 	status = "okay";
 };

arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi

@@ -287,6 +287,91 @@ gpio: gpio@55000000 {
 						     <21 217 3>;
 		};
 
+		audio@56000000 {
+			compatible = "socionext,uniphier-ld20-aio";
+			reg = <0x56000000 0x80000>;
+			interrupts = <0 144 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_aout1>,
+				    <&pinctrl_aoutiec1>;
+			clock-names = "aio";
+			clocks = <&sys_clk 40>;
+			reset-names = "aio";
+			resets = <&sys_rst 40>;
+			#sound-dai-cells = <1>;
+
+			i2s_port0: port@0 {
+				i2s_hdmi: endpoint {
+				};
+			};
+
+			i2s_port1: port@1 {
+				i2s_pcmin2: endpoint {
+				};
+			};
+
+			i2s_port2: port@2 {
+				i2s_line: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_line>;
+				};
+			};
+
+			i2s_port3: port@3 {
+				i2s_hpcmout1: endpoint {
+				};
+			};
+
+			i2s_port4: port@4 {
+				i2s_hp: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_hp>;
+				};
+			};
+
+			spdif_port0: port@5 {
+				spdif_hiecout1: endpoint {
+				};
+			};
+
+			src_port0: port@6 {
+				i2s_epcmout2: endpoint {
+				};
+			};
+
+			src_port1: port@7 {
+				i2s_epcmout3: endpoint {
+				};
+			};
+
+			comp_spdif_port0: port@8 {
+				comp_spdif_hiecout1: endpoint {
+				};
+			};
+		};
+
+		codec@57900000 {
+			compatible = "socionext,uniphier-evea";
+			reg = <0x57900000 0x1000>;
+			clock-names = "evea", "exiv";
+			clocks = <&sys_clk 41>, <&sys_clk 42>;
+			reset-names = "evea", "exiv", "adamv";
+			resets = <&sys_rst 41>, <&sys_rst 42>, <&adamv_rst 0>;
+			#sound-dai-cells = <1>;
+
+			port@0 {
+				evea_line: endpoint {
+					remote-endpoint = <&i2s_line>;
+				};
+			};
+
+			port@1 {
+				evea_hp: endpoint {
+					remote-endpoint = <&i2s_hp>;
+				};
+			};
+		};
+
 		adamv@57920000 {
 			compatible = "socionext,uniphier-ld20-adamv",
 				     "simple-mfd", "syscon";
@@ -528,3 +613,21 @@ nand: nand@68000000 {
 };
 
 #include "uniphier-pinctrl.dtsi"
+
+&pinctrl_aout1 {
+	drive-strength = <4>;	/* default: 3.5mA */
+
+	ao1dacck {
+		pins = "AO1DACCK";
+		drive-strength = <5>;	/* 5mA */
+	};
+};
+
+&pinctrl_aoutiec1 {
+	drive-strength = <4>;	/* default: 3.5mA */
+
+	ao1arc {
+		pins = "AO1ARC";
+		drive-strength = <11>;	/* 11mA */
+	};
+};