ARM: dts: uniphier: add sound node for PXs2

This patch adds audio controller, external codec and simple card node
of UniPhier AIO sound system for PXs2 SoCs.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

3 files changed, 115 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/uniphier-pxs2-gentil.dts b/arch/arm/boot/dts/uniphier-pxs2-gentil.dts
index 59608de7c9fc..bed26b8ed9a3 100644
--- a/arch/arm/boot/dts/uniphier-pxs2-gentil.dts
+++ b/arch/arm/boot/dts/uniphier-pxs2-gentil.dts
@@ -32,6 +32,12 @@
                 device_type = "memory";
                 reg = <0x80000000 0x80000000>;
         };
+
+        sound {
+                compatible = "audio-graph-card";
+                label = "UniPhier PXs2";
+                dais = <&i2s_port2>;
+        };
 };
 
 &serial2 {
@@ -48,8 +54,26 @@
         };
 };
 
+&i2s_aux {
+        dai-format = "i2s";
+        remote-endpoint = <&wm_speaker>;
+};
+
 &i2c2 {
         status = "okay";
+
+        wm8960@1a {
+                compatible = "wlf,wm8960";
+                reg = <0x1a>;
+                #sound-dai-cells = <0>;
+
+                port@0 {
+                        wm_speaker: endpoint {
+                                dai-format = "i2s";
+                                remote-endpoint = <&i2s_aux>;
+                        };
+                };
+        };
 };
 
 &eth {
diff --git a/arch/arm/boot/dts/uniphier-pxs2-vodka.dts b/arch/arm/boot/dts/uniphier-pxs2-vodka.dts
index 41706763c8bf..b13d2d16ddad 100644
--- a/arch/arm/boot/dts/uniphier-pxs2-vodka.dts
+++ b/arch/arm/boot/dts/uniphier-pxs2-vodka.dts
@@ -30,12 +30,49 @@
                 device_type = "memory";
                 reg = <0x80000000 0x80000000>;
         };
+
+        sound {
+                compatible = "audio-graph-card";
+                label = "UniPhier PXs2";
+                dais = <&spdif_port0
+                        &comp_spdif_port0>;
+        };
+
+        spdif-out {
+                compatible = "linux,spdif-dit";
+                #sound-dai-cells = <0>;
+
+                port@0 {
+                        spdif_tx: endpoint {
+                                remote-endpoint = <&spdif_hiecout1>;
+                        };
+                };
+        };
+
+        comp-spdif-out {
+                compatible = "linux,spdif-dit";
+                #sound-dai-cells = <0>;
+
+                port@0 {
+                        comp_spdif_tx: endpoint {
+                                remote-endpoint = <&comp_spdif_hiecout1>;
+                        };
+                };
+        };
 };
 
 &serial2 {
         status = "okay";
 };
 
+&spdif_hiecout1 {
+        remote-endpoint = <&spdif_tx>;
+};
+
+&comp_spdif_hiecout1 {
+        remote-endpoint = <&comp_spdif_tx>;
+};
+
 &i2c0 {
         status = "okay";
 };
diff --git a/arch/arm/boot/dts/uniphier-pxs2.dtsi b/arch/arm/boot/dts/uniphier-pxs2.dtsi
index c0a8207c948d..595045441c9c 100644
--- a/arch/arm/boot/dts/uniphier-pxs2.dtsi
+++ b/arch/arm/boot/dts/uniphier-pxs2.dtsi
@@ -225,6 +225,60 @@
                                                      <21 217 3>;
                 };
 
+                audio@56000000 {
+                        compatible = "socionext,uniphier-pxs2-aio";
+                        reg = <0x56000000 0x80000>;
+                        interrupts = <0 144 4>;
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&pinctrl_ain1>,
+                                    <&pinctrl_ain2>,
+                                    <&pinctrl_ainiec1>,
+                                    <&pinctrl_aout2>,
+                                    <&pinctrl_aout3>,
+                                    <&pinctrl_aoutiec1>,
+                                    <&pinctrl_aoutiec2>;
+                        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_line: endpoint {
+                                };
+                        };
+
+                        i2s_port2: port@2 {
+                                i2s_aux: endpoint {
+                                };
+                        };
+
+                        spdif_port0: port@3 {
+                                spdif_hiecout1: endpoint {
+                                };
+                        };
+
+                        spdif_port1: port@4 {
+                                spdif_iecout1: endpoint {
+                                };
+                        };
+
+                        comp_spdif_port0: port@5 {
+                                comp_spdif_hiecout1: endpoint {
+                                };
+                        };
+
+                        comp_spdif_port1: port@6 {
+                                comp_spdif_iecout1: endpoint {
+                                };
+                        };
+                };
+
                 i2c0: i2c@58780000 {
                         compatible = "socionext,uniphier-fi2c";
                         status = "disabled";