[PATCH 2/3] arm64: dts: renesas: rzg2l-smarc: Enable HDMI audio

[Biju Das <biju.das.jz@xxxxxxxxxxxxxx>]

Enable HDMI audio on RZ/{G2L,V2L} SMARC EVK.

Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
 .../dts/renesas/rzg2l-smarc-pinfunction.dtsi  |  7 +++++
 arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi  | 30 +++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
index 18c526c7a4cf..8c80bd0df5da 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
@@ -143,6 +143,13 @@ ssi0_pins: ssi0 {
 			 <RZG2L_PORT_PINMUX(45, 3, 1)>; /* RXD */
 	};
 
+	ssi1_pins: ssi1 {
+		pinmux = <RZG2L_PORT_PINMUX(46, 0, 1)>, /* BCK */
+			 <RZG2L_PORT_PINMUX(46, 1, 1)>, /* RCK */
+			 <RZG2L_PORT_PINMUX(46, 2, 1)>, /* TXD */
+			 <RZG2L_PORT_PINMUX(46, 3, 1)>; /* RXD */
+	};
+
 	usb0_pins: usb0 {
 		pinmux = <RZG2L_PORT_PINMUX(4, 0, 1)>, /* VBUS */
 			 <RZG2L_PORT_PINMUX(5, 0, 1)>, /* OVC */
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
index 887dffe14910..ee3d96fdb616 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -30,6 +30,12 @@ hdmi_con_out: endpoint {
 			};
 		};
 	};
+
+	sound_card {
+		compatible = "audio-graph-card";
+		label = "HDMI-Audio";
+		dais = <&i2s2_port>;
+	};
 };
 
 &cpu_dai {
@@ -88,6 +94,13 @@ adv7535_out: endpoint {
 					remote-endpoint = <&hdmi_con_out>;
 				};
 			};
+
+			port@2 {
+				reg = <2>;
+				codec_endpoint: endpoint {
+					remote-endpoint = <&i2s2_cpu_endpoint>;
+				};
+			};
 		};
 	};
 };
@@ -170,6 +183,23 @@ &ssi0 {
 	status = "okay";
 };
 
+&ssi1 {
+	pinctrl-0 = <&ssi1_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	i2s2_port: port {
+		i2s2_cpu_endpoint: endpoint {
+			remote-endpoint = <&codec_endpoint>;
+			dai-format = "i2s";
+
+			bitclock-master = <&i2s2_cpu_endpoint>;
+			frame-master = <&i2s2_cpu_endpoint>;
+		};
+	};
+};
+
 &vccq_sdhi1 {
 	gpios = <&pinctrl RZG2L_GPIO(39, 1) GPIO_ACTIVE_HIGH>;
 };
-- 
2.43.0