linux-kernel - [PATCH] arm64: dts: rockchip: add analog audio nodes on rk3399-rockpro64

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Date:   Sun,  8 Sep 2019 02:48:33 +0900
From:   Katsuhiro Suzuki <katsuhiro@...suster.net>
To:     Heiko Stuebner <heiko@...ech.de>
Cc:     linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Katsuhiro Suzuki <katsuhiro@...suster.net>
Subject: [PATCH] arm64: dts: rockchip: add analog audio nodes on rk3399-rockpro64

This patch adds audio codec (Everest ES8316) and I2S audio nodes for
RK3399 RockPro64.

Signed-off-by: Katsuhiro Suzuki <katsuhiro@...suster.net>
---
 .../boot/dts/rockchip/rk3399-rockpro64.dts    | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
index 0401d4ec1f45..8b1e6382b140 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
@@ -81,6 +81,12 @@
 		reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
 	};
 
+	sound {
+		compatible = "audio-graph-card";
+		label = "rockchip,rk3399";
+		dais = <&i2s1_p0>;
+	};
+
 	vcc12v_dcin: vcc12v-dcin {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc12v_dcin";
@@ -470,6 +476,20 @@
 	i2c-scl-rising-time-ns = <300>;
 	i2c-scl-falling-time-ns = <15>;
 	status = "okay";
+
+	es8316: codec@11 {
+		compatible = "everest,es8316";
+		reg = <0x11>;
+		clocks = <&cru SCLK_I2S_8CH_OUT>;
+		clock-names = "mclk";
+		#sound-dai-cells = <0>;
+
+		port {
+			es8316_p0_0: endpoint {
+				remote-endpoint = <&i2s1_p0_0>;
+			};
+		};
+	};
 };
 
 &i2c3 {
@@ -505,6 +525,14 @@
 	rockchip,playback-channels = <2>;
 	rockchip,capture-channels = <2>;
 	status = "okay";
+
+	i2s1_p0: port {
+		i2s1_p0_0: endpoint {
+			dai-format = "i2s";
+			mclk-fs = <256>;
+			remote-endpoint = <&es8316_p0_0>;
+		};
+	};
 };
 
 &i2s2 {
-- 
2.23.0.rc1