From 55529fe3f32d8c2fdb70981f2e151735e090a1e0 Mon Sep 17 00:00:00 2001
From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Date: Sun, 2 Apr 2023 12:50:54 +0300
Subject: [PATCH] arm64: dts: rockchip: Add rk3588-rock-5b analog audio

Add the necessary DT nodes for the Rock 5B board to enable the analog
audio support provided by the Everest Semi ES8316 codec.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Christopher Obbard <chris.obbard@collabora.com>
Link: https://lore.kernel.org/r/20230402095054.384739-6-cristian.ciocaltea@collabora.com
[adapted to the fan addition I applied slightly earlier]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 60 +++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index 24fb534..88b9f7d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -2,6 +2,7 @@
 
 /dts-v1/;
 
+#include <dt-bindings/gpio/gpio.h>
 #include "rk3588.dtsi"
 
 / {
@@ -25,6 +26,23 @@
 		#cooling-cells = <2>;
 	};
 
+	sound {
+		compatible = "audio-graph-card";
+		label = "Analog";
+
+		widgets = "Microphone", "Mic Jack",
+			  "Headphone", "Headphones";
+
+		routing = "MIC2", "Mic Jack",
+			  "Headphones", "HPOL",
+			  "Headphones", "HPOR";
+
+		dais = <&i2s0_8ch_p0>;
+		hp-det-gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&hp_detect>;
+	};
+
 	vcc5v0_sys: vcc5v0-sys-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc5v0_sys";
@@ -52,12 +70,54 @@
 	};
 };
 
+&i2c7 {
+	status = "okay";
+
+	es8316: es8316@11 {
+		compatible = "everest,es8316";
+		reg = <0x11>;
+		clocks = <&cru I2S0_8CH_MCLKOUT>;
+		clock-names = "mclk";
+		#sound-dai-cells = <0>;
+
+		port {
+			es8316_p0_0: endpoint {
+				remote-endpoint = <&i2s0_8ch_p0_0>;
+			};
+		};
+	};
+};
+
+&i2s0_8ch {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2s0_lrck
+		     &i2s0_mclk
+		     &i2s0_sclk
+		     &i2s0_sdi0
+		     &i2s0_sdo0>;
+	status = "okay";
+
+	i2s0_8ch_p0: port {
+		i2s0_8ch_p0_0: endpoint {
+			dai-format = "i2s";
+			mclk-fs = <256>;
+			remote-endpoint = <&es8316_p0_0>;
+		};
+	};
+};
+
 &pinctrl {
 	hym8563 {
 		hym8563_int: hym8563-int {
 			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
+
+	sound {
+		hp_detect: hp-detect {
+			rockchip,pins = <1 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
 };
 
 &pwm1 {
-- 
2.7.4