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Date:   Thu,  7 May 2020 00:16:52 +0200
From:   Jerome Brunet <jbrunet@...libre.com>
To:     Kevin Hilman <khilman@...libre.com>
Cc:     Jerome Brunet <jbrunet@...libre.com>,
        linux-amlogic@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 3/7] arm64: dts: meson: libretech-cc: add internal DAC support

Add the internal DAC support on the libretech CC. The output of this
DAC is provided on the 3.5mm jack connector.

Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
---
 .../amlogic/meson-gxl-s905x-libretech-cc.dts  | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index d81382b36049..5ae7bb6209cb 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -22,6 +22,13 @@ aliases {
 		ethernet0 = &ethmac;
 	};
 
+	dio2133: analog-amplifier {
+		compatible = "simple-audio-amplifier";
+		sound-name-prefix = "AU2";
+		VCC-supply = <&hdmi_5v>;
+		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
+	};
+
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
@@ -129,6 +136,12 @@ vddio_boot: regulator-vddio_boot {
 	sound {
 		compatible = "amlogic,gx-sound-card";
 		model = "GXL-LIBRETECH-S905X-CC";
+		audio-aux-devs = <&dio2133>;
+		audio-widgets = "Line", "Lineout";
+		audio-routing = "AU2 INL", "ACODEC LOLN",
+				"AU2 INR", "ACODEC LORN",
+				"Lineout", "AU2 OUTL",
+				"Lineout", "AU2 OUTR";
 		assigned-clocks = <&clkc CLKID_MPLL0>,
 				  <&clkc CLKID_MPLL1>,
 				  <&clkc CLKID_MPLL2>;
@@ -150,6 +163,10 @@ dai-link-1 {
 			codec-0 {
 				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
 			};
+
+			codec-1 {
+				sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
+			};
 		};
 
 		dai-link-2 {
@@ -159,9 +176,22 @@ codec-0 {
 				sound-dai = <&hdmi_tx>;
 			};
 		};
+
+		dai-link-3 {
+			sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
+
+			codec-0 {
+				sound-dai = <&acodec>;
+			};
+		};
 	};
 };
 
+&acodec {
+	AVDD-supply = <&vddio_ao18>;
+	status = "okay";
+};
+
 &aiu {
 	status = "okay";
 };
-- 
2.25.4

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