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Subject[PATCH 5/7] arm64: dts: meson: libretech-pc: add internal DAC support
Date
Add the internal DAC support on the libretech CC. The output of this
DAC is provided on the 9J4 connector.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../dts/amlogic/meson-gx-libretech-pc.dtsi | 31 +++++++++++++++++++
1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-libretech-pc.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-libretech-pc.dtsi
index 514fed57a5ce..c2480bab8d33 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx-libretech-pc.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx-libretech-pc.dtsi
@@ -30,6 +30,13 @@ aliases {
spi0 = &spifc;
};

+ dio2133: analog-amplifier {
+ compatible = "simple-audio-amplifier";
+ sound-name-prefix = "AU2";
+ VCC-supply = <&vcc5v>;
+ enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
+ };
+
chosen {
stdout-path = "serial0:115200n8";
};
@@ -180,6 +187,13 @@ vddio_card: regulator-vddio-card {
sound {
compatible = "amlogic,gx-sound-card";
model = "GXL-LIBRETECH-S9XX-PC";
+ audio-aux-devs = <&dio2133>;
+ audio-widgets = "Speaker", "7J4-14 LEFT",
+ "Speaker", "7J4-11 RIGHT";
+ audio-routing = "AU2 INL", "ACODEC LOLN",
+ "AU2 INR", "ACODEC LORN",
+ "7J4-14 LEFT", "AU2 OUTL",
+ "7J4-11 RIGHT", "AU2 OUTR";
assigned-clocks = <&clkc CLKID_MPLL0>,
<&clkc CLKID_MPLL1>,
<&clkc CLKID_MPLL2>;
@@ -201,6 +215,10 @@ dai-link-1 {
codec-0 {
sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
};
+
+ codec-1 {
+ sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
+ };
};

dai-link-2 {
@@ -210,9 +228,22 @@ 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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