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Subject[PATCH 2/7] arm64: dts: meson: p230-q200: add internal DAC support
Date
Add the necessary bits to support the internal audio DAC the p230/q200
reference design derivated boards. The output of this DAC is provided
on the 3.5mm jack connector

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../boot/dts/amlogic/meson-gx-p23x-q20x.dtsi | 32 +++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
index acb05a756aca..6b57e15aade3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
@@ -16,6 +16,13 @@ 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>;
+ };
+
spdif_dit: audio-codec-0 {
#sound-dai-cells = <0>;
compatible = "linux,spdif-dit";
@@ -115,6 +122,14 @@ hdmi_connector_in: endpoint {
sound {
compatible = "amlogic,gx-sound-card";
model = "GX-P230-Q200";
+ audio-aux-devs = <&dio2133>;
+ audio-widgets = "Line", "Lineout";
+ audio-routing = "AU2 INL", "ACODEC LOLP",
+ "AU2 INR", "ACODEC LORP",
+ "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>;
@@ -140,6 +155,10 @@ dai-link-2 {
codec-0 {
sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
};
+
+ codec-1 {
+ sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
+ };
};

dai-link-3 {
@@ -157,9 +176,22 @@ codec-0 {
sound-dai = <&hdmi_tx>;
};
};
+
+ dai-link-5 {
+ sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
+
+ codec-0 {
+ sound-dai = <&acodec>;
+ };
+ };
};
};

+&acodec {
+ AVDD-supply = <&vddio_ao18>;
+ status = "okay";
+};
+
&aiu {
status = "okay";
pinctrl-0 = <&spdif_out_h_pins>;
--
2.25.4
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