2020-10-02 14:35:00

by Christian Hewitt

Subject: [PATCH v2 06/10] arm64: dts: meson: add audio playback to p200

Add initial support limited to HDMI i2s and SPDIF (LPCM).

Signed-off-by: Christian Hewitt <[email protected]>
---
.../boot/dts/amlogic/meson-gxbb-p200.dts | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
index 3c93d1898b40..a16dac72600d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
@@ -9,11 +9,19 @@

#include "meson-gxbb-p20x.dtsi"
#include <dt-bindings/input/input.h>
+#include <dt-bindings/sound/meson-aiu.h>

/ {
compatible = "amlogic,p200", "amlogic,meson-gxbb";
model = "Amlogic Meson GXBB P200 Development Board";

+ spdif_dit: audio-codec-0 {
+ #sound-dai-cells = <0>;
+ compatible = "linux,spdif-dit";
+ status = "okay";
+ sound-name-prefix = "DIT";
+ };
+
avdd18_usb_adc: regulator-avdd18_usb_adc {
compatible = "regulator-fixed";
regulator-name = "AVDD18_USB_ADC";
@@ -57,6 +65,59 @@
press-threshold-microvolt = <0>; /* 0% */
};
};
+
+ sound {
+ compatible = "amlogic,gx-sound-card";
+ model = "GXBB-P200";
+ assigned-clocks = <&clkc CLKID_MPLL0>,
+ <&clkc CLKID_MPLL1>,
+ <&clkc CLKID_MPLL2>;
+ assigned-clock-parents = <0>, <0>, <0>;
+ assigned-clock-rates = <294912000>,
+ <270950400>,
+ <393216000>;
+ status = "okay";
+
+ dai-link-0 {
+ sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
+ };
+
+ dai-link-1 {
+ sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
+ };
+
+ dai-link-2 {
+ sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
+ dai-format = "i2s";
+ mclk-fs = <256>;
+
+ codec-0 {
+ sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
+ };
+ };
+
+ dai-link-3 {
+ sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
+
+ codec-0 {
+ sound-dai = <&spdif_dit>;
+ };
+ };
+
+ dai-link-4 {
+ sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
+
+ codec-0 {
+ sound-dai = <&hdmi_tx>;
+ };
+ };
+ };
+};
+
+&aiu {
+ status = "okay";
+ pinctrl-0 = <&spdif_out_y_pins>;
+ pinctrl-names = "default";
};

&ethmac {
--
2.17.1