[PATCH RFC v2 10/11] arm64: dts: amlogic: gx: add nodes for AUDIN decoder and FIFO

Valerio Setti
2026-04-11T14:58:32Z

Adding nodes for "amlogic,meson-gx-audin-decoder-i2s" and
"amlogic,meson-gx-audin-fifo". These provide support for I2S capture on
the GX platform.

Signed-off-by: Valerio Setti <vsetti@baylibre.com>
---
arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 32 +++++++++++++++++++++++++++++
arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 26 +++++++++++++++++++++++
2 files changed, 58 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index c1d8e81d95cb9b7758d8d12c230be13d4311e5e4..411b3e82f3ce1e535a23d9966ba82099d5be2282 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -331,6 +331,38 @@ aiu: audio-controller@5400 {
status = "disabled";
};

+ audin_decoder_i2s: audio-controller@a040 {
+ compatible = "amlogic,meson-gx-audin-decoder-i2s";
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "AUDIN I2S Decoder";
+ reg = <0x0 0xa040 0x0 0x4>;
+ status = "disabled";
+ };
+
+ audin_fifo0: audio-controller@a080 {
+ compatible = "amlogic,meson-gx-audin-fifo";
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "AUDIN FIFO0";
+ reg = <0x0 0xa080 0x0 0x1c>;
+ status = "disabled";
+ };
+
+ audin_fifo1: audio-controller@a0cc {
+ compatible = "amlogic,meson-gx-audin-fifo";
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "AUDIN FIFO1";
+ reg = <0x0 0xa0cc 0x0 0x1c>;
+ status = "disabled";
+ };
+
+ audin_fifo2: audio-controller@a114 {
+ compatible = "amlogic,meson-gx-audin-fifo";
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "AUDIN FIFO2";
+ reg = <0x0 0xa114 0x0 0x1c>;
+ status = "disabled";
+ };
+
uart_A: serial@84c0 {
compatible = "amlogic,meson-gx-uart";
reg = <0x0 0x84c0 0x0 0x18>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index a9c830a570cc6cd2875553fa9b0e3ef72a2f6478..71a47aa4c2fc72195386a11c905723b3c6f6943c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -84,6 +84,32 @@ &aiu {
resets = <&reset RESET_AIU>;
};

+&audin_decoder_i2s {
+ compatible = "amlogic,meson-gxbb-audin-decoder-i2s",
+ "amlogic,meson-gx-audin-decoder-i2s";
+};
+
+&audin_fifo0 {
+ compatible = "amlogic,meson-gxbb-audin-fifo",
+ "amlogic,meson-gx-audin-fifo";
+ clocks = <&clkc CLKID_I2S_SPDIF>;
+ clock-names = "i2s_input_clk";
+};
+
+&audin_fifo1 {
+ compatible = "amlogic,meson-gxbb-audin-fifo",
+ "amlogic,meson-gx-audin-fifo";
+ clocks = <&clkc CLKID_I2S_SPDIF>;
+ clock-names = "i2s_input_clk";
+};
+
+&audin_fifo2 {
+ compatible = "amlogic,meson-gxbb-audin-fifo",
+ "amlogic,meson-gx-audin-fifo";
+ clocks = <&clkc CLKID_I2S_SPDIF>;
+ clock-names = "i2s_input_clk";
+};
+
&aobus {
pinctrl_aobus: pinctrl@14 {
compatible = "amlogic,meson-gxbb-aobus-pinctrl";

--
2.39.5