From 7f3c06daadf65fdb251a89fc4f6a50b08be34833 Mon Sep 17 00:00:00 2001
From: Chen Jiali <chenjiali@radxa.com>
Date: Mon, 23 Dec 2024 19:25:39 +0800
Subject: [PATCH] feat: amlogic: add radxa-zero-i2s-hifiberry-dac

---
 arch/arm64/boot/dts/amlogic/overlays/Makefile |  1 +
 .../overlays/radxa-zero-i2s-hifiberry-dac.dts | 67 +++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/radxa-zero-i2s-hifiberry-dac.dts

diff --git a/arch/arm64/boot/dts/amlogic/overlays/Makefile b/arch/arm64/boot/dts/amlogic/overlays/Makefile
index 97405af0..89f1621a 100644
--- a/arch/arm64/boot/dts/amlogic/overlays/Makefile
+++ b/arch/arm64/boot/dts/amlogic/overlays/Makefile
@@ -41,6 +41,7 @@ dtb-$(CONFIG_ARCH_MESON) += \
 	meson-g12-watchdog.dtbo \
 	radxa-zero-emmc-full-speed.dtbo \
 	radxa-zero-enable-vddio_c.dtbo \
+	radxa-zero-i2s-hifiberry-dac.dtbo \
 	radxa-zero-led-8-off.dtbo \
 	radxa-zero-led-10-off.dtbo \
 	radxa-zero-spi-b-waveshare13.dtbo \
diff --git a/arch/arm64/boot/dts/amlogic/overlays/radxa-zero-i2s-hifiberry-dac.dts b/arch/arm64/boot/dts/amlogic/overlays/radxa-zero-i2s-hifiberry-dac.dts
new file mode 100644
index 00000000..6f2c8c8b
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/radxa-zero-i2s-hifiberry-dac.dts
@@ -0,0 +1,67 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
+#include <dt-bindings/clock/axg-audio-clkc.h>
+#include <dt-bindings/sound/meson-g12a-toacodec.h>
+
+/ {
+	metadata {
+		title = "Enable HiFiBerry DAC+ Light on TDMA";
+		compatible = "radxa,zero";
+		category = "audio";
+		description = "Enable HiFiBerry DAC+ Light on TDMA.";
+		exclusive = "GPIOX_9", "GPIOX_10", "GPIOX_11", "tdmif_a";
+	};
+};
+
+&{/} {
+	pcm5102a_codec: pcm5102a-codec {
+		compatible = "ti,pcm5102a";
+		#sound-dai-cells = <0>;
+		status = "okay";
+	};
+
+	sound {
+		audio-aux-devs = <&tdmout_a>, <&tdmout_b>;
+		audio-routing = "TDMOUT_A IN 0", "FRDDR_A OUT 0",
+				"TDMOUT_A IN 1", "FRDDR_B OUT 0",
+				"TDMOUT_A IN 2", "FRDDR_C OUT 0",
+				"TDM_A Playback", "TDMOUT_A OUT",
+				"TDMOUT_B IN 0", "FRDDR_A OUT 1",
+				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
+				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
+				"TDM_B Playback", "TDMOUT_B OUT";
+
+		dai-link@5 {
+			sound-dai = <&tdmif_a>;
+			dai-format = "i2s";
+			dai-tdm-slot-tx-mask-0 = <1 1>;
+			mclk-fs = <256>;
+
+			codec@0 {
+				sound-dai = <&pcm5102a_codec>;
+			};
+
+			codec@1 {
+				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_A>;
+			};
+		};
+	};
+};
+
+&tdmif_a {
+	pinctrl-0 = <&tdm_a_dout0_pins>, <&tdm_a_fs_pins>, <&tdm_a_sclk_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	assigned-clocks = <&clkc_audio AUD_CLKID_TDM_SCLK_PAD0>,
+				 <&clkc_audio AUD_CLKID_TDM_LRCLK_PAD0>;
+	assigned-clock-parents = <&clkc_audio AUD_CLKID_MST_A_SCLK>,
+				 <&clkc_audio AUD_CLKID_MST_A_LRCLK>;
+	assigned-clock-rates = <0>, <0>;
+};
+
+&tdmout_a {
+	status = "okay";
+};