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* [PATCH] arm64: dts: meson: add audio playback to rbox-pro
@ 2021-09-14 15:16 Christian Hewitt
  2021-09-17  7:32 ` Neil Armstrong
  0 siblings, 1 reply; 2+ messages in thread
From: Christian Hewitt @ 2021-09-14 15:16 UTC (permalink / raw)
  To: Rob Herring, Mark Rutland, Kevin Hilman, devicetree,
	linux-arm-kernel, linux-amlogic, linux-kernel
  Cc: Christian Hewitt

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

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
---
This reworks an earlier submission which was rejected due to errant
inclusion of some regulators with the patch.

 .../boot/dts/amlogic/meson-gxm-rbox-pro.dts   | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
index dde7cfe12cff..50137aafab10 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
@@ -14,6 +14,7 @@
 /dts-v1/;
 
 #include "meson-gxm.dtsi"
+#include <dt-bindings/sound/meson-aiu.h>
 
 / {
 	compatible = "kingnovel,r-box-pro", "amlogic,s912", "amlogic,meson-gxm";
@@ -33,6 +34,13 @@
 		reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 3 GiB */
 	};
 
+	spdif_dit: audio-codec-0 {
+		#sound-dai-cells = <0>;
+		compatible = "linux,spdif-dit";
+		status = "okay";
+		sound-name-prefix = "DIT";
+	};
+
 	leds {
 		compatible = "gpio-leds";
 
@@ -90,6 +98,59 @@
 		clocks = <&wifi32k>;
 		clock-names = "ext_clock";
 	};
+
+	sound {
+		compatible = "amlogic,gx-sound-card";
+		model = "RBOX-PRO";
+		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_h_pins>;
+	pinctrl-names = "default";
 };
 
 &ethmac {
-- 
2.17.1

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: meson: add audio playback to rbox-pro
  2021-09-14 15:16 [PATCH] arm64: dts: meson: add audio playback to rbox-pro Christian Hewitt
@ 2021-09-17  7:32 ` Neil Armstrong
  0 siblings, 0 replies; 2+ messages in thread
From: Neil Armstrong @ 2021-09-17  7:32 UTC (permalink / raw)
  To: Kevin Hilman, Christian Hewitt, Mark Rutland, devicetree,
	linux-amlogic, linux-arm-kernel, linux-kernel, Rob Herring
  Cc: Neil Armstrong

Hi,

On Tue, 14 Sep 2021 15:16:31 +0000, Christian Hewitt wrote:
> Add initial support limited to HDMI i2s and SPDIF (LPCM).

Thanks, Applied to https://git.kernel.org/pub/scm/linux/kernel/git/amlogic/linux.git (v5.16/dt64)

[1/1] arm64: dts: meson: add audio playback to rbox-pro
      https://git.kernel.org/amlogic/c/9450f63ba4d1915d8d605bad6454fc82522d95d7

-- 
Neil

^ permalink raw reply	[flat|nested] 2+ messages in thread

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