[PATCH] arm64: dts: meson: add audio playback to rbox-pro
From: Christian Hewitt <hidden>
Date: 2021-09-14 15:16:39
Also in:
linux-arm-kernel, linux-devicetree, lkml
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
Add initial support limited to HDMI i2s and SPDIF (LPCM). Signed-off-by: Christian Hewitt <redacted> --- 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"; }; ðmac {
--
2.17.1
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