Re: [PATCH 5/5] arm64: dts: meson: u200: add onboard devices

From: Krzysztof Kozlowski
Date: Mon Sep 11 2023 - 18:00:51 EST


On 11/09/2023 17:45, Jerome Brunet wrote:
> Add missing audio devices found on the u200 PCB. This includes
> * Lineout connected to the internal DAC
> * SPDIF input connected to a coaxial socket
> * TDM input decoders allowing output loopback
> * TDM A and B output encoders and interfaces
>
> TDM A and B link format is set by the related external codec.
> Internal audio DAC can hook to any TDM output.
>
> This change does not include support necessary the optional the speaker and
> PDM Mic headers
>
> Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> ---
> .../boot/dts/amlogic/meson-g12a-u200.dts | 228 +++++++++++++++++-
> 1 file changed, 218 insertions(+), 10 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> index da66e2e1dffb..9abe37b5b227 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> @@ -9,6 +9,7 @@
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/gpio/meson-g12a-gpio.h>
> #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
> +#include <dt-bindings/sound/meson-g12a-toacodec.h>
>
> / {
> compatible = "amlogic,u200", "amlogic,g12a";
> @@ -19,6 +20,22 @@ aliases {
> ethernet0 = &ethmac;
> };
>
> + dioo2133: audio-amplifier-0 {
> + #sound-dai-cells = <0>;
> + compatible = "simple-audio-amplifier";

compatible is by convention first property. Do you have different style
in Amlogic/Meson?

> + status = "okay";

status is by default.


Best regards,
Krzysztof