Re: [PATCH 2/3] arm64: dts: meson-axg: s400: add dmic codec

From: Fabio Estevam
Date: Sat Sep 01 2018 - 17:24:44 EST


Hi Jerome,

On Fri, Aug 31, 2018 at 12:02 PM, Jerome Brunet <jbrunet@xxxxxxxxxxxx> wrote:
> There are 7 digital mics on the MIC daughter board attached
> to the s400 board, so add the digital microphone codec to
> its DTS
>
> Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> index ff64c429d432..f3e16cbbc61e 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> @@ -86,6 +86,15 @@
> sound-name-prefix = "DIT";
> };
>
> + dmics: audio-codec@3 {

You pass @3 without a corresponding reg = <3>, which causes dtc
warnings with W=1.