linux-kernel - Re: [PATCH 7/7] arm64: dts: qcom: qrb4210-rb2: add HDMI audio playback support

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Date: Fri, 28 Jun 2024 08:17:24 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Alexey Klimov <alexey.klimov@...aro.org>, linux-sound@...r.kernel.org,
 srinivas.kandagatla@...aro.org, bgoswami@...cinc.com, lgirdwood@...il.com,
 broonie@...nel.org
Cc: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
 andersson@...nel.org, konrad.dybcio@...aro.org, perex@...ex.cz,
 tiwai@...e.com, linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
 devicetree@...r.kernel.org, elder@...aro.org, dmitry.baryshkov@...aro.org,
 caleb.connolly@...aro.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 7/7] arm64: dts: qcom: qrb4210-rb2: add HDMI audio
 playback support

On 28/06/2024 03:07, Alexey Klimov wrote:
> Add sound node, dsp-related pieces and LPASS pinctrl to enable
> HDMI audio support on Qualcomm QRB4210 RB2 board. That is the
> only sound output supported for now.
> 
> Signed-off-by: Alexey Klimov <alexey.klimov@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 73 ++++++++++++++++++++++++
>  1 file changed, 73 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
> index 2c39bb1b97db..9f4dde927be4 100644
> --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
> +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
> @@ -6,6 +6,8 @@
>  /dts-v1/;
>  
>  #include <dt-bindings/leds/common.h>
> +#include <dt-bindings/sound/qcom,q6afe.h>
> +#include <dt-bindings/sound/qcom,q6asm.h>
>  #include <dt-bindings/usb/pd.h>
>  #include "sm4250.dtsi"
>  #include "pm6125.dtsi"
> @@ -230,6 +232,10 @@ lt9611_out: endpoint {
>  	};
>  };
>  
> +&lpass_tlmm {
> +	status = "okay";

Why LPASS TLMM was disabled? I do not see any missing resource.

Drop.



Best regards,
Krzysztof