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Date: Thu, 26 Mar 2026 10:25:53 -0500
From: Bjorn Andersson <andersson@kernel.org>
To: Le Qi <le.qi@oss.qualcomm.com>
Cc: Konrad Dybcio <konradybcio@kernel.org>, Rob Herring <robh@kernel.org>, 
	Krzysztof Kozlowski <krzk+dt@kernel.org>, Conor Dooley <conor+dt@kernel.org>, 
	linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, 
	kernel@oss.qualcomm.com
Subject: Re: [PATCH v2] arm64: dts: qcom: hamoa-evk: Add DP0/DP1 audio
 playback support
Message-ID: <acVPsjFuFITlsihL@baldur>
References: <20260210024037.3719191-1-le.qi@oss.qualcomm.com>
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In-Reply-To: <20260210024037.3719191-1-le.qi@oss.qualcomm.com>

On Tue, Feb 10, 2026 at 10:40:37AM +0800, Le Qi wrote:
> The hamoa-evk DTS currently lacks DAI links for DP0 and DP1, preventing
> the sound card from exposing these playback paths. Add the missing links
> to enable audio output on both DP interfaces.
> 
> ---
> Changelog:
> 
> v2:
>   - Changed commit message to explain motivation
>   - Removed redundant sound-name-prefix properties for DP0/DP1, since these
>     are already defined in the SoC DTSI.
>   - v1-link: https://lore.kernel.org/all/20260209091139.622756-1-le.qi@oss.qualcomm.com/
> 
> Signed-off-by: Le Qi <le.qi@oss.qualcomm.com>

This should be here, now I had to rebase my whole tree to fix the
missing s-o-b. Please use b4 to avoid such mistakes.

Regards,
Bjorn

> ---
>  arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 32 ++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> index 2390648a248f..4428c8f45493 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> @@ -616,6 +616,38 @@ platform {
>  				sound-dai = <&q6apm>;
>  			};
>  		};
> +
> +		dp0-dai-link {
> +			link-name = "DP0 Playback";
> +
> +			codec {
> +				sound-dai = <&mdss_dp0>;
> +			};
> +
> +			cpu {
> +				sound-dai = <&q6apmbedai DISPLAY_PORT_RX_0>;
> +			};
> +
> +			platform {
> +				sound-dai = <&q6apm>;
> +			};
> +		};
> +
> +		dp1-dai-link {
> +			link-name = "DP1 Playback";
> +
> +			codec {
> +				sound-dai = <&mdss_dp1>;
> +			};
> +
> +			cpu {
> +				sound-dai = <&q6apmbedai DISPLAY_PORT_RX_1>;
> +			};
> +
> +			platform {
> +				sound-dai = <&q6apm>;
> +			};
> +		};
>  	};
>  
>  	usb-1-ss0-sbu-mux {
> -- 
> 2.34.1
>