[PATCH] ARM: dts: stm32: Fix audio routing on STM32MP15xx DHCOM PDK2

[Alexandre TORGUE]

Hi Marek

On 6/6/23 20:01, Marek Vasut wrote:
> The audio routing flow is not correct, the flow should be from source
> (second element in the pair) to sink (first element in the pair). The
> flow now is from "HP_OUT" to "Playback", where "Playback" is source
> and "HP_OUT" is sink, i.e. the direction is swapped and there is no
> direct link between the two either.
> 
> Fill in the correct routing, where "HP_OUT" supplies the "Headphone Jack",
> "Line In Jack" supplies "LINE_IN" input, "Microphone Jack" supplies "MIC_IN"
> input and "Mic Bias" supplies "Microphone Jack".
> 
> Fixes: 34e0c7847dcf ("ARM: dts: stm32: Add DH Electronics DHCOM STM32MP1 SoM and PDK2 board")
> Signed-off-by: Marek Vasut <marex at denx.de>
> ---
> Cc: Alexandre Torgue <alexandre.torgue at foss.st.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
> Cc: Marek Vasut <marex at denx.de>
> Cc: Mark Brown <broonie at kernel.org>
> Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: devicetree at vger.kernel.org
> Cc: kernel at dh-electronics.com
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-stm32 at st-md-mailman.stormreply.com
> ---
>   arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi | 11 +++++++----
>   1 file changed, 7 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
> index 4709677151aac..46b87a27d8b37 100644
> --- a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
> @@ -137,10 +137,13 @@ reg_panel_supply: regulator-panel-supply {
>   
>   	sound {
>   		compatible = "audio-graph-card";
> -		routing =
> -			"MIC_IN", "Capture",
> -			"Capture", "Mic Bias",
> -			"Playback", "HP_OUT";
> +		widgets = "Headphone", "Headphone Jack",
> +			  "Line", "Line In Jack",
> +			  "Microphone", "Microphone Jack";
> +		routing = "Headphone Jack", "HP_OUT",
> +			  "LINE_IN", "Line In Jack",
> +			  "MIC_IN", "Microphone Jack",
> +			  "Microphone Jack", "Mic Bias";
>   		dais = <&sai2a_port &sai2b_port>;
>   		status = "okay";
>   	};

Applied on stm32-next.

Thanks.
Alex