linux-kernel - Re: [PATCH v2 05/13] arm64: dts: qcom: lemans-evk: Enable GPI DMA and QUPv3 controllers

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Message-ID: <olv66qntttvpj7iinsug7accikhexxrjgtqvd5eijhxouokxgy@un3q7mkzs7yj>
Date: Wed, 3 Sep 2025 15:16:55 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Wasim Nazir <wasim.nazir@....qualcomm.com>
Cc: Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Richard Cochran <richardcochran@...il.com>, kernel@....qualcomm.com,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        netdev@...r.kernel.org,
        Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
Subject: Re: [PATCH v2 05/13] arm64: dts: qcom: lemans-evk: Enable GPI DMA
 and QUPv3 controllers

On Wed, Sep 03, 2025 at 05:17:06PM +0530, Wasim Nazir wrote:
> From: Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
> 
> Enable GPI DMA controllers (gpi_dma0, gpi_dma1, gpi_dma2) and QUPv3
> interfaces (qupv3_id_0, qupv3_id_2) in the device tree to support
> DMA and peripheral communication on the Lemans EVK platform.
> 
> Signed-off-by: Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
> Signed-off-by: Wasim Nazir <wasim.nazir@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/lemans-evk.dts | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
> index c60629c3369e..196c5ee0dd34 100644
> --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
> +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
> @@ -277,6 +277,18 @@ vreg_l8e: ldo8 {
>  	};
>  };
>  
> +&gpi_dma0 {
> +	status = "okay";
> +};
> +
> +&gpi_dma1 {
> +	status = "okay";
> +};
> +
> +&gpi_dma2 {
> +	status = "okay";
> +};
> +
>  &i2c18 {
>  	status = "okay";
>  
> @@ -367,10 +379,18 @@ &mdss0_dp1_phy {
>  	status = "okay";
>  };
>  
> +&qupv3_id_0 {
> +	status = "okay";
> +};
> +
>  &qupv3_id_1 {
>  	status = "okay";
>  };
>  
> +&qupv3_id_2 {
> +	status = "okay";
> +};

You've added i2c18 device in patch 1, but it could not be enabled before
this one because it's a part of QUP2.

> +
>  &sleep_clk {
>  	clock-frequency = <32768>;
>  };
> 
> -- 
> 2.51.0
> 

-- 
With best wishes
Dmitry