Re: [PATCH v3 08/10] arm64: dts: qcom: shikra: Enable CDSP, LPAICP and MPSS on EVK boards

[Komal Bajaj]

On 6/6/2026 6:02 PM, Dmitry Baryshkov wrote:
> On Mon, Jun 01, 2026 at 06:25:10PM +0530, Komal Bajaj wrote:
> > From: Bibek Kumar Patro <bibek.patro@xxxxxxxxxxxxxxxx>
> >
> > Enable CDSP, LPAICP and MPSS for Qualcomm's Shikra CQM, CQS and
> > IQS EVK board.
> >
> > Signed-off-by: Bibek Kumar Patro <bibek.patro@xxxxxxxxxxxxxxxx>
> > Signed-off-by: Komal Bajaj <komal.bajaj@xxxxxxxxxxxxxxxx>
> > ---
> >   arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts | 19 +++++++++++++++++++
> >   arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts | 19 +++++++++++++++++++
> >   arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts | 19 +++++++++++++++++++
> >   3 files changed, 57 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
> > index 0a52ab9b7a4c..b112b21b1d79 100644
> > --- a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
> > +++ b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
> > @@ -23,6 +23,25 @@ chosen {
> >   	};
> >   };
> >   
> > +&remoteproc_cdsp {
> > +	firmware-name = "qcom/shikra/cdsp.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_lpaicp {
> > +	firmware-name = "qcom/shikra/lpaicp.mbn",
> > +			"qcom/shikra/lpaicp_dtb.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_mpss {
> > +	firmware-name = "qcom/shikra/cqm/qdsp6sw.mbn";
> qcom/shikra/qdsp6sw.mbn
>
> > +
> > +	status = "okay";
> > +};
> > +
> >   &sdhc_1 {
> >   	vmmc-supply = <&pm4125_l20>;
> >   	vqmmc-supply = <&pm4125_l14>;
> > diff --git a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
> > index b3f19a64d7ae..e62ba5aef71f 100644
> > --- a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
> > +++ b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
> > @@ -23,6 +23,25 @@ chosen {
> >   	};
> >   };
> >   
> > +&remoteproc_cdsp {
> > +	firmware-name = "qcom/shikra/cdsp.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_lpaicp {
> > +	firmware-name = "qcom/shikra/lpaicp.mbn",
> > +			"qcom/shikra/lpaicp_dtb.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_mpss {
> > +	firmware-name = "qcom/shikra/cqs/qdsp6sw.mbn";
> qcom/shikra/qdsp6sw_nm.mbn

We cannot change the firmware name, as our vendor builds and internal 
tooling depend on the same naming convention for all three Shikra 
variants. This is also why the binaries are placed under different paths.

Thanks
Komal

> > +
> > +	status = "okay";
> > +};
> > +
> >   &sdhc_1 {
> >   	vmmc-supply = <&pm4125_l20>;
> >   	vqmmc-supply = <&pm4125_l14>;
> > diff --git a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
> > index 3003a47bd759..727809430fd1 100644
> > --- a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
> > +++ b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
> > @@ -23,6 +23,25 @@ chosen {
> >   	};
> >   };
> >   
> > +&remoteproc_cdsp {
> > +	firmware-name = "qcom/shikra/cdsp.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_lpaicp {
> > +	firmware-name = "qcom/shikra/lpaicp.mbn",
> > +			"qcom/shikra/lpaicp_dtb.mbn";
> > +
> > +	status = "okay";
> > +};
> > +
> > +&remoteproc_mpss {
> > +	firmware-name = "qcom/shikra/cqs/qdsp6sw.mbn";
> qcom/shikra/qdsp6sw_nm.mbn
>
> > +
> > +	status = "okay";
> > +};
> > +
> >   &sdhc_1 {
> >   	vmmc-supply = <&pm8150_l17>;
> >   	vqmmc-supply = <&pm8150_s4>;
> >
> > --
> > 2.34.1