On 10/23/26 11:03 AM, Abhinav Parihar wrote:
> Remove the compute-cb@9 nodes from sdm630 device tree to
> prevent clients from selecting a secure context bank for normal FastRPC
> workloads.
>
> Secure use case support is not currently implemented upstream.
>
> Fixes: e8e1fb5c703f ("arm64: dts: qcom: sdm630: set adsp compute-cbs' regs
> properly")
> Cc: [email protected]
> Signed-off-by: Abhinav Parihar <[email protected]>
> ---
> arch/arm64/boot/dts/qcom/sdm630.dtsi | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi
> b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> index a41ba0da380b..721885455639 100644
> --- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> @@ -2483,11 +2483,6 @@ compute-cb@8 {
> iommus = <&lpass_smmu 8>;
> };
>
> - compute-cb@9 {
> - compatible =
> "qcom,fastrpc-compute-cb";
> - reg = <9>;
> - iommus = <&lpass_smmu 9>;
> - };
I think 4/5 are secure on LPASS on 630.
Konrad
