Re: [PATCH] arm64: dts: qcom: lemans: Remove secure FastRPC context bank
From: Abel Vesa
Date: Thu Nov 12 2026 - 04:57:12 EST
On 26-11-11 22:18:32, Ekansh Gupta wrote:
> FastRPC context bank 10 is reserved for the secure PD feature available
> in downstream. The secure PD feature is not supported upstream and the
> context bank must not be used by any other PD.
>
> Using this context bank for a non-secure PD results in an SMMU
> non-secure global fault.
>
> Remove the context bank from the upstream device tree to prevent it from
> being assigned to an unsupported PD.
>
> Fixes: df54dcb34ff2 ("arm64: dts: qcom: sa8775p: add ADSP, CDSP and GPDSP nodes")
> Cc: stable@xxxxxxxxxx
> Signed-off-by: Ekansh Gupta <ekansh.gupta@xxxxxxxxxxxxxxxx>
Reviewed-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>