Re: [PATCH PATCH RFT 16/19] arm64: dts: qcom: sm6350: Fix MPSS memory length

[Luca Weiss]

On Fri Dec 6, 2024 at 4:32 PM CET, Krzysztof Kozlowski wrote:
> The address space in MPSS/Modem PAS (Peripheral Authentication Service)
> remoteproc node should point to the QDSP PUB address space
> (QDSP6...SS_PUB) which has a length of 0x10000.  Value of 0x4040 was
> copied from older DTS, but it grew since then.
>
> This should have no functional impact on Linux users, because PAS loader
> does not use this address space at all.

Like with adsp, I can't verify this information, but with this change
modem is still starting up as expected:

Tested-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>

>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sm6350.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
> index 3df506c2745ea27f956ef7d7a4b5fbaf6285c428..64b9602c912c970b49f57e7f2b3d557c44717d38 100644
> --- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
> @@ -1503,7 +1503,7 @@ gpucc: clock-controller@3d90000 {
>  
>  		mpss: remoteproc@4080000 {
>  			compatible = "qcom,sm6350-mpss-pas";
> -			reg = <0x0 0x04080000 0x0 0x4040>;
> +			reg = <0x0 0x04080000 0x0 0x10000>;
>  
>  			interrupts-extended = <&intc GIC_SPI 136 IRQ_TYPE_EDGE_RISING>,
>  					      <&modem_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,