Re: [PATCH 3/6] arm64: dts: qcom: qdu1000: add missing qcom,smmu-500 fallback

From: Konrad Dybcio
Date: Mon Apr 17 2023 - 03:31:02 EST




On 16.04.2023 14:37, Krzysztof Kozlowski wrote:
> Since commit 6c84bbd103d8 ("dt-bindings: arm-smmu: Add generic
> qcom,smmu-500 bindings") the SMMU is supposed to use qcom,smmu-500
> compatible fallback:
>
> ['qcom,qdu1000-smmu-500', 'arm,mmu-500'] is too short
> ['qcom,qdu1000-smmu-500', 'arm,mmu-500'] is too long
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
> arch/arm64/boot/dts/qcom/qdu1000.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> index fb553f0bb17a..ddc3239478ae 100644
> --- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> @@ -1113,7 +1113,7 @@ qup_spi15_cs: qup-spi15-cs-state {
> };
>
> apps_smmu: iommu@15000000 {
> - compatible = "qcom,qdu1000-smmu-500", "arm,mmu-500";
> + compatible = "qcom,qdu1000-smmu-500", "qcom,smmu-500", "arm,mmu-500";
> reg = <0x0 0x15000000 0x0 0x100000>;
> #iommu-cells = <2>;
> #global-interrupts = <2>;