Re: [PATCH 1/8] arm64: dts: qcom: msm8976: Add IOMMU nodes

[Konrad Dybcio]

On 21.01.2024 20:40, Adam Skladowski wrote:
> Add the nodes describing the apps and gpu iommu and its context banks
> that are found on msm8976 SoCs.
> 
> Signed-off-by: Adam Skladowski <a39.skl@xxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/msm8976.dtsi | 80 +++++++++++++++++++++++++++
>  1 file changed, 80 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> index d2bb1ada361a..118174cfd4d3 100644
> --- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> @@ -808,6 +808,86 @@ tcsr: syscon@1937000 {
>  			reg = <0x01937000 0x30000>;
>  		};
>  
> +		apps_iommu: iommu@1e20000 {
> +			compatible = "qcom,msm8976-iommu", "qcom,msm-iommu-v2";
> +			ranges  = <0 0x01e20000 0x20000>;

So.. there's no 'reg', does devm_platform_ioremap_resource() pick up
the corresponding reg space?

Konrad