[PATCH] arm64: dts: qcom: sc7180: Add iommus property to QUP0 and QUP1

Doug Anderson dianders at chromium.org
Wed Jan 15 14:43:55 PST 2020


Hi,

On Fri, Jan 10, 2020 at 2:18 AM Sai Prakash Ranjan
<saiprakash.ranjan at codeaurora.org> wrote:
>
> Define iommus property for QUP0 and QUP1 with the proper SID
> and mask. Below SMMU global faults are seen without this during
> boot and when using i2c touchscreen.
>
> QUP0:
> arm-smmu 15000000.iommu: Unexpected global fault, this could be serious
> arm-smmu 15000000.iommu: GFSR 0x00000002, GFSYNR0 0x00000002, GFSYNR1 0x00000043, GFSYNR2 0x00000000
>
> QUP1:
> arm-smmu 15000000.iommu: Unexpected global fault, this could be serious
> arm-smmu 15000000.iommu: GFSR 0x00000002, GFSYNR0 0x00000002, GFSYNR1 0x000004c3, GFSYNR2 0x00000000
>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan at codeaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 2 ++
>  1 file changed, 2 insertions(+)

Fixes: ba3fc6496366 ("arm64: dts: sc7180: Add qupv3_0 and qupv3_1")
Reviewed-by: Douglas Anderson <dianders at chromium.org>
Tested-by: Douglas Anderson <dianders at chromium.org>



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