This is a note to let you know that I've just added the patch titled arm64: dts: qcom: sm8450: Fix missing iommus for qup to the 5.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm64-dts-qcom-sm8450-fix-missing-iommus-for-qup.patch and it can be found in the queue-5.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit cff3b39721799f70a1a588ce85e8b99329c12822 Author: Vinod Koul <vkoul@xxxxxxxxxx> Date: Thu Apr 14 15:46:25 2022 +0530 arm64: dts: qcom: sm8450: Fix missing iommus for qup [ Upstream commit 488922c1a372579bf2caf40933e7459e3c86276f ] qupv3_id_0 was missing iommus property which cause any dma transaction to fail and board crash. So add the missing iommus. While at it also add interconnect nodes for qup Fixes: 5188049c9b36 ("arm64: dts: qcom: Add base SM8450 DTSI") Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220414101630.1189052-3-vkoul@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi index 934e29b9e153..5facb4a5bf63 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -693,6 +693,9 @@ qupv3_id_0: geniqup@9c0000 { clock-names = "m-ahb", "s-ahb"; clocks = <&gcc GCC_QUPV3_WRAP_0_M_AHB_CLK>, <&gcc GCC_QUPV3_WRAP_0_S_AHB_CLK>; + iommus = <&apps_smmu 0x5a3 0x0>; + interconnects = <&clk_virt MASTER_QUP_CORE_0 0 &clk_virt SLAVE_QUP_CORE_0 0>; + interconnect-names = "qup-core"; #address-cells = <2>; #size-cells = <2>; ranges;