arm64: dts: sdm845: add IPA iommus property

Add an "iommus" property to the IPA node in "sdm845.dtsi".  It is
required because there are two regions of memory the IPA accesses
through an SMMU.  The next few patches define and map those regions.

Signed-off-by: Alex Elder <elder@linaro.org>
Link: https://lore.kernel.org/r/20200504181350.22822-1-elder@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 71dfdfcf2033f66144b6e1751d1f1ff4ccb40c3d..7cce6f1b7c9e042e5a9eff3af6070a74355c499f 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -1762,6 +1762,8 @@
 
                ipa: ipa@1e40000 {
                        compatible = "qcom,sdm845-ipa";
+
+                       iommus = <&apps_smmu 0x720 0x3>;
                        reg = <0 0x1e40000 0 0x7000>,
                              <0 0x1e47000 0 0x2000>,
                              <0 0x1e04000 0 0x2c000>;