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authorAlex Elder <[email protected]>2020-05-04 13:13:50 -0500
committerBjorn Andersson <[email protected]>2020-05-04 11:45:44 -0700
commite9e89c45bfeb0d6196cd318d5e9231a211684d33 (patch)
treeed4800b68bbf76bf9e4dd7f1f486094b933242cb
parentb1fcc5702a41ad5d3c22ae4720e38f6d4beec576 (diff)
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 <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Bjorn Andersson <[email protected]>
-rw-r--r--arch/arm64/boot/dts/qcom/sdm845.dtsi2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 71dfdfcf2033..7cce6f1b7c9e 100644
--- 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>;