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Subject[PATCH v2 1/3] dt-bindings: remoteproc: qcom: Add iommus property
Add iommus property to allow Q6 modem to boot on platforms which do
not have trustZone.

Signed-off-by: Sibi Sankar <>
Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt | 3 +++
1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
index 88dfa3fc15f78..130e50aab7419 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
@@ -184,6 +184,9 @@ For the compatible strings below the following phandle references are required:
followed by the offset within syscon for conn_box_spare0

+The Hexagon node must contain iommus property as described in ../iommu/iommu.txt
+on platforms which do not have TrustZone.
The Hexagon node must contain two subnodes, named "mba" and "mpss" representing
the memory regions used by the Hexagon firmware. Each sub-node must contain:
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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