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From: Sibi Sankar <>
	Sibi Sankar <>
Subject: [PATCH v2 1/3] dt-bindings: remoteproc: qcom: Add iommus property
Date: Tue, 17 Mar 2020 20:39:08 +0530
Message-ID: <> (raw)
In-Reply-To: <>

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

  reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-17 15:09 [PATCH v2 0/3] Request direct mapping for modem device Sibi Sankar
2020-03-17 15:09 ` Sibi Sankar [this message]
2020-03-30 22:11   ` [PATCH v2 1/3] dt-bindings: remoteproc: qcom: Add iommus property Rob Herring
2020-03-17 15:09 ` [PATCH v2 2/3] remoteproc: qcom_q6v5_mss: Request direct mapping for modem device Sibi Sankar
2020-03-17 15:09 ` [PATCH v2 3/3] arm64: dts: qcom: sdm845-cheza: Add iommus property Sibi Sankar
2020-03-17 15:52 ` [PATCH v2 0/3] Request direct mapping for modem device Sibi Sankar

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