[PATCH 2/3] dt-bindings: remoteproc: qcom: Add modem-firmware bindings
From: Sibi Sankar <hidden>
Date: 2020-03-09 18:23:36
Also in:
linux-arm-msm, linux-iommu, linux-remoteproc, lkml
Subsystem:
arm/qualcomm mailing list, open firmware and flattened device tree bindings, remote processor (remoteproc) subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Bjorn Andersson, Mathieu Poirier, Linus Torvalds
Introduce modem-firmware binding to allow Q6 modem to boot on platforms which do not have trustZone. Signed-off-by: Sibi Sankar <redacted> --- Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
index 88dfa3fc15f78..b1715bc90fb05 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt@@ -198,6 +198,10 @@ The Hexagon node may also have an subnode named either "smd-edge" or related to the Hexagon. See ../soc/qcom/qcom,smd.txt and ../soc/qcom/qcom,glink.txt for details on how to describe these. +The Hexagon node must contain a subnode named "modem-firmware" on +platforms which do not have TrustZone. The sub-node should have the +iommu property as described in ../iommu/iommu.txt. + = EXAMPLE The following example describes the resources needed to boot control the Hexagon, as it is found on MSM8974 boards.
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