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[2/3] dt-bindings: remoteproc: qcom: Add modem-firmware bindings

Message ID 20200309182255.20142-3-sibis@codeaurora.org (mailing list archive)
State New, archived
Headers show
Series Request direct mapping for modem firmware subdevice | expand

Commit Message

Sibi Sankar March 9, 2020, 6:22 p.m. UTC 
Introduce modem-firmware binding to allow Q6 modem to boot on platforms
which do not have trustZone.

Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
---
 Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

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.