From: Sibi Sankar <sibis@codeaurora.org>
To: bjorn.andersson@linaro.org, robh+dt@kernel.org, joro@8bytes.org
Cc: ohad@wizery.com, devicetree@vger.kernel.org,
linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
agross@kernel.org, Sibi Sankar <sibis@codeaurora.org>
Subject: [PATCH 2/3] dt-bindings: remoteproc: qcom: Add modem-firmware bindings
Date: Mon, 9 Mar 2020 23:52:54 +0530 [thread overview]
Message-ID: <20200309182255.20142-3-sibis@codeaurora.org> (raw)
In-Reply-To: <20200309182255.20142-1-sibis@codeaurora.org>
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(+)
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.
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2020-03-09 18:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-09 18:22 [PATCH 0/3] Request direct mapping for modem firmware subdevice Sibi Sankar
2020-03-09 18:22 ` [PATCH 1/3] iommu: Export "iommu_request_dm_for_dev" Sibi Sankar
2020-03-09 18:22 ` Sibi Sankar [this message]
2020-03-09 18:22 ` [PATCH 3/3] remoteproc: qcom_q6v5_mss: Request direct mapping for firmware subdevice Sibi Sankar
2020-03-10 11:23 ` [PATCH 0/3] Request direct mapping for modem " Joerg Roedel
2020-03-10 14:00 ` Sibi Sankar
2020-03-10 16:23 ` Joerg Roedel
2020-03-10 16:44 ` Robin Murphy
2020-03-12 6:28 ` Sai Prakash Ranjan
2020-03-12 12:05 ` Robin Murphy
2020-03-23 9:43 ` Sai Prakash Ranjan
2020-03-16 15:50 ` Christoph Hellwig
2020-03-16 16:37 ` Sibi Sankar
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