linux-kernel - Re: [PATCH v3 0/4] Add support for APPS SMMU on QCS615

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Message-Id: <173021813714.1137827.1103662832817907135.b4-ty@kernel.org>
Date: Tue, 29 Oct 2024 16:15:14 +0000
From: Will Deacon <will@...nel.org>
To: andersson@...nel.org,
	konradybcio@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	robimarko@...il.com,
	robin.murphy@....com,
	joro@...tes.org,
	Qingqing Zhou <quic_qqzhou@...cinc.com>
Cc: catalin.marinas@....com,
	kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	iommu@...ts.linux.dev
Subject: Re: [PATCH v3 0/4] Add support for APPS SMMU on QCS615

On Fri, 25 Oct 2024 08:37:28 +0530, Qingqing Zhou wrote:
> Enable APPS SMMU function on QCS615 platform. APPS SMMU is required
> for address translation in devices including Ethernet/UFS/USB and
> so on.
> 
> Add the SCM node for SMMU probing normally. SMMU driver probe will
> check qcom_scm ready or not, without SCM node, SMMU driver probe will
> defer.
> The dmesg log without SCM node:
> platform 15000000.iommu: deferred probe pending: arm-smmu: qcom_scm not ready
> 
> [...]

Applied SMMU bindings change to will (for-joerg/arm-smmu/bindings), thanks!

[2/4] dt-bindings: arm-smmu: document QCS615 APPS SMMU
      https://git.kernel.org/will/c/515c8ff024ba

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev