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[188.141.3.146]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-464f4f9f4e4sm196526075e9.13.2025.09.21.14.32.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 21 Sep 2025 14:32:58 -0700 (PDT) Message-ID: Date: Sun, 21 Sep 2025 22:32:56 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 01/12] dt-bindings: remoteproc: qcom,pas: Add iommus property To: Mukesh Ojha , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250921-kvm_rproc_pas-v3-0-458f09647920@oss.qualcomm.com> <20250921-kvm_rproc_pas-v3-1-458f09647920@oss.qualcomm.com> From: Bryan O'Donoghue Content-Language: en-US In-Reply-To: <20250921-kvm_rproc_pas-v3-1-458f09647920@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 20/09/2025 20:40, Mukesh Ojha wrote: > Most Qualcomm platforms feature Gunyah hypervisor which handles IOMMU > configuration for remote processor and when it is not present, the > operating system must perform these configurations instead and for that > firmware stream should be presented to the operating system. Hence, add > iommus property as optional property for PAS supported devices. > > Signed-off-by: Mukesh Ojha > --- > Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml > index 63a82e7a8bf8..8bd7d718be57 100644 > --- a/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml > +++ b/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml > @@ -44,6 +44,9 @@ properties: > - const: stop-ack > - const: shutdown-ack > > + iommus: > + minItems: 1 > + > power-domains: > minItems: 1 > maxItems: 3 > > -- > 2.50.1 > > Reviewed-by: Bryan O'Donoghue