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[212.182.62.129]) by smtp.gmail.com with ESMTPSA id z17-20020a2eb531000000b002d8e5cb062esm21673ljm.113.2024.04.10.05.13.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 10 Apr 2024 05:13:49 -0700 (PDT) Message-ID: <86d349ee-9db3-4da3-93ff-6891c1c2dafa@linaro.org> Date: Wed, 10 Apr 2024 14:13:47 +0200 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 v7 7/7] arm64: dts: qcom: sc7280: Add DT nodes for the TBUs To: Georgi Djakov , will@kernel.org, robin.murphy@arm.com, joro@8bytes.org, iommu@lists.linux.dev Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, devicetree@vger.kernel.org, andersson@kernel.org, robdclark@gmail.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, quic_cgoldswo@quicinc.com, quic_sukadev@quicinc.com, quic_pdaly@quicinc.com, quic_sudaraja@quicinc.com, djakov@kernel.org References: <20240329210638.3647523-1-quic_c_gdjako@quicinc.com> <20240329210638.3647523-8-quic_c_gdjako@quicinc.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20240329210638.3647523-8-quic_c_gdjako@quicinc.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/29/24 22:06, Georgi Djakov wrote: > Add the device-tree nodes for the TBUs (translation buffer units) that > are present on the sc7280 platforms. The TBUs can be used debug the > kernel and provide additional information when a context faults occur. > > Describe all the registers, clocks, interconnects and power-domain > resources that are needed for each of the TBUs. > > Signed-off-by: Georgi Djakov > --- [...] > + compute_dsp_0_tbu: tbu@151ed000 { The labels are swapped between this node and the one below (the rest is ok) > + compatible = "qcom,sc7280-tbu"; > + reg = <0x0 0x151ed000 0x0 0x1000>; > + interconnects = <&nsp_noc MASTER_CDSP_PROC QCOM_ICC_TAG_ACTIVE_ONLY > + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>; > + power-domains = <&gcc HLOS1_VOTE_TURING_MMU_TBU1_GDSC>; > + qcom,stream-id-range = <&apps_smmu 0x1000 0x400>; > + }; > + > + compute_dsp_1_tbu: tbu@151f1000 { > + compatible = "qcom,sc7280-tbu"; > + reg = <0x0 0x151f1000 0x0 0x1000>; > + interconnects = <&nsp_noc MASTER_CDSP_PROC QCOM_ICC_TAG_ACTIVE_ONLY > + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>; > + power-domains = <&gcc HLOS1_VOTE_TURING_MMU_TBU0_GDSC>; > + qcom,stream-id-range = <&apps_smmu 0x1400 0x400>; > + }; Konrad