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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-144f949e60dsm10612441c88.2.2026.09.24.01.34.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 01:35:00 -0700 (PDT) Date: Thu, 24 Sep 2026 16:34:54 +0800 From: Shawn Guo To: Konrad Dybcio Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bartosz Golaszewski , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Bibek Kumar Patro Subject: Re: [PATCH] arm64: dts: qcom: nord: Add adreno SMMU nodes Message-ID: References: <20260922111354.533902-1-shengchao.guo@oss.qualcomm.com> <7a3d3902-c557-4058-b806-d24b3888ffa6@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7a3d3902-c557-4058-b806-d24b3888ffa6@oss.qualcomm.com> X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI0MDAzNiBTYWx0ZWRfX8BnTPx1r4pOP 2maP/YDw1efVlT/4751Xr5orFi0bDTv1erFlLI+5H5rVD6lGdFj/gBrPM3enhU7zxQGZ5mlVzwC W7fT1rAVLaKHBi/5siNLSn0fsYMb635WRLky2bkEk3YI63Bsh831MrRDHPc5WNzf9VD2Zv3v1uN rpOO8NDW2EUoRyDii6YEeYeYaQFKAN3w93e3uIlk41Ft6qOhr+rvKn9E+8e6Qzg+4Y/9BPv0Mxy D+YpnNoNjvq1RKxkY6kZGjyK+p9EkDIbUbGozlVWtFA+lqAr9Ow5AGrEU27D1c0buBJ9oo+RGGV Um0puWJa3CA1IKS6i8lX7HzFzmZCso7zOtwnWhuvikSncLI2PdVD1xSx17XVd/CXIjPiSepC1Rr NQT0Gn23mQs84CkhuPqtNnO25LjZ9BKrh0UJqqwXwyDrdB0JVMahW31lXLQVP7uOqWIqNxnd6GO 1/ws3KCev7cGTPHuoXQ== X-Authority-Analysis: v=2.4 cv=TYwDJhQh c=1 sm=1 tr=0 ts=6ab4e0b6 cx=c_pps a=bS7HVuBVfinNPG3f6cIo3Q==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=EtGqZHvEnjToqAua8RgA:9 a=CjuIK1q_8ugA:10 a=vBUdepa8ALXHeOFLBtFW:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI0MDAzNiBTYWx0ZWRfX7WC61eD822zQ x3p7PnOasggTPKBGaK7VY2a+oDUvXjfMQJO79mJH+Q+ryXXJNBl96KrUj/3r35V0qlJhlMvckmH UiN1BV6RBNbsRHFV7WTF0MwlO5jBTMg= X-Proofpoint-GUID: CXK5BCvs2oWNQ9gCj0ISryQz86URQgPD X-Proofpoint-ORIG-GUID: CXK5BCvs2oWNQ9gCj0ISryQz86URQgPD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-24_02,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 phishscore=0 spamscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 adultscore=0 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609240036 On Wed, Sep 23, 2026 at 02:37:18PM +0200, Konrad Dybcio wrote: > On 9/22/26 1:13 PM, Shawn Guo wrote: > > From: Bibek Kumar Patro > > > > Add the Adreno GPU SMMMUs (MMU-500) for both GPU instances. > > > > Wire up the gpucc clock and power domain on both adreno SMMU nodes in > > nord-embedded.dtsi for embedded Nord variants where gpucc is available. > > > > Signed-off-by: Bibek Kumar Patro > > Signed-off-by: Shawn Guo > > --- > > Dependencies: > > - SMMU binding: https://lore.kernel.org/all/20260902013858.130887-1-shengchao.guo@oss.qualcomm.com/ > > > > arch/arm64/boot/dts/qcom/nord.dtsi | 74 ++++++++++++++++++++++++++++++ > > 1 file changed, 74 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/qcom/nord.dtsi b/arch/arm64/boot/dts/qcom/nord.dtsi > > index e0496fd40c30..6c53246d5ad0 100644 > > --- a/arch/arm64/boot/dts/qcom/nord.dtsi > > +++ b/arch/arm64/boot/dts/qcom/nord.dtsi > > @@ -1518,6 +1518,80 @@ tcsr: syscon@1f60000 { > > reg = <0x0 0x01f60000 0x0 0xa0000>; > > }; > > > > + adreno_smmu_0: iommu@3da0000 { > > + compatible = "qcom,nord-smmu-500", > > + "qcom,adreno-smmu", > > + "qcom,smmu-500", > > + "arm,mmu-500"; > > + reg = <0x0 0x03da0000 0x0 0x40000>; > > + #iommu-cells = <2>; > > + #global-interrupts = <1>; > > + interrupts = , > > 674 I wonder why you are always able to spot such errors. Thank you, Konrad! Shawn