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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b7fc04f6015sm1054089766b.50.2025.12.17.05.52.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 17 Dec 2025 05:52:28 -0800 (PST) Message-ID: <5dc3d3e0-a338-4f2f-8987-5705fc1fde51@oss.qualcomm.com> Date: Wed, 17 Dec 2025 14:52:24 +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 v2 2/3] arm64: dts: qcom: lemans: add mdss1 display device nodes To: Dmitry Baryshkov Cc: Mani Chandana Ballary Kuntumalla , marijn.suijten@somainline.org, swboyd@chromium.org, mripard@kernel.org, abel.vesa@linaro.org, andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, robin.clark@oss.qualcomm.com, jessica.zhang@oss.qualcomm.com, abhinav.kumar@linux.dev, sean@poorly.run, airlied@gmail.com, simona@ffwll.ch, alex.vinarskis@gmail.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, freedreno@lists.freedesktop.org, dri-devel@lists.freedesktop.org, quic_rajeevny@quicinc.com, quic_vproddut@quicinc.com, quic_riteshk@quicinc.com, quic_amitsi@quicinc.com, Mahadevan P References: <20251125105622.1755651-1-quic_mkuntuma@quicinc.com> <20251125105622.1755651-3-quic_mkuntuma@quicinc.com> <32f013e7-ce2a-484b-8575-e98f2d23f59b@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: qt-US7J77i2nVQg35VZJuIkzu9IIde9w X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjE3MDEwOCBTYWx0ZWRfXy5O1OKZlQhfC QYHcoeMB8BxZzOEb2SB2KmdE5OlFnjCto/9UJESeUnFh1FHtAtJOxbXppx/oFW2ONyupSIZU8bY nCoYV7guLfJKuCpVFD7p2v14JzdJEKyKTT+hL2385j6WxpfXUCqwEx0WopRQ6YpgyO8uNF4rnNe bPVbmY2V0wL7T09HYriE2UeHMy+wq5DowjF070hbz27zERhZj9EYEVBLM6JGt1EysaX5EPSxrpx c4P/KFJbr6gGxjndmzsk4g34Phn+Nio6EwA63TR0+mCVzpJ215m29V8i4J2Y6zhxFBo6+LATrfR TbhU80O5PFmhyZrXj7sfmj895lusEvujcQVji656UBEN4UD6kaDGNqw3QoLUJ9IRXtQCdeMmq5v Jj+cP8Xa7dOgmwVFqxAgGLFmr909fQ== X-Proofpoint-GUID: qt-US7J77i2nVQg35VZJuIkzu9IIde9w X-Authority-Analysis: v=2.4 cv=PbLyRyhd c=1 sm=1 tr=0 ts=6942b59e cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=COk6AnOGAAAA:8 a=CW_yPJa_05T0x9ChYMQA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-17_01,2025-12-16_05,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 spamscore=0 suspectscore=0 bulkscore=0 malwarescore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512170108 On 12/10/25 9:21 AM, Dmitry Baryshkov wrote: > On Mon, Dec 01, 2025 at 02:35:44PM +0100, Konrad Dybcio wrote: >> On 11/25/25 11:56 AM, Mani Chandana Ballary Kuntumalla wrote: >>> Add devicetree changes to enable second Mobile Display Subsystem (mdss1), >>> Display Processing Unit(DPU), Display Port(DP) controllers and eDP PHYs >>> on the Qualcomm Lemans platform. >>> >>> Signed-off-by: Mahadevan P >>> Signed-off-by: Mani Chandana Ballary Kuntumalla >>> --- >> >> [...] >> >>> + mdss1_dp1: displayport-controller@2215c000 { >>> + compatible = "qcom,sa8775p-dp"; >>> + >>> + reg = <0x0 0x2215c000 0x0 0x104>, >>> + <0x0 0x2215c200 0x0 0x0c0>, >>> + <0x0 0x2215d000 0x0 0x770>, >>> + <0x0 0x2215e000 0x0 0x09c>, >>> + <0x0 0x2215f000 0x0 0x09c>, >>> + <0x0 0x22160000 0x0 0x09c>, >>> + <0x0 0x22161000 0x0 0x09c>, >>> + <0x0 0x22162000 0x0 0x23c>, >>> + <0x0 0x22163000 0x0 0x23c>; >> >> The last two regions still happen not to exist > > According to the memory map I observe, they do exist. Hm, you're right, I don't know why I couldn't find them in the past Konrad