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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-671a15577f9sm198124a12.17.2026.04.13.01.27.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Apr 2026 01:27:43 -0700 (PDT) Message-ID: <23c2f6c3-1bcf-4bd3-9fb3-71d6c8d1a4eb@oss.qualcomm.com> Date: Mon, 13 Apr 2026 10:27:41 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/35] irqchip/qcom-pdc: Clean up register mapping and DT descriptions To: Mukesh Ojha , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: cros-qcom-dts-watchers@chromium.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20260410184124.1068210-1-mukesh.ojha@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260410184124.1068210-1-mukesh.ojha@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: hQo3yb0nlyIK4w3X6mJ7zH9eXvCbpiZ6 X-Authority-Analysis: v=2.4 cv=OpZ/DS/t c=1 sm=1 tr=0 ts=69dca901 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=VwQbUJbxAAAA:8 a=LpQP-O61AAAA:8 a=DAk3-xv8P52wg0kA9P4A:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=PEH46H7Ffwr30OY-TuGO:22 a=pioyyrs4ZptJ924tMmac:22 X-Proofpoint-ORIG-GUID: hQo3yb0nlyIK4w3X6mJ7zH9eXvCbpiZ6 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDEzMDA4MSBTYWx0ZWRfX2U0VSdm6gJP3 Gw/m6QMCpzLK/ufnj/Irb6nUBYaJv2ec0rAK/FU68DlE6qGSrZ9UB1TRhhml6gcWckhFE0+jznO MSgySMRUp4IrEP/PmC7xHZyo5zPjbbVZaGu2h/DblnFJDMvWurLozvU+C+ICa0+Fgu/F8ciVahE XcSOEHMYvJEsudqtd7thkDa/UatE4ku8BdHZ8YrqWgiFE66b+H4Cr5X5rFwbBQN7y89H5jhABPD Dng1akPe4BYa+KmPqbA0rxqrEaqjqmfBMtAHh6utXifM40/Ez6fO34Kyj90nIe9kLg+iM6Q9M3n wiOPfn9oDrl2uUwF/2KnHfCgJ3noUwTDZR/y6uFPtdr6jmupRQm1Lt5t9e4wN8AlGwxGpXLpKJY jPDb3vdSjDOV3F2JbiPkRWl5QdxpbJNd7Wsr6Qw+edFCxHvECc7DnrFZFLOd0UBH2i6tbUFyXuT k7+bgrwUUXMrsESm4eA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-13_02,2026-04-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 malwarescore=0 spamscore=0 bulkscore=0 priorityscore=1501 adultscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604130081 On 4/10/26 8:40 PM, Mukesh Ojha wrote: > The Qualcomm PDC (Power Domain Controller) hardware exposes multiple DRV > (Driver) regions, each 0x10000 bytes in size, where each region serves a > specific client in the system . Linux only needs access to the APSS DRV > region. [...] > arm64: dts: qcom: kaanapali: Drop unused second PDC reg entry > arm64: dts: qcom: lemans: Drop unused second PDC reg entry > arm64: dts: qcom: milos: Drop unused second PDC reg entry > arm64: dts: qcom: monaco: Drop unused second PDC reg entry > arm64: dts: qcom: sc8280xp: Drop unused second PDC reg entry > arm64: dts: qcom: sdx75: Drop unused second PDC reg entry > arm64: dts: qcom: talos: Drop unused second PDC reg entry I believe that was intended for this feature: https://lore.kernel.org/linux-arm-msm/1568411962-1022-8-git-send-email-ilina@codeaurora.org/ Is that something that ever turned out useful? Konrad