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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-64b916b372esm38283354a12.32.2025.12.31.03.52.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 31 Dec 2025 03:52:57 -0800 (PST) Message-ID: <26838d5c-230e-425f-bd38-0160d30b00a0@oss.qualcomm.com> Date: Wed, 31 Dec 2025 12:52:55 +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 1/2] dt-bindings: interrupt-controller: qcom,pdc: Document x1p42100 PDC To: Krzysztof Kozlowski , Maulik Shah , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20251231-purwa_pdc-v1-0-2b4979dd88ad@oss.qualcomm.com> <20251231-purwa_pdc-v1-1-2b4979dd88ad@oss.qualcomm.com> <209c49fb-04a6-43dc-a3f1-8451e3946d06@kernel.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <209c49fb-04a6-43dc-a3f1-8451e3946d06@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: X_ZW3iunmof0uuxaVdVre_fMPdXNcXi7 X-Proofpoint-GUID: X_ZW3iunmof0uuxaVdVre_fMPdXNcXi7 X-Authority-Analysis: v=2.4 cv=HNvO14tv c=1 sm=1 tr=0 ts=69550e9b cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=3f242UcOTUeKJ-iiDoMA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjMxMDEwNCBTYWx0ZWRfXxE8ZVmB+wQ9L uAJl8LKG3eCDVYqKCcqm4dR1mT08n+eXOXBNBOfmE3AfCiRGBK4kwag9mN3cMQuzRuZu0Rl5jRA ppkydk4/UAWTwQRMN5mlK7EvdIugZsQXVWeMGv5PxX3fkQPbCqM9m0nnFM7yc7Mrbw2o1xJgUgz HS4Dsg+ik8/W0hf69AOwwn4a3fl2mreBv+6ZKIGgxapEyabR0ibBX7quubN37xleY6UVR6CO5/u eCYvh2olsK31P2NxWfm/bR4Q0MMfydyuqkC7me8Kr9ABmWsQuWSp9LGthX0RQ5bQJ9JZ4Y91IOO j2VMdTmgWHX8B5K29zF3KdgKu9EfIwYMojI4HWFY/FsmuBQPeOua5sWogX3Q3iS5nIhcBbtRrOe JR471lz3hPPIrUTAFd8dPxgqen1NSoT660W88IjU2u26e43JDBHeR5IwZvInRslh4Dd1dw5Ga3K BUyAkzN/KwRCP6AmkVQ== 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=2025-12-31_03,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 impostorscore=0 bulkscore=0 adultscore=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512310104 On 12/31/25 11:49 AM, Krzysztof Kozlowski wrote: > On 31/12/2025 11:18, Maulik Shah wrote: >> Purwa shares the Hamoa (X1E80100) PDC device, but the hardware register > > We don't use Hamoa name in upstream. (the file is now called hamoa.dtsi) Konrad >> bug addressed in commit e9a48ea4d90b ("irqchip/qcom-pdc: Workaround >> hardware register bug on X1E80100") is already fixed in Purwa silicon. >> >> Hamoa compatible forces the software workaround. Add PDC compatible >> for purwa as "qcom,x1p42100-pdc" to remove the workaround from Purwa. >> >> Fixes: f08edb529916 ("arm64: dts: qcom: Add X1P42100 SoC and CRD") > > Your are describing wrong bug being fixed... or actually not a bug. > Every SoC should have dedicated compatible (see writing bindings) and > missing compatible is not a bug. > > Best regards, > Krzysztof