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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b723d3a3292sm206709566b.6.2025.11.04.04.48.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Nov 2025 04:48:57 -0800 (PST) Message-ID: <45a74411-32a0-4a28-a738-9f44d66c0de3@oss.qualcomm.com> Date: Tue, 4 Nov 2025 13:48:55 +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] dt-bindings: sram: qcom,imem: drop the IPQ5424 compatible To: Kathiravan Thirumoorthy , Krzysztof Kozlowski Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251015-ipq5424-imem-v1-1-ee1c1476c1b6@oss.qualcomm.com> <20251021-quaint-hopping-tuna-0dade2@kuoka> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTA0MDEwNiBTYWx0ZWRfX8mG4uxSIkiUR e1kyQjAeZafB6K3610id17lPDtJKTmXIr7hN3nOsh0JlBJrFd5UbXVZoRBbEamVzABtDLPRJGVU E5CCSFuGY7lnJBW/4LcXo6QnNyL+a0VlqI3oNbzy9vcFU4GGkJLOjN3JiYN3+simwcN4ktfnCO7 b1V5TtCpDiSari+SdgnEIPXYkryptlNe0cGY2azEMTfVoiENHxuiZ4om0hXkICCVRrKzpXrLAfL 5HCfm4MWSzJ1mwEmqFo2pfKxTvQpMqRznDlwaQH+vFFE4rs9QqRaXvUoTSZF/KR0mdrX5OJlYRk CGz3PmoxeCCN7HaA1MC+TK8gLY58PD8sg8Yzn7i4O12hgKNI5cAfwbzaRP4GT0I7/CMM/E5MhAz 6CgpxRFUsRA8C6Ufa2O5gLUIcZlYzw== X-Proofpoint-ORIG-GUID: _j7SxQ_FgK27_LQ28aqAp-1qZMsKeXV0 X-Authority-Analysis: v=2.4 cv=CbsFJbrl c=1 sm=1 tr=0 ts=6909f63c cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=NEAV23lmAAAA:8 a=EUspDBNiAAAA:8 a=0-4AHAZY_8J3BnaaqUIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-GUID: _j7SxQ_FgK27_LQ28aqAp-1qZMsKeXV0 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=2025-11-04_01,2025-11-03_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 bulkscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 adultscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511040106 On 10/27/25 5:59 AM, Kathiravan Thirumoorthy wrote: > > On 10/21/2025 12:32 PM, Krzysztof Kozlowski wrote: >> On Wed, Oct 15, 2025 at 11:46:58AM +0530, Kathiravan Thirumoorthy wrote: >>> Based on the recent discussion in the linux-arm-msm list[1], it is not >>> appropriate to define the IMEM (On-Chip SRAM) as syscon or MFD. Since >>> there are no consumers of this compatible, drop it and move to >>> mmio-sram. >>> >>> While at it, add a comment to not to extend the list and move towards >>> mmio-sram. >>> >>> [1] https://lore.kernel.org/linux-arm-msm/e4c5ecc3-fd97-4b13-a057-bb1a3b7f9207@kernel.org/ >>> >>> Signed-off-by: Kathiravan Thirumoorthy >>> --- >>>   Documentation/devicetree/bindings/sram/qcom,imem.yaml | 3 +-- >>>   1 file changed, 1 insertion(+), 2 deletions(-) >>> >>> diff --git a/Documentation/devicetree/bindings/sram/qcom,imem.yaml b/Documentation/devicetree/bindings/sram/qcom,imem.yaml >>> index 6a627c57ae2fecdbb81cae710f6fb5e48156b1f5..3147f3634a531514a670e714f3878e5375db7285 100644 >>> --- a/Documentation/devicetree/bindings/sram/qcom,imem.yaml >>> +++ b/Documentation/devicetree/bindings/sram/qcom,imem.yaml >>> @@ -14,11 +14,10 @@ description: >>>     transactions. >>>     properties: >>> -  compatible: >>> +  compatible: # Don't grow this list. Please use mmio-sram if possible >>>       items: >>>         - enum: >>>             - qcom,apq8064-imem >>> -          - qcom,ipq5424-imem >> And where is qcom,ipq5424-imem added? This is supposed to be one patch. > > > Kindly excuse for the delay in the response as I was out of work. > > This is supposed to be added in the sram.yaml binding, but I haven't completed that yet. Between Konrad has done some rework [1] on removing the imem.yaml and combined with sram.yaml (in his dev tree). So I hope it will be taken care along with that. > > Konrad, Can you help to share the plan on when the patches will be posted for review? It will be helpful for reviving my other series[2] and obviously yours too :) > > [1] https://github.com/quic-kdybcio/linux/commits/topic/imem_sram/ > > [2] https://lore.kernel.org/linux-arm-msm/20250610-wdt_reset_reason-v5-0-2d2835160ab5@oss.qualcomm.com/#t Let's get an answer on the Kaanapali thread and go from there https://lore.kernel.org/linux-arm-msm/176222838026.1146775.13955186005277266199.b4-ty@kernel.org/T/#mb3284a3a0bc3a9cda9cc6c0fb9433e8c2dddea2f Konrad