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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-315bebde2e6sm8918689eec.21.2026.08.07.09.35.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Aug 2026 09:35:43 -0700 (PDT) From: Md Sadre Alam Subject: [PATCH v2 0/3] Enable quad SPI mode for SPI-NAND on IPQ RDP boards Date: Fri, 07 Aug 2026 22:05:30 +0530 Message-Id: <20260807-quad_dts-v2-0-6f578d4152b7@oss.qualcomm.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAFIJdmoC/22PQQ6DIBBFr2JYF4MTgthV79E0DeK0klStDBob4 92LuGw3k/z58B6sjNA7JHbOVuZxduSGPgY4Zcy2pn8id03MDAQoURaKj5Np7k0grmpjhdTSCm1 ZPP72+HBLQl1vR/Y4TpEYjiWrDSG3Q9e5cM56XAJPVC3Ufr9DIpN8WfQfRZl0fAYuuEaroUB4A NSXgSiP1Wun5XGw3dg6CoP/pL/MRVL+PnsuIquUjVZlBZWU5g9r27Yv0zW5mhkBAAA= X-Change-ID: 20260716-quad_dts-6bac0484c08c To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Md Sadre Alam , Konrad Dybcio X-Mailer: b4 0.14.3 X-Authority-Analysis: v=2.4 cv=RKaD2Yi+ c=1 sm=1 tr=0 ts=6a760961 cx=c_pps a=rz3CxIlbcmazkYymdCej/Q==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=JIWmn_IX-yUVY0fGI_gA:9 a=QEXdDO2ut3YA:10 a=bFCP_H2QrGi7Okbo017w:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODA3MDEyOSBTYWx0ZWRfX5zFKRL1F0tOg t4B8jYWGDozJyvuQr38wZmb4GSU2sFD0/N9k51UBB8qBNNlx8RDt4kWzyRaKyz3mbQpJPWu4MDC 4UfNJmxu5J4fWZ8k2C9bc+qvtVmbDsM= X-Proofpoint-ORIG-GUID: zINrrgUQUCxbsnQXEPuiPQAflUJ-Lb-I X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODA3MDEyOSBTYWx0ZWRfX4ajEjXHqqmWw MS7EGaefYuHBkUo+VZVcKlr1MY+7rEJNGbPxRhLWKJps4i2LFg53ZycS5iKe4wKI7gXG9NuHg2y N5q1352hsMJZvYmlJq2Kumt+dryqWz9TqUDjRj5+Jeq7jMHhyia6CjJEjYyaUqP+SrlNyA1WzsN 55CYmoAEMGAQfJYMEDFK1zJScPOPy5IEymR54zWLvANOaaywRv3GiLkqzzw1kpU5uQX+E6XK+IV 8HwATPnkf/KJ13j1dFV6oPlawUKvs4ao8uR+sgtL1n67EAMnpg4h9M7mynA2Mk6aMDwAWVyRStL QGA5MJzPtlCpR4PkyLoDsBeune9MbHV3tO+1Xmd1Fci/Rg2ZsQj03eiRMIAWokGuCm/BLOlWSZe mtbR4y/HzGUWpie/nzDO4QUyuSHir7+Mt6mmR5aY3I09X0jk0AxleEIcfk53hI3Ta3+iuDma4o2 PgV4bPEtx0BZoVnh8nA== X-Proofpoint-GUID: zINrrgUQUCxbsnQXEPuiPQAflUJ-Lb-I 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=2026-08-07_03,2026-08-07_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 phishscore=0 impostorscore=0 adultscore=0 spamscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608070129 Several Qualcomm IPQ RDP platforms support quad (x4) SPI transfers between the QPIC SPI-NAND controller and the attached SPI-NAND device. However, the corresponding device trees do not currently describe the bus width capabilities of the flash device, causing transfers to fall back to the default single-bit (x1) mode. This series enables quad SPI operation on supported IPQ reference design platforms by adding spi-rx-bus-width and spi-tx-bus-width properties to the SPI-NAND device nodes. The series updates the IPQ9574, IPQ5424 and IPQ5332 based RDPs. Signed-off-by: Md Sadre Alam --- Changes in v2: - No code changes - Pick R-b tags - rebased on top of tree - updated the dependecies - Depends-on : https://lore.kernel.org/linux-arm-msm/20260807-quad-v2-0-8ec821e2f22b@oss.qualcomm.com/ - Link to v1: https://lore.kernel.org/r/20260716-quad_dts-v1-0-74d86792944a@oss.qualcomm.com --- Md Sadre Alam (3): arm64: dts: qcom: ipq9574-rdp-common: Enable quad SPI mode for SPI-NAND arm64: dts: qcom: ipq5424-rdp466: Enable quad SPI mode for SPI-NAND arm64: dts: qcom: ipq5332-rdp-common: Enable quad SPI mode for SPI-NAND arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi | 2 ++ arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts | 2 ++ arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi | 2 ++ 3 files changed, 6 insertions(+) --- base-commit: d56fa0b2bd2d9b2fddc10e8f5bdd42d56676935c change-id: 20260716-quad_dts-6bac0484c08c prerequisite-message-id : 20260807-quad-v2-0-8ec821e2f22b@oss.qualcomm.com prerequisite-patch-id: 912ede01168ddf0476ba69ab0db786186073f817 prerequisite-patch-id: ab86c050f49d3180b10e61ec20bdcc6272c8100c prerequisite-patch-id: 932ca3dc3893df6de25928b24c7c24550907088d Best regards, -- Md Sadre Alam