[PATCH v3 0/3] Add support for reporting boot status on Qualcomm IPQ9574 and IPQ5332

From: Kathiravan Thirumoorthy

Date: Mon Oct 19 2026 - 14:00:37 EST


Similar to IPQ5424, add the IMEM node and the restart-reason child node
on IPQ9574 and IPQ5332 to enable reporting of watchdog boot status.

Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>
---
Changes in v3:
- Picked the A-b tag
- Squashed 2/5, 3/5 and 4/5, 5/5 into one to match with the schema
definition
- Link to v2: https://patch.msgid.link/20261002-imem_restart_reason-v2-0-61703c6362e3@xxxxxxxxxxxxxxxx

Changes in v2:
- Placed the compatibles in alphabetical order
- Fixed the unit-address in the restartreason-sram node in 4/5 and 5/5
- Link to v1: https://patch.msgid.link/20261001-imem_restart_reason-v1-0-79f516906010@xxxxxxxxxxxxxxxx

To: Rob Herring <robh@xxxxxxxxxx>
To: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>
To: Conor Dooley <conor+dt@xxxxxxxxxx>
To: Bjorn Andersson <andersson@xxxxxxxxxx>
To: Konrad Dybcio <konradybcio@xxxxxxxxxx>
To: Abel Vesa <abelvesa@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-arm-msm@xxxxxxxxxxxxxxx

---
Kathiravan Thirumoorthy (3):
dt-bindings: sram: Document IMEM found in Qualcomm's IPQ9574 and IPQ5332
arm64: dts: qcom: ipq9574: add support to get watchdog bootstatus from IMEM
arm64: dts: qcom: ipq5332: add support to get watchdog bootstatus from IMEM

Documentation/devicetree/bindings/sram/sram.yaml | 2 ++
arch/arm64/boot/dts/qcom/ipq5332.dtsi | 16 ++++++++++++++++
arch/arm64/boot/dts/qcom/ipq9574.dtsi | 16 ++++++++++++++++
3 files changed, 34 insertions(+)
---
base-commit: 2efb7a11f1aa4d2dc285fe2680cca22cb9f72f64
change-id: 20260929-imem_restart_reason-15c5b95f9a5a

Best regards,
--
Kathiravan Thirumoorthy <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>