Thread (21 messages) 21 messages, 6 authors, 2026-02-17

Re: [PATCH v6 5/5] arm64: dts: qcom: ipq5424: add support to get watchdog bootstatus from IMEM

From: Dmitry Baryshkov <hidden>
Date: 2026-01-31 08:18:36
Also in: linux-arm-msm, linux-watchdog, lkml

On Fri, Jan 30, 2026 at 04:14:34PM +0530, Kathiravan Thirumoorthy wrote:
Add the "sram" property to the watchdog device node to enable
retrieval of the system restart reason from IMEM, populated by XBL.
Parse this information in the watchdog driver and update the bootstatus
sysFS if the restart was triggered by a watchdog timeout.

Signed-off-by: Kathiravan Thirumoorthy <redacted>
---
Changes in v6:
	- Update the 'sram' property to point to the SRAM region
Changes in v5:
	- Rename the property 'qcom,imem' to 'sram'
Changes in v4:
	- New patch
---
 arch/arm64/boot/dts/qcom/ipq5424.dtsi | 5 +++++
 1 file changed, 5 insertions(+)
Reviewed-by: Dmitry Baryshkov <redacted>


-- 
With best wishes
Dmitry
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