Re: [PATCH v6 3/5] dt-bindings: watchdog: qcom-wdt: Document sram property
From: Rob Herring (Arm)
Date: Mon Feb 09 2026 - 12:57:01 EST
On Fri, 30 Jan 2026 16:14:32 +0530, Kathiravan Thirumoorthy wrote:
> Document the "sram" property for the watchdog device on Qualcomm
> IPQ platforms. Use this property to extract the restart reason from
> IMEM, which is updated by XBL. Populate the watchdog's bootstatus sysFS
> entry with this information, when the system reboots due to a watchdog
> timeout.
>
> Describe this property for the IPQ5424 watchdog device and extend support
> to other targets subsequently.
>
> Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>
> ---
> 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
> ---
> Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>