On 15/08/2023 15:59, Robert Marko wrote: > IPQ5018 has SDI (Secure Debug Image) enabled by TZ by default, and that > means that WDT being asserted or just trying to reboot will hang the board > in the debug mode and only pulling the power and repowering will help. > Some IPQ4019 boards like Google WiFI have it enabled as well. > > So, lets add a boolean property to indicate that SDI should be disabled. > > Signed-off-by: Robert Marko <robimarko@xxxxxxxxx> > --- > Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > index 4233ea839bfc..bf753192498a 100644 > --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > @@ -89,6 +89,14 @@ properties: > protocol to handle sleeping SCM calls. > maxItems: 1 > > + qcom,sdi-disable: The property should describe rather current hardware/firmware state, instead of expressing your intention for OS what to do. Therefore rather: qcom,sdi-enabled or qcom,secure-debug-image Best regards, Krzysztof
