On Mon, 2024-04-01 at 08:56 -0500, Rob Herring wrote: > On Thu, Mar 28, 2024 at 10:22:30AM +0800, Peter Yin wrote: > > To use the SCU register to obtain reset flags for supporting > > bootstatus. > > > > Signed-off-by: Peter Yin <peteryin.openbmc@xxxxxxxxx> > > --- > > Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt > > index 3208adb3e52e..80a1f58b5a2e 100644 > > --- a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt > > +++ b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt > > @@ -8,6 +8,8 @@ Required properties: > > > > - reg: physical base address of the controller and length of memory mapped > > region > > + - aspeed,scu: a reference to the System Control Unit node of the Aspeed > > + SOC. > > You cannot add new required properties as that is an ABI break. > > If there's only 1 SCU instance, you can just fetch its node by > compatible with no DT change. > > What's the plan for converting this binding to schema? This is the 2nd > new property in 6 months. I had a patch converting it in a local branch which I've now sent: https://lore.kernel.org/all/20240402120118.282035-1-andrew@xxxxxxxxxxxxxxxxxxxx/ Perhaps we can pull it into this series? Andrew
