On Thu, 02 Sep 2021 17:57:49 -0500, Samuel Holland wrote: > D1 keeps the same register layout and clock sources as the R329, but it > adds a key field which must be set to update the watchdog's "CFG" and > "MODE" registers. Therefore it is not backward-compatible. > > Similarly to the R329, the D1 has three watchdog instances, and only one > of them has the "soft reset" registers. So that instance needs an extra > compatible string. > > Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx> > --- > Changes v2 to v3: > - Add additional allwinner,sun20i-d1-wdt-reset compatible > Changes v1 to v2: > - None > > .../bindings/watchdog/allwinner,sun4i-a10-wdt.yaml | 6 ++++++ > 1 file changed, 6 insertions(+) > Acked-by: Rob Herring <robh@xxxxxxxxxx>