Hi, On Fri, Mar 06, 2020 at 04:03:40PM +0300, Sergey.Semin@xxxxxxxxxxxxxxxxxxxx wrote: > From: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> > > Optional regmap property will be used to refer to a syscon-controller > having a reboot tolerant register mapped. > > Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> > Signed-off-by: Alexey Malahov <Alexey.Malahov@xxxxxxxxxxxxxxxxxxxx> > Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx> > Cc: Paul Burton <paulburton@xxxxxxxxxx> > Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx> > --- Acked-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx> -- Sebastian > .../bindings/power/reset/syscon-reboot-mode.yaml | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml > index e09bb07b1abb..f47bf52ad983 100644 > --- a/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml > +++ b/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml > @@ -13,9 +13,8 @@ description: | > This driver gets reboot mode magic value from reboot-mode driver > and stores it in a SYSCON mapped register. Then the bootloader > can read it and take different action according to the magic > - value stored. The SYSCON mapped register is retrieved from the > - parental dt-node plus the offset. So the SYSCON reboot-mode node > - should be represented as a sub-node of a "syscon", "simple-mfd" node. > + value stored. The SYSCON mapped register is retrieved either from > + the parental dt-node or from a regmap phandle plus the offset. > > properties: > compatible: > @@ -29,6 +28,10 @@ properties: > $ref: /schemas/types.yaml#/definitions/uint32 > description: Offset in the register map for the mode register (in bytes). > > + regmap: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: Phandle to the register map node. > + > patternProperties: > "^mode-.+": > $ref: /schemas/types.yaml#/definitions/uint32 > -- > 2.25.1 >
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