Messages in this thread | | | Date | Mon, 9 Apr 2018 15:10:27 -0500 | From | Rob Herring <> | Subject | Re: [PATCH v3 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1 reboot driver |
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On Thu, Mar 29, 2018 at 08:46:58AM +0100, Michel Pollet wrote: > The Renesas RZ/N1 Family (Part #R9A06G0xx) requires a driver > as part of the sysctrl MFD to handle rebooting the CA7 cores. > This documents the driver bindings. > > Signed-off-by: Michel Pollet <michel.pollet@bp.renesas.com> > --- > .../bindings/power/renesas,rzn1-reboot.txt | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt > > diff --git a/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt > new file mode 100644 > index 0000000..f592769 > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt > @@ -0,0 +1,20 @@ > +DT bindings for the Renesas RZ/N1 Reboot Driver > + > +== Reboot Driver Node == > + > +The reboot driver is always a subnode of the system controller node, see > +renesas,rzn1-sysctrl.txt for details. > + > +Bindings: > ++ Required: > + compatible = "renesas,rzn1-reboot"; > + > +Example: > + sysctrl: sysctrl@4000c000 { > + compatible = "renesas,rzn1-sysctrl", "syscon", "simple-mfd";
Are there other functions for this block? If so, please define a complete binding for the block.
> + reg = <0x4000c000 0x1000>; > + > + reboot { > + compatible = "renesas,rzn1-reboot";
Why is this node needed? The driver for "renesas,rzn1-sysctrl" should be able to register as a reboot handler/driver/provider.
Rob
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