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@xxxxxxxxxxxxxx>
> ---
> .../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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