Hi Chris,
On Mon, Feb 13, 2017 at 7:25 PM, Chris Brandt <[email protected]> wrote:
> Add device tree bindings document for renesas-reset driver.
> This driver uses the WDT hardware to issue an immediate reset.
>
> Signed-off-by: Chris Brandt <[email protected]>
> ---
> .../devicetree/bindings/power/reset/renesas-reset.txt | 15
> +++++++++++++++
> 1 file changed, 15 insertions(+)
> create mode 100644
> Documentation/devicetree/bindings/power/reset/renesas-reset.txt
>
> diff --git a/Documentation/devicetree/bindings/power/reset/renesas-reset.txt
> b/Documentation/devicetree/bindings/power/reset/renesas-reset.txt
> new file mode 100644
> index 0000000..241722d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/renesas-reset.txt
> @@ -0,0 +1,15 @@
> +Device-Tree bindings for Renesas WDT reset functionality
Please drop "reset", as this is a watchdog device.
> +Required properties:
> + - compatible: must be one or more of the following:
> + - "renesas,r7s72100-reset" for the r7s72100 SoC
> + - "renesas,wdt-reset"
> + This is a fallback for the above renesas,*-reset entries
Please use "renesas,r7s72100-wdt". DT describes the hardware (watchdog),
not the software policy (use it for reset only, as a max. timeout of 125 ms is
too short for a usable watchdog).
> + - reg: base address and length of the WDT register block
> +
> +Example node:
> + wdt: timer@fcfe0000 {
> + compatible = "renesas,r7s72100-reset", "renesas,wdt-reset";
> + reg = <0xfcfe0000 0x6>;
> + };
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
