Hi Fabrizio,
On Thu, Jan 25, 2018 at 7:02 PM, Fabrizio Castro
<fabrizio.castro@xxxxxxxxxxxxxx> wrote:
> This commit documents the compatibility with R-Car Gen2 and RZ/G
> devices by defining the generifc compatible string "renesas,rcar-gen2-wdt".
generic
+ SoC-specific compatible values.
> Signed-off-by: Fabrizio Castro <fabrizio.castro@xxxxxxxxxxxxxx>
> Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/watchdog/renesas-wdt.txt | 13 ++++++++-----
> 1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt b/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt
> index bf6d1ca..436dca5 100644
> --- a/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt
> +++ b/Documentation/devicetree/bindings/watchdog/renesas-wdt.txt
> @@ -1,17 +1,20 @@
> Renesas Watchdog Timer (WDT) Controller
>
> Required properties:
> -- compatible : Should be "renesas,<soctype>-wdt", and
> - "renesas,rcar-gen3-wdt" or "renesas,rza-wdt" as fallback.
> + - compatible : Must be "renesas,<soctype>-wdt", followed by a generic
> + fallback compatible string when compatible with the generic
> + version.
> Examples with soctypes are:
> + - "renesas,r8a7743-wdt" (RZ/G1M)
> + - "renesas,r8a7745-wdt" (RZ/G1E)
I guess you wanted to add r8a779[0-4], too, as you use (some of) them in
later patches in this series?
> - "renesas,r8a7795-wdt" (R-Car H3)
> - "renesas,r8a7796-wdt" (R-Car M3-W)
> - "renesas,r8a77995-wdt" (R-Car D3)
> - "renesas,r7s72100-wdt" (RZ/A1)
> + The generic compatible string must be:
> + - "renesas,rcar-gen2-wdt" for R-Car Gen2 and RZ/G
> + - "renesas,rcar-gen3-wdt" for R-Car Gen3
>
> - When compatible with the generic version, nodes must list the SoC-specific
> - version corresponding to the platform first, followed by the generic
> - version.
>
> - reg : Should contain WDT registers location and length
> - clocks : the clock feeding the watchdog timer.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
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
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