[PATCH 1/4] arm64: dts: renesas: r8a77970: Add IPMMU device nodes

[geert@linux-m68k.org (Geert Uytterhoeven)]

On Wed, Nov 1, 2017 at 11:35 AM, Simon Horman
<horms+renesas@verge.net.au> wrote:
> Add r8a77970 IPMMU nodes and keep all disabled by default.
>
> Based on work for the r8a7796 by Magnus Damm
>
> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

With the compatible value for ipmmu_ds1 fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

My comments for r8a7795.dtsi about IPMMU-* comments and power-domains
properties are applicable here, too.

> --- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi

[...]

> +               ipmmu_ds1: mmu at e7740000 {
> +                       compatible = "renesas,ipmmu-r8a7796";

"renesas,ipmmu-r8a77970"

> +                       reg = <0 0xe7740000 0 0x1000>; /* IPMMU-DS1 */
> +                       renesas,ipmmu-main = <&ipmmu_mm 1>;
> +                       #iommu-cells = <1>;
> +                       status = "disabled";
> +               };

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

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