Re: [PATCH 1/2] arm64: dts: renesas: r8a77970: add I2C support

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Hi Sergei,

On Thu, Nov 16, 2017 at 10:06 PM, Sergei Shtylyov
<sergei.shtylyov@xxxxxxxxxxxxxxxxxx> wrote:
> Define the generic R8A77970 parts of the I2C[0-4] device node.
>
> Based on the original (and large) patch by Daisuke Matsushita
> <daisuke.matsushita.ns@xxxxxxxxxxx>.
>
> Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>

Thanks for your patch!

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

> @@ -483,5 +491,85 @@
>                         #address-cells = <1>;
>                         #size-cells = <0>;
>                 };
> +
> +               i2c0: i2c@e6500000 {
> +                       compatible = "renesas,i2c-r8a77970",
> +                                    "renesas,rcar-gen3-i2c";
> +                       reg = <0 0xe6500000 0 0x40>;
> +                       interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
> +                       clocks = <&cpg CPG_MOD 931>;
> +                       power-domains = <&sysc 32>;
> +                       resets = <&cpg 931>;
> +                       dmas = <&dmac1 0x91>, <&dmac1 0x90>;

Can't all five i2c interfaces be used with both dmac1 and dmac2?

With that fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

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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