Hi Jacopo,

On Wed, Nov 15, 2017 at 11:55 AM, Jacopo Mondi
<jacopo+rene...@jmondi.org> wrote:
> Add Capture Engine Unit (CEU) node to device tree.
>
> Signed-off-by: Jacopo Mondi <jacopo+rene...@jmondi.org>

Thanks for your patch!

> --- a/arch/arm/boot/dts/r7s72100.dtsi
> +++ b/arch/arm/boot/dts/r7s72100.dtsi
> @@ -136,8 +136,8 @@
>                         compatible = "renesas,r7s72100-mstp-clocks", 
> "renesas,cpg-mstp-clocks";
>                         reg = <0xfcfe042c 4>;
>                         clocks = <&p0_clk>;

You forgot to add an entry to clocks.
The parent clock of the CEU module clock is b_clk.

> -                       clock-indices = <R7S72100_CLK_RTC>;
> -                       clock-output-names = "rtc";
> +                       clock-indices = <R7S72100_CLK_RTC R7S72100_CLK_CEU>;
> +                       clock-output-names = "rtc", "ceu";

Usually we follow the order from <dt-bindings/clock/r7s72100-clock.h>,
so CEU should come before RTC.

> @@ -666,4 +666,12 @@
>                 power-domains = <&cpg_clocks>;
>                 status = "disabled";
>         };
> +
> +       ceu: ceu@e8210000 {
> +               reg = <0xe8210000 0x209c>;
> +               compatible = "renesas,renesas-ceu";
> +               interrupts = <GIC_SPI 332 IRQ_TYPE_LEVEL_HIGH>;
> +               power-domains = <&cpg_clocks>;

if you describe the device to be part of the CPG clock domain, you should
provide a clocks property:

        clocks = <&mstp6_clks R7S72100_CLK_CEU>;

> +               status = "disabled";
> +       };
>  };

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@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

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