linux-kernel - Re: [PATCH 08/16] arm: dts: rda8810pl: Add interrupt controller support

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Date:   Mon, 19 Nov 2018 12:29:07 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        devicetree@...r.kernel.org,
        Amit Kucheria <amit.kucheria@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>, zhao_steven@....net,
        service@...micro.com,
        Andreas Färber <afaerber@...e.de>
Subject: Re: [PATCH 08/16] arm: dts: rda8810pl: Add interrupt controller support

On Mon, Nov 19, 2018 at 11:11 AM Manivannan Sadhasivam
<manivannan.sadhasivam@...aro.org> wrote:
>
> Add interrupt controller support for RDA Micro RDA8810PL SoC.

There's no point in splitting this to a separate patch. Without it,
the DT is not functional.

> Signed-off-by: Andreas Färber <afaerber@...e.de>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  arch/arm/boot/dts/rda8810pl.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rda8810pl.dtsi b/arch/arm/boot/dts/rda8810pl.dtsi
> index 7f1ff2021eff..093d6980bfbd 100644
> --- a/arch/arm/boot/dts/rda8810pl.dtsi
> +++ b/arch/arm/boot/dts/rda8810pl.dtsi
> @@ -9,6 +9,7 @@
>
>  / {
>         compatible = "rda,8810pl";
> +       interrupt-parent = <&intc>;
>         #address-cells = <1>;
>         #size-cells = <1>;
>
> @@ -49,6 +50,13 @@
>                         #address-cells = <1>;
>                         #size-cells = <1>;
>                         ranges = <0x0 0x20800000 0x100000>;
> +
> +                       intc: interrupt-controller {


unit-address?

> +                               compatible = "rda,8810pl-intc";
> +                               reg = <0x0 0x1000>;
> +                               interrupt-controller;
> +                               #interrupt-cells = <2>;
> +                       };
>                 };
>
>                 apb@...00000 {
> --
> 2.17.1
>