linux-kernel - Re: [PATCH v5 1/5] Documentation: Add device tree binding for Goldfish PIC driver

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Date:   Thu, 26 Oct 2017 22:08:56 -0500
From:   Rob Herring <robh@...nel.org>
To:     Aleksandar Markovic <aleksandar.markovic@...rk.com>
Cc:     linux-mips@...ux-mips.org, Miodrag Dinic <miodrag.dinic@...s.com>,
        Goran Ferenc <goran.ferenc@...s.com>,
        Aleksandar Markovic <aleksandar.markovic@...s.com>,
        "David S. Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org, Douglas Leung <douglas.leung@...s.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        James Hogan <james.hogan@...s.com>,
        Jason Cooper <jason@...edaemon.net>,
        linux-kernel@...r.kernel.org, Marc Zyngier <marc.zyngier@....com>,
        Mark Rutland <mark.rutland@....com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Paul Burton <paul.burton@...s.com>,
        Petar Jovanovic <petar.jovanovic@...s.com>,
        Raghu Gandham <raghu.gandham@...s.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v5 1/5] Documentation: Add device tree binding for
 Goldfish PIC driver

On Fri, Oct 20, 2017 at 04:33:34PM +0200, Aleksandar Markovic wrote:
> From: Miodrag Dinic <miodrag.dinic@...s.com>
> 
> Add documentation for DT binding of Goldfish PIC driver. The compatible
> string used by OS for binding the driver is "google,goldfish-pic".
> 
> Signed-off-by: Miodrag Dinic <miodrag.dinic@...s.com>
> Signed-off-by: Goran Ferenc <goran.ferenc@...s.com>
> Signed-off-by: Aleksandar Markovic <aleksandar.markovic@...s.com>
> ---
>  .../interrupt-controller/google,goldfish-pic.txt   | 30 ++++++++++++++++++++++
>  MAINTAINERS                                        |  5 ++++
>  2 files changed, 35 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt b/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
> new file mode 100644
> index 0000000..295bf97
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
> @@ -0,0 +1,30 @@
> +Android Goldfish PIC
> +
> +Android Goldfish programmable interrupt device used by Android
> +emulator.
> +
> +Required properties:
> +
> +- compatible : should contain "google,goldfish-pic"
> +- reg        : <registers mapping>
> +- interrupts : <interrupt mapping>
> +
> +Example for mips when used in cascade mode:
> +
> +        cpuintc {
> +                #interrupt-cells = <0x1>;
> +                #address-cells = <0>;
> +                interrupt-controller;
> +                compatible = "mti,cpu-interrupt-controller";
> +        };
> +
> +        goldfish_pic@...00000 {

interrupt-controller@...

With that,

Acked-by: Rob Herring <robh@...nel.org>

> +                compatible = "google,goldfish-pic";
> +                reg = <0x1f000000 0x0 0x1000>;
> +
> +                interrupt-controller;
> +                #interrupt-cells = <0x1>;
> +
> +                interrupt-parent = <&cpuintc>;
> +                interrupts = <0x2>;
> +        };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 4a3de82..4d5108f 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -872,6 +872,11 @@ S:	Supported
>  F:	drivers/android/
>  F:	drivers/staging/android/
>  
> +ANDROID GOLDFISH PIC DRIVER
> +M:	Miodrag Dinic <miodrag.dinic@...s.com>
> +S:	Supported
> +F:	Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
> +
>  ANDROID GOLDFISH RTC DRIVER
>  M:	Miodrag Dinic <miodrag.dinic@...s.com>
>  S:	Supported
> -- 
> 2.7.4
>