linux-kernel - Re: [PATCH v5 5/7] arm: dts: sun8i: split Allwinner H3 .dtsi

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Message-ID: <579a2e9f-335f-04b7-fce2-ee4d2128141f@arm.com>
Date:   Mon, 27 Feb 2017 08:20:40 +0000
From:   Marc Zyngier <marc.zyngier@....com>
To:     Chen-Yu Tsai <wens@...e.org>, Icenowy Zheng <icenowy@...c.xyz>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Andre Przywara <andre.przywara@....com>,
        linux-clk <linux-clk@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH v5 5/7] arm: dts: sun8i: split Allwinner H3 .dtsi

On 26/02/17 03:46, Chen-Yu Tsai wrote:
> Hi,

[...]

>> -               gic: interrupt-controller@...81000 {
>> -                       compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
>> -                       reg = <0x01c81000 0x1000>,
>> -                             <0x01c82000 0x2000>,
>> -                             <0x01c84000 0x2000>,
>> -                             <0x01c86000 0x2000>;
>> -                       interrupt-controller;
>> -                       #interrupt-cells = <3>;
>> -                       interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
> 
> The gic bits seem to be the same for both SoCs, aside from the
> different compatible
> string. Marc had sent a series to change them all to arm,gic-400, which is the
> proper name for it, but it wasn't merged. I'm assuming the compatibles
> are equal?
> If so then it can also be shared.

The series was fixing the various GICv2 memory maps, and is now in
mainline. If you have a good indication that all these SoCs are indeed
featuring a gic-400, feel free to amend the DT.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...