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SubjectRe: [linux-sunxi] [PATCH 1/3] net: stmmac: dwmac-sun8i: drop V3s compatible and add V3 one
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于 2018年2月3日 GMT+08:00 下午2:00:33, Julian Calaby <julian.calaby@gmail.com> 写到:
>Hi Icenowy,
>
>On Sat, Feb 3, 2018 at 5:04 AM, Icenowy Zheng <icenowy@aosc.io> wrote:
>> The V3s is just a differently packaged version of the V3 chip, which
>has
>> a MAC with the same capability with H3. The V3s just doesn't wire out
>> the external MII/RMII/RGMII bus. (V3 wired out it).
>>
>> Drop the compatible string of V3s in the dwmac-sun8i driver, and add
>a
>> V3 compatible string, which has all capabilities.
>
>Aren't compatible strings technically API, so don't we need to support
>those that are out in the wild "forever"?
>
>Therefore shouldn't we leave the v3s variant around for compatibility
>with existing device trees?

You can run grep at arch/arm/boot/dts, this compatible
string is not used at all.

>
>Thanks,

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