linux-kernel - Re: [PATCH v4 1/5] dt-bindings: interrupt-controller: loongson,liointc: Standardize the naming of 'loongson,parent-int-map'

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Date:   Fri, 17 Nov 2023 15:05:49 +0600
From:   Binbin Zhou <zhoubb.aaron@...il.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Binbin Zhou <zhoubinbin@...ngson.cn>,
        Huacai Chen <chenhuacai@...ngson.cn>,
        Thomas Gleixner <tglx@...utronix.de>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Huacai Chen <chenhuacai@...nel.org>,
        loongson-kernel@...ts.loongnix.cn, devicetree@...r.kernel.org,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        linux-mips@...r.kernel.org, lvjianmin@...ngson.cn,
        WANG Xuerui <git@...0n.name>, loongarch@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/5] dt-bindings: interrupt-controller:
 loongson,liointc: Standardize the naming of 'loongson,parent-int-map'

On Thu, Nov 16, 2023 at 11:39 PM Rob Herring <robh@...nel.org> wrote:
>
> On Mon, Nov 13, 2023 at 10:36:21AM +0800, Binbin Zhou wrote:
> > Since the 'loongson,parent_int_map' attribute naming is non-standard, we
> > should use 'loongson,parent-int-map' instead.
> > Also, 'loongson,parent_int_map' will be marked as deprecated.
>
> Again, as I said last time, it is not worth adding
> 'loongson,parent-int-map' and having to support both forms in the kernel
> forever. If you can define a time that we keep 'loongson,parent_int_map'
> that's less than "forever", then may be it would be worth changing.
>
> To put this another way, using '-' instead of '_' is for *new* bindings,
> not existing users.
>
OK, I see, and I will fix it in the next version.

Thanks.
Binbin

> Rob