Message-ID: <bae5336c-a26a-cabb-6b83-ee9cece18130@gmail.com>
Date:   Wed, 3 May 2023 15:29:58 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Olof Johansson <olof@...om.net>,
        Christian Marangi <ansuelsmth@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-actions@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev,
        Linux-OMAP <linux-omap@...r.kernel.org>,
        linux-amlogic@...ts.infradead.org, linux-arm-kernel@...s.com,
        linux-aspeed@...ts.ozlabs.org,
        linux-rpi-kernel@...ts.infradead.org,
        chrome-platform@...ts.linux.dev,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        linux-samsung-soc@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        kernel@...electronics.com, linux-mediatek@...ts.infradead.org,
        openbmc@...ts.ozlabs.org, linux-tegra@...r.kernel.org,
        "linux-oxnas@...ups.io" <linux-oxnas@...ups.io>,
        linux-arm-msm@...r.kernel.org, linux-unisoc@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        linux-realtek-soc@...ts.infradead.org
Subject: Re: [RFC PATCH 0/1] Categorize ARM dts directory

On 5/2/23 18:04, Rob Herring wrote:
> On Tue, May 2, 2023 at 6:02 PM Florian Fainelli <f.fainelli@...il.com> wrote:
>>
>> On 5/2/23 12:40, Rob Herring wrote:
>>> On Tue, May 2, 2023 at 3:15 AM Arnd Bergmann <arnd@...db.de> wrote:
>>>>
>>>> On Tue, Apr 25, 2023, at 17:57, Rob Herring wrote:
>>>>> On Tue, Apr 25, 2023 at 2:28 AM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>>>>>
>>>>>> Does your script also cater for .dts files not matching any pattern,
>>>>>> but including a .dtsi file that does match a pattern?
>>>>>
>>>>> I assume I built everything after moving, but maybe not...
>>>>>
>>>>> That's all just "details". First, we need agreement on a) moving
>>>>> things to subdirs and b) doing it 1-by-1 or all at once. So far we've
>>>>> been stuck on a) for being 'too much churn'.
>>>>
>>>> Sorry for missing most of the discussion last week. The script sounds
>>>> fine to me, the only reason I didn't want to do this in the past is that
>>>> we had the plan to move platforms out of the kernel tree to an external
>>>> repository and I wanted to do this platform at a time and also only move
>>>> each one once. I don't think that is going to happen anytime soon now,
>>>> so let's just do your script.
>>>>
>>>> Can you send me the script and/or a pull request of the resulting
>>>> tree based on my soc/dt branch? Everything is merged upstream,
>>>> and I think git-merge would handle the remaining merges with any
>>>> other changes in mainline.
>>>
>>> I've dusted off my script and made a branch[1] with the result.
>>> There's just a couple of fixes needed after the script is run (see the
>>> top commit). The cross arch includes are all fixed up by the script.
>>> dtbs_install maintains a flat install. I compared the number of .dtbs
>>> before and after to check the script.
>>>
>>> I think the only issue remaining is finalizing the mapping of
>>> platforms to subdirs. What I have currently is a mixture of SoC
>>> families and vendors. The most notable are all the Freescale/NXP
>>> platforms, pxa, socfpga, and stm32. It's not consistent with arm64
>>> either. Once that's finalized, I still need to go update MAINTAINERS.
>>>
>>> Here's the current mapping:
>>>
>>> vendor_map = {
>>>       'alphascale' : 'alphascale',
>>>       'alpine' : 'alpine',
>>>       'artpec' : 'axis',
>>>       'axm' : 'lsi',
>>>       'cx9' : 'cnxt',
>>>       'ecx' : 'calxeda',
>>>       'highbank' : 'calxeda',
>>>       'ep7' : 'cirrus',
>>>       'mxs': 'mxs',
>>>       'imx23': 'mxs',
>>>       'imx28': 'mxs',
>>>       'sun' : 'allwinner',
>>>       'imx': 'imx',
>>>       'e6' : 'imx',
>>>       'e7' : 'imx',
>>>       'mba6' : 'imx',
>>>       'ls': 'fsl',
>>>       'vf': 'fsl',
>>>       'qcom': 'qcom',
>>>       'am3' : 'ti',
>>>       'am4' : 'ti',
>>>       'am5' : 'ti',
>>>       'dra' : 'ti',
>>>       'keystone' : 'ti',
>>>       'omap' : 'ti',
>>>       'compulab' : 'ti',
>>>       'logicpd' : 'ti',
>>>       'elpida' : 'ti',
>>>       'motorola' : 'ti',
>>>       'twl' : 'ti',
>>>       'da' : 'ti',
>>>       'dm' : 'ti',
>>>       'nspire' : 'nspire',
>>>       'armada' : 'marvell',
>>>       'dove' : 'marvell',
>>>       'kirkwood' : 'marvell',
>>>       'orion' : 'marvell',
>>>       'mvebu' : 'marvell',
>>>       'mmp' : 'marvell',
>>>       'berlin' : 'berlin',
>>>       'pxa2' : 'pxa',
>>>       'pxa3' : 'pxa',
>>>       'pxa' : 'marvell',
>>>       'arm-' : 'arm',
>>>       'integ' : 'arm',
>>>       'mps' : 'arm',
>>>       've' : 'arm',
>>>       'aspeed' : 'aspeed',
>>>       'ast2' : 'aspeed',
>>>       'facebook' : 'aspeed',
>>>       'ibm' : 'aspeed',
>>>       'openbmc' : 'aspeed',
>>>       'en7' : 'airoha',
>>>       'at91' : 'microchip',
>>>       'sama' : 'microchip',
>>>       'sam9' : 'microchip',
>>>       'usb_' : 'microchip',
>>>       'tny_' : 'microchip',
>>>       'mpa1600' : 'microchip',
>>>       'animeo_ip' : 'microchip',
>>>       'aks-cdu' : 'microchip',
>>>       'ethernut5' : 'microchip',
>>>       'evk-pro3' : 'microchip',
>>>       'pm9g45' : 'microchip',
>>>       'ge86' : 'microchip',
>>>       'bcm' : 'brcm',
>>
>> How about we use 'broadcom' here, to follow what arm64 does? I could
>> rename arch/mips/boot/dts/brcm to arch/mips/boot/dts/broadcom for
>> consistency, too?
> 
> Okay, though if starting clean I'd somewhat prefer to use the vendor
> prefix. I guess since arm and arm64 share dtsi files, they should
> match.

Sounds good to me, let's go with "brcm" then.
-- 
Florian

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