Message-Id: <AEB0917D-37B0-428B-8FF5-90125BBA7D18@gmail.com>
Date:   Tue, 2 May 2023 23:01:04 +0100
From:   Christian Hewitt <christianshewitt@...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 2 May 2023, at 8:40 pm, Rob Herring <robh+dt@...nel.org> 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',
>    'exynos' : 'samsung',
>    's3c' : 'samsung',
>    's5p' : 'samsung',
>    'gemini' : 'gemini',
>    'hi3' : 'hisilicon',
>    'hip' : 'hisilicon',
>    'hisi' : 'hisilicon',
>    'sd5' : 'hisilicon',
>    'hpe' : 'hpe',
>    'intel': 'intel',
>    'mt' : 'mediatek',
>    'meson' : 'meson',

‘meson’ : ‘amlogic’,

^ to match the SoC vendor name (and arm64)

Christian

>    'moxa' : 'moxa',
>    'mstar' : 'mstar',
>    'nuvo' : 'nuvoton',
>    'lpc' : 'lpc',
>    'lan96' : 'microchip',
>    'owl' : 'actions',
>    'ox8' : 'oxsemi',
>    'rda' : 'rda',
>    'rtd' : 'realtek',
>    'r7' : 'renesas',
>    'r8' : 'renesas',
>    'r9' : 'renesas',
>    'emev2' : 'renesas',
>    'sh73a' : 'renesas',
>    'gr-' : 'renesas',
>    'iwg' : 'renesas',
>    'rk' : 'rockchip',
>    'rv11' : 'rockchip',
>    'rockchip' : 'rockchip',
>    'socfpga' : 'socfpga',
>    'stm' : 'stm32',
>    'sti' : 'sti',
>    'st-pin' : 'sti',
>    'ste' : 'st-ericsson',
>    'spear' : 'spear',
>    'axp' : 'allwinner',
>    'tegra' : 'nvidia',
>    'milbeaut' : 'socionext',
>    'uniph' : 'socionext',
>    'vt8500' : 'vt8500',
>    'wm8' : 'vt8500',
>    'xen' : 'xen',
>    'zx' : 'zte',
>    'zynq' : 'xilinx',
> }
> 
> Rob
> 
> [1] git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git arm-dts-move-v2
> 
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