Re: [RFC PATCH 0/1] Categorize ARM dts directory

[Neil Armstrong]

On 03/05/2023 00:01, Christian Hewitt wrote:
> > On 2 May 2023, at 8:40 pm, Rob Herring <robh+dt@xxxxxxxxxx> wrote:
> >
> > On Tue, May 2, 2023 at 3:15 AM Arnd Bergmann <arnd@xxxxxxxx> wrote:
> > > On Tue, Apr 25, 2023, at 17:57, Rob Herring wrote:
> > > > On Tue, Apr 25, 2023 at 2:28 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> 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)

Ack we're trying to get rid of meson, so it would be time.

Neil

> 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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