From: Lucas Stach <l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Shawn Guo <shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Fabio Estevam <fabio.estevam-3arQi8VN3Tc@public.gmane.org>,
Linux ARM
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
DTML <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
patchwork-lst-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org
Subject: Re: [PATCH 2/4] arm64: add basic DTS for i.MX8MQ
Date: Mon, 22 Jan 2018 18:50:21 +0100 [thread overview]
Message-ID: <1516643421.25726.17.camel@pengutronix.de> (raw)
In-Reply-To: <CAK8P3a0Yq1WuUYih6WKbbjoGRwq-rCQ8OEpuyu0=-SOVV2MNLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
Am Montag, den 22.01.2018, 16:11 +0100 schrieb Arnd Bergmann:
> On Mon, Jan 22, 2018 at 3:47 PM, Shawn Guo <shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> wrote:
> > On Wed, Jan 17, 2018 at 07:32:42PM +0100, Lucas Stach wrote:
> > > This adds the basic DTS for the i.MX8MQ.
> > > For now only the following peripherals are supported:
> > > - IOMUXC (pin controller)
> > > - CCM (clock controller)
> > > - GPIO
> > > - UART
> > > - uSDHC (SD/eMMC controller)
> > > - FEC (ethernet controller)
> > > - i2c
> > >
> > > This is enough to get a very basic board support up and running.
> > >
> > > One known limitation is that the driver for the GPC interrupt
> > > controller is still missing, rendering the CPU sleep states
> > > unusable
> > > as there is nothing waking them up anymore. This will be fixed in
> > > due course.
> > >
> > > Signed-off-by: Lucas Stach <l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
> > > ---
> > > arch/arm64/boot/dts/Makefile | 1 +
> > > arch/arm64/boot/dts/nxp/imx8mq-pinfunc.h | 632
> > > +++++++++++++++++++++++++++++++
> > > arch/arm64/boot/dts/nxp/imx8mq.dtsi | 418
> > > ++++++++++++++++++++
> >
> > So we will have the following two folders for SoCs from the same
> > company.
> >
> > arch/arm64/boot/dts/nxp/
> > arch/arm64/boot/dts/freescale/
>
> It might get worse once the sale to Qualcomm goes through and maybe
> if
> Broadcom makes another bid for Qualcomm in a few years ;-)
>
> > I'm a bit uncomfortable with that. @Arnd, do you have an opinion
> > how we
> > should handle them?
>
> It's a recurring problem of course. I have a small preference for
> just adding
> the i.mx files to arch/arm64/boot/dts/freescale/, but I'd leave it up
> to you.
The nice thing about the split into Freescale/NXP is that it nicely
separates the Layerscape and i.MX stuff, which are two quite different
architectures. But that's just a nice coincidence and I'll happily
rework the patches to whatever suits the maintainers most. Please make
a judgement call.
Regards,
Lucas
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next prev parent reply other threads:[~2018-01-22 17:50 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-17 18:32 [PATCH 1/4] ARM64: add basic Kconfig symbols for i.MX8 Lucas Stach
[not found] ` <20180117183244.28303-1-l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-17 18:32 ` [PATCH 2/4] arm64: add basic DTS for i.MX8MQ Lucas Stach
[not found] ` <20180117183244.28303-2-l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-22 11:51 ` Arnd Bergmann
2018-01-22 11:57 ` Fabio Estevam
2018-01-22 14:47 ` Shawn Guo
2018-01-22 15:11 ` Arnd Bergmann
[not found] ` <CAK8P3a0Yq1WuUYih6WKbbjoGRwq-rCQ8OEpuyu0=-SOVV2MNLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-22 17:50 ` Lucas Stach [this message]
2018-01-23 1:40 ` Shawn Guo
2018-01-23 10:36 ` Shawn Guo
2018-01-23 13:23 ` Lucas Stach
[not found] ` <1516713799.25726.21.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-25 9:48 ` aisheng.dong-sgV2jX0FEOL9JmXXK+q4OQ
[not found] ` <ebc8b28d5c2948131cc187ac8177395c-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-01-25 10:27 ` Lucas Stach
[not found] ` <1516876026.6411.23.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-25 12:34 ` Dong Aisheng
2018-02-02 7:27 ` Shawn Guo
2018-01-29 17:45 ` Rob Herring
2018-01-29 17:55 ` Rob Herring
2018-01-29 18:00 ` Lucas Stach
[not found] ` <1517248844.2804.16.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-30 14:55 ` Rob Herring
2018-01-17 18:32 ` [PATCH 3/4] arm64: add support for i.MX8M EVK board Lucas Stach
2018-01-23 10:39 ` Shawn Guo
2018-01-25 10:10 ` aisheng.dong-sgV2jX0FEOL9JmXXK+q4OQ
[not found] ` <278bb44610b8a27826550732095aba03-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-01-25 10:31 ` Lucas Stach
[not found] ` <1516876300.6411.25.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-25 10:49 ` Dong Aisheng
[not found] ` <2cac219f031a08ae2ac02a0624fe302f-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-01-25 11:09 ` Lucas Stach
[not found] ` <1516878582.6411.27.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-25 13:03 ` Dong Aisheng
[not found] ` <2e5f5ec08b3165cb84115c12f9ddbd9e-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-01-25 18:03 ` Lucas Stach
[not found] ` <1516903397.6411.42.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-26 3:06 ` A.s. Dong
[not found] ` <20180117183244.28303-3-l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-22 11:58 ` Fabio Estevam
2018-01-24 14:47 ` Baruch Siach
[not found] ` <20180124144751.jt6y3uayhplzbjxf-MwjkAAnuF3khR1HGirfZ1z4kX+cae0hd@public.gmane.org>
2018-01-25 9:52 ` Baruch Siach
2018-01-29 17:52 ` Rob Herring
2018-01-17 18:32 ` [PATCH 4/4] MAINTAINERS: add i.MX8 DT path to i.MX architecture Lucas Stach
[not found] ` <20180117183244.28303-4-l.stach-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2018-01-22 11:58 ` Fabio Estevam
2018-01-22 11:53 ` [PATCH 1/4] ARM64: add basic Kconfig symbols for i.MX8 Fabio Estevam
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