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From: Steffen Trumtrar <s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Jason Gunthorpe
	<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
Cc: Michal Simek <monstr-pSz03upnqPeHXe+LvDLADg@public.gmane.org>,
	Mike Looijmans <mike.looijmans-Oq418RWZeHk@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
	Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
	Ian Campbell
	<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
	Michal Simek
	<michal.simek-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	Soren Brinkmann
	<soren.brinkmann-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH v2 2/5] ARM: zynq: dt: Convert to preprocessor includes
Date: Mon, 7 Apr 2014 20:02:28 +0200	[thread overview]
Message-ID: <20140407180228.GN12170@pengutronix.de> (raw)
In-Reply-To: <20140407171012.GC9952-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>

Hi!

On Mon, Apr 07, 2014 at 11:10:12AM -0600, Jason Gunthorpe wrote:
> On Mon, Apr 07, 2014 at 02:24:07PM +0200, Michal Simek wrote:
> 
> > Device-tree BSP and in 2014.01 there will be new BSP which just
> > generate them directly from the Vivado tools which just target your
> > reference design.  You can connect your custom IP (or Xilinx or 3rd
> > party) directly to the GIC which using different IRQ sensitivity
> > with whatever register addresses and make no sense to write it by
> > hand.
> 
> On our Zynq design here we ended up being unwilling to use platform
> generation from Vivado. Basically all our IP was custom, so there was
> no win at all to invoking the complexity of the automatic tools.
> 
> Thus we write the DT by hand, and our DT is complex, integrating
> peripherals that span two FPGAs.
> 
> I think the in-kernel DT should use the kernel conventions, which
> means using #include and the binding constants over magic values.
> 

ACK.

If in doubt follow common mainline practice. Although using includes
for DT is not necessarily common practice, readability of DTs is
really important IMHO.

Regards,
Steffen

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  parent reply	other threads:[~2014-04-07 18:02 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-04 23:14 [PATCH v2 0/5] ARM: zynq: DT update Soren Brinkmann
2014-04-04 23:14 ` [PATCH v2 1/5] ARM: zynq: DT: Add 'clock-latency' property Soren Brinkmann
     [not found]   ` <1396653256-28397-2-git-send-email-soren.brinkmann-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2014-04-07  5:46     ` Michal Simek
     [not found]       ` <53423BB6.7010508-pSz03upnqPeHXe+LvDLADg@public.gmane.org>
2014-04-11 19:41         ` Sören Brinkmann
2014-04-04 23:14 ` [PATCH v2 2/5] ARM: zynq: dt: Convert to preprocessor includes Soren Brinkmann
     [not found]   ` <1396653256-28397-3-git-send-email-soren.brinkmann-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2014-04-07  5:58     ` Michal Simek
     [not found]       ` <53423E75.3020008-pSz03upnqPeHXe+LvDLADg@public.gmane.org>
2014-04-07 12:17         ` Mike Looijmans
     [not found]           ` <53429754.8080105-Oq418RWZeHk@public.gmane.org>
2014-04-07 12:24             ` Michal Simek
     [not found]               ` <534298E7.2020409-pSz03upnqPeHXe+LvDLADg@public.gmane.org>
2014-04-07 17:10                 ` Jason Gunthorpe
     [not found]                   ` <20140407171012.GC9952-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2014-04-07 18:02                     ` Steffen Trumtrar [this message]
     [not found]                       ` <20140407180228.GN12170-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2014-04-08  7:03                         ` Michal Simek
     [not found]                           ` <53439F3F.2030801-pSz03upnqPeHXe+LvDLADg@public.gmane.org>
2014-04-08 17:27                             ` Jason Gunthorpe
     [not found]                               ` <20140408172752.GC27776-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2014-04-10 10:44                                 ` Michal Simek
2014-04-07 15:39             ` Sören Brinkmann
2014-04-04 23:14 ` [PATCH v2 3/5] ARM: zynq: dt: Use #defines for interrupt specifiers Soren Brinkmann
2014-04-04 23:14 ` [PATCH v2 4/5] dt-bindings: clock: Add Zynq-7000 header Soren Brinkmann
2014-04-04 23:14 ` [PATCH v2 5/5] ARM: zynq: dt: Use #defines for clock specifiers Soren Brinkmann

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