linux-kernel - RE: [PATCH] arm/dt: tegra devicetree support

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Message-ID: <74CDBE0F657A3D45AFBB94109FB122FF049EBDEEFA@HQMAIL01.nvidia.com>
Date:	Wed, 20 Jul 2011 11:33:56 -0700
From:	Stephen Warren <swarren@...dia.com>
To:	Grant Likely <grant.likely@...retlab.ca>
CC:	Erik Gilling <konkers@...roid.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	Colin Cross <ccross@...roid.com>,
	Olof Johansson <olof@...om.net>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>
Subject: RE: [PATCH] arm/dt: tegra devicetree support

Grant Likely wrote at Wednesday, July 20, 2011 12:28 PM:
> On Wed, Jul 20, 2011 at 08:37:19AM -0700, Stephen Warren wrote:
> > Grant Likely wrote at Tuesday, July 19, 2011 5:43 PM:
> > > Everything required to populate NVIDIA Tegra devices from the device
> > > tree.  This patch adds a new DT_MACHINE_DESC() which matches against
> > > a tegra20 device tree.  So far it only registers the on-chip devices,
> > > but it will be refined in follow on patches to configure clocks and
> > > pin IO from the device tree also.
...
> > > diff --git a/arch/arm/boot/dts/tegra-harmony.dts b/arch/arm/boot/dts/tegra-harmony.dts
> >
> > tegra-*.dts don't include status="disable" for all the unused controllers.
> > Should that be added?
> 
> I dropped that pattern since my preference has been to have boards
> explicitly disable unused cores and that has generally been the
> pattern on other DT platforms.

Sorry if I wasn't clear, but what I meant was that the board-specific
files tegra-harmony.dts and tegra-seaboard.dts don't include the status=
"disable" entries for the modules/ports they don't use.

Still, everything probably works OK without that...

-- 
nvpublic

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