From: shawn.guo@linaro.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: imx53: add support for USB armory board
Date: Mon, 27 Apr 2015 22:37:55 +0800 [thread overview]
Message-ID: <20150427143753.GB1788@dragon> (raw)
In-Reply-To: <20150427132658.GB11598@core.inversepath.com>
On Mon, Apr 27, 2015 at 03:26:58PM +0200, Andrej Rosano wrote:
> > > +&vpu {
> > > + status = "okay";
> > > +};
> >
> > VPU is already enabled in imx53.dtsi.
>
> There is no "status" defined for vpu in imx53.dtsi, also imx53-qsb-common.dtsi
> explicitly enable it.
No status equals to status = "okay". We have status = "disabled" in
<soc>.dtsi and explicitly enable it by changing status to "okay" for
devices which have pin out on board. For devices like VPU, DMA which is
completely SoC internal, we simply do not use status and have them
always enabled.
Shawn
next prev parent reply other threads:[~2015-04-27 14:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-24 13:33 [PATCH] ARM: dts: imx53: add support for USB armory board andrej at inversepath.com
2015-04-24 20:08 ` Chris Kuethe
2015-04-27 13:15 ` Andrej Rosano
2015-04-24 20:26 ` Fabio Estevam
2015-04-27 13:26 ` Andrej Rosano
2015-04-27 14:37 ` Shawn Guo [this message]
2015-04-27 13:08 ` Shawn Guo
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