From: Sascha Hauer <s.hauer@pengutronix.de>
To: Gaurav Singh <gausinghnsit@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: Amba PL011 driver support
Date: Fri, 16 Jul 2010 17:09:57 +0200 [thread overview]
Message-ID: <20100716150957.GK14113@pengutronix.de> (raw)
In-Reply-To: <AANLkTik2E-amNP6qE1RSImyOuPBzH_o6Sbg_WPGc9SLt@mail.gmail.com>
Hi Gaurav,
On Fri, Jul 16, 2010 at 06:59:09PM +0530, Gaurav Singh wrote:
> Hi all,
> Currently I am working to port Barebox on an ARM11v6 based board. I
> have a PL011 UART peripheral on my board and want to use this UART as
> my console. I read somewhere that the PL010 serial driver would
> support PL011 as well but I was unable to use this driver to bring up
> the console.
> Looking at the device specifications I noticed that some changes to
> the PL010 driver would suffce for my requirement and making these
> changes I was able to initialize the console and use my UART for
> entering bb commands.
>
> Is there a requirement for a seperate PL011 driver in barebox at the
> moment ? I notice that both U-boot and the kernel have seperate
> drivers for PL010 and PL011.
No, there is no requirement for this. I don't know the differences
between the PL011 and the PL010, but if you manage to handle both in one
driver, maybe with a flag in platform_data specifying which type it is,
that's perfectly fine.
Sascha
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prev parent reply other threads:[~2010-07-16 15:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-16 13:29 Gaurav Singh
2010-07-16 15:09 ` Sascha Hauer [this message]
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