From: Julien Grall <julien.grall@linaro.org>
To: Oleksandr Dmytryshyn <oleksandr.dmytryshyn@globallogic.com>,
xen-devel@lists.xen.org
Cc: Stefano Stabellini <stefano.stabellini@citrix.com>,
Daniel De Graaf <dgdegra@tycho.nsa.gov>, Tim Deegan <tim@xen.org>,
Ian Campbell <ian.campbell@citrix.com>
Subject: Re: [PATCH] xen/serial: setup UART idle mode for OMAP
Date: Fri, 05 Dec 2014 14:20:37 +0000 [thread overview]
Message-ID: <5481BF35.2060800@linaro.org> (raw)
In-Reply-To: <1417787196-3313-1-git-send-email-oleksandr.dmytryshyn@globallogic.com>
Hi Oleksandr,
On 05/12/14 13:46, Oleksandr Dmytryshyn wrote:
> UART is not able to receive bytes when idle mode is not
> configured properly. When we use Xen with old Linux
> Kernel (for example 3.8) this kernel configures UART
> idle mode even if the UART node in device tree is absent.
I don't understand how the kernel can configure the UART as the MMIO
range is not mapped. Is there another way to set the idle mode?
Regards,
--
Julien Grall
next prev parent reply other threads:[~2014-12-05 14:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-05 13:46 [PATCH] xen/serial: setup UART idle mode for OMAP Oleksandr Dmytryshyn
2014-12-05 14:20 ` Julien Grall [this message]
2014-12-08 6:34 ` Oleksandr Dmytryshyn
2014-12-08 12:02 ` Julien Grall
2014-12-08 13:33 ` Oleksandr Dmytryshyn
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