From: Paul Mundt <lethal@linux-sh.org>
To: linux-sh@vger.kernel.org
Subject: Re: [PATCH 2/2 v2] ARM: mach-shmobile: mackerel: add renesas_usbhs support for USB1
Date: Wed, 25 May 2011 08:08:50 +0000 [thread overview]
Message-ID: <20110525080846.GA28640@linux-sh.org> (raw)
In-Reply-To: <w3pfwt6ycn4.wl%kuninori.morimoto.gx@renesas.com>
On Wed, May 25, 2011 at 04:56:25PM +0900, Kuninori Morimoto wrote:
> renesas_usbhs driver can use external interrupt mode
> (which come from USB-PHY) or autonomy mode (it use own interrupt)
> for detecting connection/disconnection when Function.
> And it will be power OFF while it has been disconnecting
> if external interrupt mode is selected.
>
> mackerel board has 2 USB ports.
>
> But we can not use external interrupt mode
> on CN22 USB0 port which is only for USB Function.
> IRQ7-PORT40 is already used by Touchscreen,
> and USB-PHY needs IRQ7-PORT167.
> It is impossible to use IRQ7 demux on mackerel.
>
> We can use external interrupt mode USB-Function on "USB1".
> USB1 can become Host by r8a66597, and become Function by renesas_usbhs.
> But don't select both drivers in same time.
> These 2 drivers are not supporting IRQ SHARD.
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Looks better, applied, thanks.
prev parent reply other threads:[~2011-05-25 8:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-06 2:44 [PATCH 2/2 v2] ARM: mach-shmobile: mackerel: Add HDMI sound support Kuninori Morimoto
2011-05-25 7:56 ` [PATCH 2/2 v2] ARM: mach-shmobile: mackerel: add renesas_usbhs support Kuninori Morimoto
2011-05-25 8:08 ` Paul Mundt [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20110525080846.GA28640@linux-sh.org \
--to=lethal@linux-sh.org \
--cc=linux-sh@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.