From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] pinctrl: sunxi: Fix multi bank interrupt support in gpio_to_irq
Date: Fri, 4 Jul 2014 09:03:55 +0200 [thread overview]
Message-ID: <20140704070355.GI31996@lukather> (raw)
In-Reply-To: <1404144299-740-1-git-send-email-wens@csie.org>
Hi,
On Tue, Jul 01, 2014 at 12:04:59AM +0800, Chen-Yu Tsai wrote:
> When mapping the interrupts, the gpio_to_irq function did not consider
> the bank number of the gpio pin in question, only the offset or the
> interrupt number in the bank. As a result, requests for interrupts in
> the later banks get mapped to the first bank.
>
> This issue was discovered while enabling mmc on the new sun8i platform.
> The tablet I have uses a pin/interrupt from the second bank to do mmc
> card detection. Tested on this very device with register inspection and
> actual mmc card insertion/removal.
>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Linus, could this be merged as a fix for 3.16?
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20140704/94b1554b/attachment-0001.sig>
next prev parent reply other threads:[~2014-07-04 7:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-30 16:04 [PATCH] pinctrl: sunxi: Fix multi bank interrupt support in gpio_to_irq Chen-Yu Tsai
2014-07-04 7:03 ` Maxime Ripard [this message]
2014-07-04 7:11 ` Chen-Yu Tsai
2014-07-04 7:22 ` Maxime Ripard
2014-07-04 21:44 ` Linus Walleij
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=20140704070355.GI31996@lukather \
--to=maxime.ripard@free-electrons.com \
--cc=linux-arm-kernel@lists.infradead.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox