From: "Henrik Nordström" <henrik@henriknordstrom.net>
To: linux-sunxi@googlegroups.com
Cc: linux-mmc@vger.kernel.org, "Chris Ball" <cjb@laptop.org>,
"David Lanzendörfer" <david.lanzendoerfer@o2s.ch>,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org
Subject: Re: [linux-sunxi] Re: [PATCH 2/5] ARM: dts: sun4i: Add support for mmc
Date: Sun, 15 Dec 2013 22:44:14 +0100 [thread overview]
Message-ID: <1387143854.1559.1.camel@localhost> (raw)
In-Reply-To: <52ADBD41.4050104@redhat.com>
sön 2013-12-15 klockan 15:31 +0100 skrev Hans de Goede:
> Yes and no. The pullups are enabled by uboot and the allwinner
> sources, most of my testing has been done without them, which
> seems to work fine. I've enabled them to be consisten with the
> allwinner sources and u-boot.
Many boards have external pullups where needed for the MMC bus. On such
boards it's likely not a good idea to enable internal pullups.
Regards
Henrik
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: henrik@henriknordstrom.net (Henrik Nordström)
To: linux-arm-kernel@lists.infradead.org
Subject: [linux-sunxi] Re: [PATCH 2/5] ARM: dts: sun4i: Add support for mmc
Date: Sun, 15 Dec 2013 22:44:14 +0100 [thread overview]
Message-ID: <1387143854.1559.1.camel@localhost> (raw)
In-Reply-To: <52ADBD41.4050104@redhat.com>
s?n 2013-12-15 klockan 15:31 +0100 skrev Hans de Goede:
> Yes and no. The pullups are enabled by uboot and the allwinner
> sources, most of my testing has been done without them, which
> seems to work fine. I've enabled them to be consisten with the
> allwinner sources and u-boot.
Many boards have external pullups where needed for the MMC bus. On such
boards it's likely not a good idea to enable internal pullups.
Regards
Henrik
next prev parent reply other threads:[~2013-12-15 21:44 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-14 21:58 [PATCH 0/5] ARM: sunxi: Add driver for SD/MMC hosts found on allwinner sunxi SOCs Hans de Goede
2013-12-14 21:58 ` Hans de Goede
[not found] ` <1387058295-20641-1-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-14 21:58 ` [PATCH 1/5] ARM: sunxi: Add driver for SD/MMC hosts found on Allwinner sunxi SoCs Hans de Goede
2013-12-14 21:58 ` Hans de Goede
[not found] ` <1387058295-20641-2-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 13:44 ` Maxime Ripard
2013-12-15 13:44 ` Maxime Ripard
2013-12-15 14:20 ` Hans de Goede
2013-12-15 14:20 ` Hans de Goede
[not found] ` <52ADBAA3.7060507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 16:21 ` Maxime Ripard
2013-12-15 16:21 ` Maxime Ripard
2013-12-15 18:41 ` Hans de Goede
2013-12-15 18:41 ` [linux-sunxi] " Hans de Goede
[not found] ` <52ADF7D8.2010900-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 19:35 ` David Lanzendörfer
2013-12-15 19:35 ` [linux-sunxi] " David Lanzendörfer
[not found] ` <2378731.6b9MyH8v8A-GPtPHOohwlnjSbz6xCtQhw@public.gmane.org>
2013-12-15 20:18 ` Hans de Goede
2013-12-15 20:18 ` [linux-sunxi] " Hans de Goede
[not found] ` <52AE0E87.2040304-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 21:19 ` David Lanzendörfer
2013-12-15 21:19 ` [linux-sunxi] " David Lanzendörfer
[not found] ` <1743952.noztKtcF2Y-GPtPHOohwlnjSbz6xCtQhw@public.gmane.org>
2013-12-16 12:21 ` Hans de Goede
2013-12-16 12:21 ` [linux-sunxi] " Hans de Goede
[not found] ` <52AEF060.6000405-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-23 10:36 ` David Lanzendörfer
2013-12-23 10:36 ` [linux-sunxi] " David Lanzendörfer
2013-12-15 16:33 ` David Lanzendörfer
2013-12-15 16:33 ` David Lanzendörfer
2013-12-15 22:01 ` Michal Suchanek
2013-12-15 22:01 ` [linux-sunxi] " Michal Suchanek
[not found] ` <CAOMqctRspBPmNsyXye_gpfwGoZ=gMcCzEjM+hD3g+ZfQix7G6Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-12-16 10:05 ` Maxime Ripard
2013-12-16 10:05 ` [linux-sunxi] " Maxime Ripard
2013-12-16 11:59 ` Michal Suchanek
2013-12-16 11:59 ` [linux-sunxi] " Michal Suchanek
[not found] ` <CAOMqctTdasLxJki0xu4aq_sEgujDt3Jdu=BXy9WvQeji282_Rg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-12-16 12:49 ` Ian Campbell
2013-12-16 12:49 ` [linux-sunxi] " Ian Campbell
2013-12-16 12:53 ` Maxime Ripard
2013-12-16 12:53 ` [linux-sunxi] " Maxime Ripard
2014-02-05 13:33 ` David Lanzendörfer
2014-02-05 13:33 ` David Lanzendörfer
2013-12-17 13:43 ` Mark Brown
2013-12-17 13:43 ` Mark Brown
2013-12-14 21:58 ` [PATCH 2/5] ARM: dts: sun4i: Add support for mmc Hans de Goede
2013-12-14 21:58 ` Hans de Goede
[not found] ` <1387058295-20641-3-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 13:58 ` Maxime Ripard
2013-12-15 13:58 ` Maxime Ripard
2013-12-15 14:31 ` Hans de Goede
2013-12-15 14:31 ` [linux-sunxi] " Hans de Goede
2013-12-15 21:44 ` Henrik Nordström [this message]
2013-12-15 21:44 ` Henrik Nordström
[not found] ` <52ADBD41.4050104-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-16 9:04 ` David Lanzendörfer
2013-12-16 9:04 ` [linux-sunxi] " David Lanzendörfer
[not found] ` <11015171.YHkHMOrD9M-pgFh0Jf6HD9Xzn/AsuzBOg@public.gmane.org>
2013-12-16 12:32 ` Hans de Goede
2013-12-16 12:32 ` [linux-sunxi] " Hans de Goede
2013-12-16 10:02 ` Maxime Ripard
2013-12-16 10:02 ` [linux-sunxi] " Maxime Ripard
2013-12-16 12:34 ` Hans de Goede
2013-12-16 12:34 ` [linux-sunxi] " Hans de Goede
2013-12-14 21:58 ` [PATCH 3/5] ARM: dts: sun5i: Add new sun5i-a13-olinuxino-micro board Hans de Goede
2013-12-14 21:58 ` Hans de Goede
[not found] ` <1387058295-20641-4-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-12-15 14:04 ` Maxime Ripard
2013-12-15 14:04 ` Maxime Ripard
2013-12-14 21:58 ` [PATCH 4/5] ARM: dts: sun5i: add mmc support Hans de Goede
2013-12-14 21:58 ` Hans de Goede
2013-12-14 21:58 ` [PATCH 5/5] ARM: dts: sun7i: Add support for mmc Hans de Goede
2013-12-14 21:58 ` Hans de Goede
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=1387143854.1559.1.camel@localhost \
--to=henrik@henriknordstrom.net \
--cc=cjb@laptop.org \
--cc=david.lanzendoerfer@o2s.ch \
--cc=devicetree@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-mmc@vger.kernel.org \
--cc=linux-sunxi@googlegroups.com \
/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.