From: kiko@linaro.org (Christian Robottom Reis)
To: linux-arm-kernel@lists.infradead.org
Subject: Making ARM multiplatform kernels DT-only?
Date: Fri, 4 May 2012 17:42:07 -0300 [thread overview]
Message-ID: <20120504204207.GA11715@async.com.br> (raw)
In-Reply-To: <CACRpkdZ3m=PXg35==3wo2xHPL7TRn1W0AX_CeMKjPd1U+pTAGQ@mail.gmail.com>
On Fri, May 04, 2012 at 10:03:40PM +0200, Linus Walleij wrote:
> On Fri, May 4, 2012 at 4:35 PM, Russell King - ARM Linux
> <linux@arm.linux.org.uk> wrote:
>
> > Well, my understanding is that there's DT patches around for Versatile.
>
> Is there? There is some in-tree stuff, but haven't seen any other
> sign of patches.
>
> Having looked a bit at that I get the impression that this DT code has
> been developed (by Grant I guess) in QEMU only as a proof of concept,
> and never really tested on a real Versatile hardware unit.
>
> These:
> http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=7390/1
> http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=7391/1
>
> make it clear that noone ever tested an MMC card on a Versatile
> booted on real hardware using DT. And I strongly suspect there
> are more instances like that, it seems AACI, GPIO and I2C and
> I guess whatever you cannot test on QEMU is just unsupported.
Isn't there work by Pawel that adds support for more of the Versatile
platform? My quick searching finds at least:
http://comments.gmane.org/gmane.linux.drivers.i2c/10143
http://comments.gmane.org/gmane.linux.ports.arm.kernel/143523
I think the latter is merged already, but I may be wrong.
--
Christian Robottom Reis, Engineering VP
Brazil (GMT-3) | [+55] 16 9112 6430 | [+1] 612 216 4935
Linaro.org: Open Source Software for ARM SoCs
WARNING: multiple messages have this Message-ID (diff)
From: Christian Robottom Reis <kiko@linaro.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
Kukjin Kim <kgene.kim@samsung.com>,
linaro-dev@lists.linaro.org, Jason Cooper <jason@lakedaemon.net>,
Arnd Bergmann <arnd@arndb.de>, Nicolas Pitre <nico@fluxnic.net>,
Tony Lindgren <tony@atomide.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Magnus Damm <magnus.damm@gmail.com>,
linux-kernel@vger.kernel.org, Olof Johansson <olof@lixom.net>,
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: Making ARM multiplatform kernels DT-only?
Date: Fri, 4 May 2012 17:42:07 -0300 [thread overview]
Message-ID: <20120504204207.GA11715@async.com.br> (raw)
In-Reply-To: <CACRpkdZ3m=PXg35==3wo2xHPL7TRn1W0AX_CeMKjPd1U+pTAGQ@mail.gmail.com>
On Fri, May 04, 2012 at 10:03:40PM +0200, Linus Walleij wrote:
> On Fri, May 4, 2012 at 4:35 PM, Russell King - ARM Linux
> <linux@arm.linux.org.uk> wrote:
>
> > Well, my understanding is that there's DT patches around for Versatile.
>
> Is there? There is some in-tree stuff, but haven't seen any other
> sign of patches.
>
> Having looked a bit at that I get the impression that this DT code has
> been developed (by Grant I guess) in QEMU only as a proof of concept,
> and never really tested on a real Versatile hardware unit.
>
> These:
> http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=7390/1
> http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=7391/1
>
> make it clear that noone ever tested an MMC card on a Versatile
> booted on real hardware using DT. And I strongly suspect there
> are more instances like that, it seems AACI, GPIO and I2C and
> I guess whatever you cannot test on QEMU is just unsupported.
Isn't there work by Pawel that adds support for more of the Versatile
platform? My quick searching finds at least:
http://comments.gmane.org/gmane.linux.drivers.i2c/10143
http://comments.gmane.org/gmane.linux.ports.arm.kernel/143523
I think the latter is merged already, but I may be wrong.
--
Christian Robottom Reis, Engineering VP
Brazil (GMT-3) | [+55] 16 9112 6430 | [+1] 612 216 4935
Linaro.org: Open Source Software for ARM SoCs
next prev parent reply other threads:[~2012-05-04 20:42 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-03 13:50 Making ARM multiplatform kernels DT-only? Arnd Bergmann
2012-05-03 13:50 ` Arnd Bergmann
2012-05-03 13:45 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-03 13:45 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-03 14:04 ` Russell King - ARM Linux
2012-05-03 14:04 ` Russell King - ARM Linux
2012-05-03 13:52 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-03 13:52 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 6:31 ` Deepak Saxena
2012-05-04 6:31 ` Deepak Saxena
2012-05-04 7:27 ` Russell King - ARM Linux
2012-05-04 7:27 ` Russell King - ARM Linux
2012-05-04 12:20 ` Arnd Bergmann
2012-05-04 12:20 ` Arnd Bergmann
2012-05-04 16:39 ` Rob Herring
2012-05-04 16:39 ` Rob Herring
2012-05-04 16:56 ` Russell King - ARM Linux
2012-05-04 16:56 ` Russell King - ARM Linux
2012-05-04 16:40 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 16:40 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 16:51 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 16:51 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 18:56 ` Arnd Bergmann
2012-05-04 18:56 ` Arnd Bergmann
2012-05-03 14:18 ` Russell King - ARM Linux
2012-05-03 14:18 ` Russell King - ARM Linux
2012-05-03 14:23 ` Magnus Damm
2012-05-03 14:23 ` Magnus Damm
2012-05-03 16:27 ` Arnd Bergmann
2012-05-03 16:27 ` Arnd Bergmann
2012-05-04 9:22 ` Arnaud Patard (Rtp)
2012-05-04 9:22 ` Arnaud Patard
2012-05-04 12:34 ` Arnd Bergmann
2012-05-04 12:34 ` Arnd Bergmann
2012-05-10 10:55 ` Ben Dooks
2012-05-10 10:55 ` Ben Dooks
2012-05-10 11:02 ` Russell King - ARM Linux
2012-05-10 11:02 ` Russell King - ARM Linux
2012-05-03 14:46 ` Sascha Hauer
2012-05-03 14:46 ` Sascha Hauer
2012-05-04 16:24 ` Arnd Bergmann
2012-05-04 16:24 ` Arnd Bergmann
2012-05-05 8:09 ` Sascha Hauer
2012-05-05 8:09 ` Sascha Hauer
2012-05-05 13:17 ` Arnd Bergmann
2012-05-05 13:17 ` Arnd Bergmann
2012-05-14 8:54 ` Arnd Bergmann
2012-05-14 8:54 ` Arnd Bergmann
2012-05-04 5:38 ` Deepak Saxena
2012-05-04 5:38 ` Deepak Saxena
2012-05-04 7:39 ` Russell King - ARM Linux
2012-05-04 7:39 ` Russell King - ARM Linux
2012-05-04 14:20 ` Wookey
2012-05-04 14:20 ` Wookey
2012-05-04 14:35 ` Russell King - ARM Linux
2012-05-04 14:35 ` Russell King - ARM Linux
2012-05-04 15:17 ` Arnd Bergmann
2012-05-04 15:17 ` Arnd Bergmann
2012-05-04 16:05 ` Wookey
2012-05-04 16:05 ` Wookey
2012-05-04 18:49 ` Arnd Bergmann
2012-05-04 18:49 ` Arnd Bergmann
2012-05-04 20:03 ` Linus Walleij
2012-05-04 20:03 ` Linus Walleij
2012-05-04 20:42 ` Christian Robottom Reis [this message]
2012-05-04 20:42 ` Christian Robottom Reis
2012-05-04 21:05 ` Arnd Bergmann
2012-05-04 21:05 ` Arnd Bergmann
2012-05-04 22:43 ` Russell King - ARM Linux
2012-05-04 22:43 ` Russell King - ARM Linux
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