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From: Grant Likely <grant.likely@secretlab.ca>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: dilinger@queued.net, sodaville@linutronix.de,
devicetree-discuss@lists.ozlabs.org, x86@kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH TIP 02/14] x86: Add device tree support
Date: Wed, 16 Feb 2011 14:27:46 -0700 [thread overview]
Message-ID: <20110216212746.GB22837@angua.secretlab.ca> (raw)
In-Reply-To: <20110124043427.GA20274@www.tglx.de>
On Mon, Jan 24, 2011 at 10:04:27AM +0530, Sebastian Andrzej Siewior wrote:
> * Sebastian Andrzej Siewior | 2011-01-24 09:58:50 [+0530]:
>
> >This patch adds minimal support for device tree support on x86. It will
> >be passed to the kernel via setup_data which requires atleast boot
> >protocol 2.09.
> >Memory size, restricted memory regions, boot arguments are gathered the
> >traditional way so things like cmd_line are just here to let the code
> >compile.
> >The current plan is use the device tree as an extension and to gather
> >informations from it which can not be enumerated and have to be
> >hardcoded otherwise. This includes things like
> >- which devices are on this I2C/ SPI bus?
> >- how are the interrupts wired to IO APIC?
> >- where could my hpet be?
> >
>
> Andres, this patch moves some of the OF defines you added for OLPC from
> irq.c to prom.c which requires CONFIG_X86_OF to be enabled. A later
Why not simply make prom.c depend on CONFIG_OF? There is no need to
have an x86 specific config value for enabling devicetree code.
> patch changes irq_create_of_mapping() from returning intspec[0] to
> actually doing something. Could you please check how of OLPC gets broken
> and what we could do about it? :)
>
> Sebastian
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
next prev parent reply other threads:[~2011-02-16 21:27 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-24 4:28 Device tree on x86, part v3 Sebastian Andrzej Siewior
2011-01-24 4:28 ` [PATCH TIP 01/14] x86/e820: remove conditional early mapping in parse_e820_ext Sebastian Andrzej Siewior
2011-02-03 20:57 ` Grant Likely
2011-01-24 4:28 ` [PATCH TIP 02/14] x86: Add device tree support Sebastian Andrzej Siewior
2011-01-24 4:34 ` Sebastian Andrzej Siewior
2011-02-16 21:27 ` Grant Likely [this message]
2011-02-17 11:05 ` [sodaville] " Sebastian Andrzej Siewior
2011-02-16 21:26 ` Grant Likely
2011-02-17 11:03 ` Sebastian Andrzej Siewior
2011-02-16 21:31 ` Grant Likely
2011-02-17 11:31 ` [sodaville] " Sebastian Andrzej Siewior
2011-02-17 17:02 ` Grant Likely
2011-01-24 4:28 ` [PATCH TIP 03/14] x86/dtb: Add a device tree for CE4100 Sebastian Andrzej Siewior
2011-01-27 5:00 ` David Gibson
2011-01-27 9:11 ` Sebastian Andrzej Siewior
2011-02-03 20:59 ` Grant Likely
2011-02-03 21:32 ` Mitch Bradley
2011-02-04 9:40 ` Sebastian Andrzej Siewior
2011-02-02 18:58 ` [PATCH TIP v2 " Sebastian Andrzej Siewior
2011-02-03 21:07 ` Grant Likely
2011-02-04 10:06 ` Sebastian Andrzej Siewior
2011-02-16 21:44 ` Grant Likely
2011-02-22 11:21 ` [sodaville] " Sebastian Andrzej Siewior
2011-01-24 4:28 ` [PATCH TIP 04/14] x86/dtb: add irq domain abstraction Sebastian Andrzej Siewior
2011-01-24 4:28 ` [PATCH TIP 05/14] x86/dtb: add early parsing of APIC and IO APIC Sebastian Andrzej Siewior
2011-02-16 21:47 ` Grant Likely
2011-01-24 4:28 ` [PATCH TIP 06/14] x86/dtb: add support hpet Sebastian Andrzej Siewior
2011-01-24 4:28 ` [PATCH OF 07/14] of: move of_irq_map_pci() into generic code Sebastian Andrzej Siewior
2011-02-10 13:57 ` Michal Simek
2011-02-16 21:53 ` Grant Likely
2011-02-17 7:49 ` Michal Simek
2011-01-24 4:28 ` [PATCH TIP 08/14] x86/dtb: add support for PCI devices backed by dtb nodes Sebastian Andrzej Siewior
2011-02-16 21:59 ` Grant Likely
2011-02-22 11:21 ` [sodaville] " Sebastian Andrzej Siewior
2011-01-24 4:28 ` [PATCH TIP 09/14] x86/dtb: Add generic bus probe Sebastian Andrzej Siewior
2011-02-04 10:21 ` [PATCH v2 " Sebastian Andrzej Siewior
2011-02-16 22:04 ` Grant Likely
2011-01-24 4:28 ` [PATCH TIP 10/14] x86/ioapic: Add OF bindings for IO-APIC Sebastian Andrzej Siewior
2011-02-16 22:04 ` Grant Likely
2011-01-24 4:28 ` [PATCH TIP 11/14] x86/ce4100: use OF for ioapic Sebastian Andrzej Siewior
2011-01-24 4:29 ` [PATCH OF 12/14] x86/rtc: don't register rtc if we the DT blob Sebastian Andrzej Siewior
2011-02-16 22:08 ` Grant Likely
2011-02-16 22:09 ` Grant Likely
2011-02-17 13:13 ` [sodaville] " Sebastian Andrzej Siewior
2011-01-24 4:29 ` [PATCH OF 13/14] rtc/cmos: add OF bindings Sebastian Andrzej Siewior
2011-01-24 4:38 ` Sebastian Andrzej Siewior
2011-02-16 22:11 ` Grant Likely
2011-02-17 13:26 ` [sodaville] " Sebastian Andrzej Siewior
2011-02-17 16:46 ` Grant Likely
2011-01-24 4:29 ` [PATCH TIP 14/14] x86/pci: remove warning Sebastian Andrzej Siewior
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