From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Scott Wood <scottwood@freescale.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
sodaville@linutronix.de, devicetree-discuss@lists.ozlabs.org,
x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100
Date: Tue, 30 Nov 2010 07:05:28 +1100 [thread overview]
Message-ID: <1291061128.32570.298.camel@pasglop> (raw)
In-Reply-To: <20101129130720.7d060e1c@udp111988uds.am.freescale.net>
On Mon, 2010-11-29 at 13:07 -0600, Scott Wood wrote:
>
> The motivation for simple-bus comes from Linux, but its definition is
> OS-neutral. It indicates that no special bus knowledge is required to
> access the devices under it.
That's never 100% true. In the case of ISA it's even less true due to
the difference between IO and Memory space.
> I don't think it applies to ISA, though -- I/O space is special bus
> knowledge, and the "ranges" looks weird for memory-space as well.
Right.
> If we're going to get rid of device_type here, it would be nice to
> have some other way to indicate that this node follows the ISA
> binding, without having to recognize an implementation-specific
> compatible.
The code in drivers/of/address.c uses the name property to match isa
busses.
Cheers,
Ben.
next prev parent reply other threads:[~2010-11-29 20:05 UTC|newest]
Thread overview: 114+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-25 17:39 Add device tree support for x86 Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 01/11] x86/kernel: remove conditional early remap in parse_e820_ext Sebastian Andrzej Siewior
2010-12-08 8:38 ` [sodaville] " Sebastian Andrzej Siewior
2010-12-08 14:15 ` Thomas Gleixner
2010-12-15 23:28 ` H. Peter Anvin
2010-12-16 9:55 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 02/11] x86: Add device tree support Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 22:53 ` Sam Ravnborg
2010-11-25 22:53 ` Sam Ravnborg
2010-11-26 9:06 ` Sebastian Andrzej Siewior
2010-11-26 9:06 ` Sebastian Andrzej Siewior
2010-11-26 21:42 ` Benjamin Herrenschmidt
2010-11-26 21:42 ` Benjamin Herrenschmidt
2010-11-28 13:49 ` Sebastian Andrzej Siewior
2010-11-28 13:49 ` Sebastian Andrzej Siewior
2010-11-28 22:28 ` Benjamin Herrenschmidt
2010-11-28 22:28 ` Benjamin Herrenschmidt
2010-12-30 8:26 ` Grant Likely
2010-12-30 8:26 ` Grant Likely
2010-12-30 8:45 ` Rob Landley
2010-12-30 20:58 ` Grant Likely
2010-12-30 20:58 ` Grant Likely
2011-01-03 16:05 ` [sodaville] " H. Peter Anvin
2011-01-03 16:19 ` H. Peter Anvin
2011-01-03 17:52 ` Grant Likely
2011-01-03 17:52 ` Grant Likely
2011-01-03 18:06 ` H. Peter Anvin
2011-01-03 18:10 ` H. Peter Anvin
2011-01-03 18:10 ` H. Peter Anvin
2010-12-30 20:57 ` Grant Likely
2010-12-30 20:57 ` Grant Likely
2010-12-31 0:51 ` [sodaville] " H. Peter Anvin
2010-12-31 0:51 ` H. Peter Anvin
2010-11-25 17:39 ` [PATCH 03/11] x86/dtb: Add a device tree for CE4100 Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-26 21:57 ` Benjamin Herrenschmidt
2010-11-26 21:57 ` Benjamin Herrenschmidt
2010-11-28 16:04 ` Sebastian Andrzej Siewior
2010-11-28 16:04 ` Sebastian Andrzej Siewior
2010-11-28 22:53 ` Benjamin Herrenschmidt
2010-11-28 22:53 ` Benjamin Herrenschmidt
2010-11-29 1:34 ` Mitch Bradley
2010-11-29 18:26 ` [sodaville] " H. Peter Anvin
2010-11-29 20:03 ` Benjamin Herrenschmidt
2010-11-29 19:44 ` Sebastian Andrzej Siewior
2010-11-29 19:44 ` Sebastian Andrzej Siewior
2010-12-02 0:40 ` David Gibson
2010-12-02 0:40 ` David Gibson
2010-11-29 19:07 ` Scott Wood
2010-11-29 19:07 ` Scott Wood
2010-11-29 20:05 ` Benjamin Herrenschmidt [this message]
2010-11-29 20:32 ` Mitch Bradley
2010-11-29 20:44 ` Benjamin Herrenschmidt
2010-11-29 20:44 ` Benjamin Herrenschmidt
2010-11-29 21:32 ` Mitch Bradley
2010-11-29 21:32 ` Mitch Bradley
2010-11-29 23:47 ` Alan Cox
2010-11-30 2:50 ` Benjamin Herrenschmidt
2010-11-30 2:50 ` Benjamin Herrenschmidt
2010-11-30 11:20 ` Sebastian Andrzej Siewior
2010-11-30 11:20 ` Sebastian Andrzej Siewior
2010-11-29 23:42 ` Alan Cox
2010-11-30 21:18 ` [sodaville] " H. Peter Anvin
2010-11-30 11:51 ` Sebastian Andrzej Siewior
2010-11-30 11:51 ` Sebastian Andrzej Siewior
2010-11-30 20:31 ` Benjamin Herrenschmidt
2010-11-30 20:31 ` Benjamin Herrenschmidt
2010-11-29 23:58 ` David Gibson
2010-11-29 23:58 ` David Gibson
2010-11-29 19:36 ` [sodaville] " Sebastian Andrzej Siewior
2010-11-29 20:14 ` Benjamin Herrenschmidt
2010-11-29 2:22 ` David Gibson
2010-11-29 2:22 ` David Gibson
2010-11-25 17:39 ` [PATCH 04/11] x86/dtb: add irq host abstraction Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 19:30 ` Jon Loeliger
2010-11-26 14:19 ` Sebastian Andrzej Siewior
2010-11-26 14:19 ` Sebastian Andrzej Siewior
2010-11-26 21:36 ` Benjamin Herrenschmidt
2010-11-26 21:36 ` Benjamin Herrenschmidt
2010-12-01 10:31 ` [sodaville] " Sebastian Andrzej Siewior
2010-12-01 10:31 ` Sebastian Andrzej Siewior
2010-11-27 3:11 ` Jon Loeliger
2010-11-27 3:11 ` Jon Loeliger
2010-11-25 17:39 ` [PATCH 05/11] x86/dtb: add early parsing of APIC and IO APIC Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 06/11] x86/dtb: add support hpet Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 07/11] x86/dtb: add support for PCI devices backed by dtb nodes Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-27 22:33 ` Benjamin Herrenschmidt
2010-11-27 22:33 ` Benjamin Herrenschmidt
2010-11-28 14:04 ` Sebastian Andrzej Siewior
2010-11-28 14:04 ` Sebastian Andrzej Siewior
2010-11-28 22:32 ` Benjamin Herrenschmidt
2010-11-28 22:32 ` Benjamin Herrenschmidt
2010-12-02 16:17 ` Sebastian Andrzej Siewior
2010-12-02 16:17 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 08/11] x86/dtb: Add generic bus probe Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 09/11] x86/ioapic: Add OF bindings for IO-APIC Sebastian Andrzej Siewior
2010-11-25 17:39 ` Sebastian Andrzej Siewior
2010-11-25 17:40 ` [PATCH 10/11] x86/io_apic: add simply id set Sebastian Andrzej Siewior
2010-11-25 21:04 ` Yinghai Lu
2010-11-26 11:03 ` Sebastian Andrzej Siewior
2010-11-26 16:50 ` [PATCH] x86/io_apic: split setup_ioapic_ids_from_mpc() into a non-checkign version Sebastian Andrzej Siewior
2010-12-06 13:33 ` [tip:x86/apic] x86: io_apic: Split setup_ioapic_ids_from_mpc() tip-bot for Sebastian Andrzej Siewior
2010-12-07 8:59 ` [PATCH -v2] x86, ioapic: Don't write io_apic ID if it is not changed Yinghai Lu
2010-12-09 20:56 ` [tip:x86/apic-cleanups] x86, ioapic: Avoid writing io_apic id if already correct tip-bot for Yinghai Lu
2010-11-25 17:40 ` [PATCH 11/11] x86/ce4100: use OF for ioapic Sebastian Andrzej Siewior
-- strict thread matches above, loose matches on Subject: below --
2011-02-22 20:07 Device tree on x86, part v4 Sebastian Andrzej Siewior
2011-02-22 20:07 ` [PATCH 03/11] x86/dtb: Add a device tree for CE4100 Sebastian Andrzej Siewior
2011-02-22 20:07 ` Sebastian Andrzej Siewior
2011-02-22 20:59 ` Grant Likely
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