From: "Grant Likely" <grant.likely@secretlab.ca>
To: "Scott Wood" <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 2/5] powerpc: Generic device tree for all AmigaOne boards
Date: Wed, 7 Jan 2009 15:21:40 -0700 [thread overview]
Message-ID: <fa686aa40901071421w6c4aa48eyd869eb952373a74d@mail.gmail.com> (raw)
In-Reply-To: <20090107221028.GA18669@ld0162-tx32.am.freescale.net>
On Wed, Jan 7, 2009 at 3:10 PM, Scott Wood <scottwood@freescale.com> wrote:
> On Wed, Jan 07, 2009 at 09:41:14AM -0700, Grant Likely wrote:
>> > + 8042@60 {
>> > + device_type = "8042";
>> > + reg = <1 0x00000060 0x00000001
>> > + 1 0x00000064 0x00000001>;
>> > + // IRQ1, IRQ12 (rising edge)
>> > + interrupts = <1 3 12 3>;
>>
>> For the flattened device tree, I think we've settled on the convention
>> that every node with an IRQ connection should have both the
>> interrupt-parent and interrupts properties. (ie. don't rely on the
>> parent node's interrupt-parent property.)
>
> Why?
Defensive programming. To not rely on implicit relationships
g.
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
next prev parent reply other threads:[~2009-01-07 22:21 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-07 13:54 [PATCH 1/5] powerpc: Add platform support for AmigaOne Gerhard Pircher
2009-01-07 14:01 ` [PATCH 2/5] powerpc: Generic device tree for all AmigaOne boards Gerhard Pircher
2009-01-07 16:41 ` Grant Likely
2009-01-07 22:10 ` Scott Wood
2009-01-07 22:21 ` Grant Likely [this message]
2009-01-07 22:23 ` Scott Wood
2009-01-07 22:36 ` Grant Likely
2009-01-07 22:38 ` Scott Wood
2009-01-12 5:07 ` Benjamin Herrenschmidt
2009-01-12 5:58 ` Grant Likely
2009-01-07 14:03 ` [PATCH 3/5] powerpc: Bootwrapper and serial console support for AmigaOne Gerhard Pircher
2009-01-07 15:07 ` Grant Likely
2009-01-07 15:20 ` Gerhard Pircher
2009-01-07 15:47 ` Grant Likely
2009-01-07 14:05 ` [PATCH 4/5] powerpc: Default config for AmigaOne boards Gerhard Pircher
2009-01-07 14:12 ` [PATCH 5/5] ide: Force VIA IDE legacy interrupts " Gerhard Pircher
2009-01-07 15:13 ` Grant Likely
2009-01-07 15:27 ` Gerhard Pircher
2009-01-11 16:51 ` Bartlomiej Zolnierkiewicz
2009-01-11 20:05 ` Gerhard Pircher
2009-01-12 17:55 ` Bartlomiej Zolnierkiewicz
2009-01-07 16:07 ` [PATCH 1/5] powerpc: Add platform support for AmigaOne Grant Likely
2009-01-07 19:07 ` Scott Wood
2009-01-07 22:50 ` [PATCH 2/5] powerpc: Generic device tree for all AmigaOne boards Gerhard Pircher
2009-01-12 5:12 ` Benjamin Herrenschmidt
2009-01-12 23:39 ` [PATCH 1/5] powerpc: Add platform support for AmigaOne Gerhard Pircher
2009-01-12 5:08 ` Benjamin Herrenschmidt
-- strict thread matches above, loose matches on Subject: below --
2009-01-12 23:39 [PATCH 2/5] powerpc: Generic device tree for all AmigaOne boards Gerhard Pircher
2009-01-13 5:01 ` Benjamin Herrenschmidt
2009-01-13 12:33 Gerhard Pircher
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