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From: Arnd Bergmann <arnd@arndb.de>
To: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
	Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
	Andrew Lunn <andrew@lunn.ch>,
	Russell King <linux@arm.linux.org.uk>,
	Jason Cooper <jason@lakedaemon.net>,
	"Jean-Francois Moine" <moinejf@free.fr>,
	devicetree-discuss@lists.ozlabs.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Rob Herring <rob.herring@calxeda.com>,
	Gregory Clement <gregory.clement@free-electrons.com>,
	Rob Landley <rob@landley.net>,
	Grant Likely <grant.likely@linaro.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] irqchip: add support for Marvell Orion SoCs
Date: Thu, 2 May 2013 21:11:40 +0200	[thread overview]
Message-ID: <201305022111.41043.arnd@arndb.de> (raw)
In-Reply-To: <20130502185322.GA29333@obsidianresearch.com>

On Thursday 02 May 2013, Jason Gunthorpe wrote:
> > +static struct of_device_id orion_irq_dt_ids[] __initconst = {
> > +     { .compatible = "marvell,orion-mpic", .data = orion_of_init },
> > +     { }
> 
> Is there a strong reason to change the compatible string? Looks to me
> like either the new driver or the old driver will bind depending on
> what is in the machine description. No need for a new string?
> 

The compatible string should change if the binding changes in an
incomptible way, and we should try not to change it unless it's
fundamentally flawed.

	Arnd

  parent reply	other threads:[~2013-05-02 19:12 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-02 18:25 [PATCH] irqchip: add support for Marvell Orion SoCs Sebastian Hesselbarth
2013-05-02 18:33 ` Sebastian Hesselbarth
2013-05-02 18:45   ` Russell King - ARM Linux
2013-05-02 18:54     ` Sebastian Hesselbarth
2013-05-02 18:56       ` Russell King - ARM Linux
2013-05-02 19:04         ` Sebastian Hesselbarth
2013-05-02 18:53 ` Jason Gunthorpe
2013-05-02 19:05   ` Sebastian Hesselbarth
2013-05-02 19:35     ` Jason Gunthorpe
2013-05-02 19:48       ` Sebastian Hesselbarth
2013-05-02 20:02         ` Andrew Lunn
2013-05-02 20:08           ` Gregory CLEMENT
2013-05-04 17:58         ` Jason Cooper
2013-05-02 19:11   ` Arnd Bergmann [this message]
2013-05-02 19:34     ` Sebastian Hesselbarth
2013-05-02 19:37       ` Jason Gunthorpe
2013-05-02 19:39       ` Sebastian Hesselbarth
2013-05-02 19:22 ` Jason Cooper
2013-05-02 21:34 ` Thomas Gleixner
2013-05-02 21:56   ` Sebastian Hesselbarth
2013-05-02 22:09     ` Arnd Bergmann
2013-05-02 22:37       ` Sebastian Hesselbarth
2013-05-04 18:12         ` Jason Cooper
2013-05-02 23:48 ` [PATCH v2 0/5] ARM: orion: add orion irqchip driver Sebastian Hesselbarth
2013-05-02 23:48   ` [PATCH v2 1/5] irqchip: add support for Marvell Orion SoCs Sebastian Hesselbarth
2013-05-03 12:55     ` Russell King - ARM Linux
2013-05-03 13:13       ` Sebastian Hesselbarth
2013-05-03 14:09         ` Thomas Gleixner
2013-05-03 21:50           ` [RFC patch 0/8] genirq: Support for irq domains in generic irq chip Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 1/8] genirq: generic chip: Remove the local cur_regs() function Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 3/8] genirq: generic chip: Handle separate mask registers Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 4/8] genirq: generic chip: Cache per irq bit mask Thomas Gleixner
2013-05-03 22:24               ` Russell King - ARM Linux
2013-05-03 22:39                 ` Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 5/8] genirq: Add a mask calculation function Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 6/8] genirq: Split out code in generic chip Thomas Gleixner
2013-05-27 13:45               ` Grant Likely
2013-05-03 21:50             ` [RFC patch 7/8] genirq: generic chip: Add linear irq domain support Thomas Gleixner
2013-05-03 22:23               ` Russell King - ARM Linux
2013-05-03 22:38                 ` Thomas Gleixner
2013-05-04  2:30               ` Sebastian Hesselbarth
2013-05-04  8:04                 ` Thomas Gleixner
2013-05-06 12:32               ` [RFC patch 7/8] fixup 1/2: " Sebastian Hesselbarth
2013-05-06 12:32                 ` [RFC patch 7/8] fixup 2/2: " Sebastian Hesselbarth
2013-05-06 13:31                   ` Thomas Gleixner
2013-05-06 13:25                 ` [RFC patch 7/8] fixup 1/2: " Thomas Gleixner
2013-05-03 21:50             ` [RFC patch 8/8] irqchip: sun4i: Convert to generic irq chip Thomas Gleixner
2013-05-04  2:37               ` Sebastian Hesselbarth
2013-05-06  9:48             ` [RFC patch 0/8] genirq: Support for irq domains in " Uwe Kleine-König
2013-05-06 14:30             ` [patch 0/8] genirq: Support for irq domains in generic irq chip - V2 Thomas Gleixner
2013-05-06 14:30               ` [patch 1/8] genirq: generic chip: Remove the local cur_regs() function Thomas Gleixner
2013-05-29  9:14                 ` [tip:irq/core] genirq: Generic " tip-bot for Gerlando Falauto
2013-05-06 14:30               ` [patch 3/8] genirq: generic chip: Handle separate mask registers Thomas Gleixner
2013-05-29  9:17                 ` [tip:irq/core] genirq: Generic " tip-bot for Gerlando Falauto
2013-05-06 14:30               ` [patch 4/8] genirq: generic chip: Cache per irq bit mask Thomas Gleixner
2013-05-29  9:18                 ` [tip:irq/core] genirq: Generic " tip-bot for Thomas Gleixner
2013-05-06 14:30               ` [patch 5/8] genirq: Add a mask calculation function Thomas Gleixner
2013-05-29  9:19                 ` [tip:irq/core] genirq: irqchip: " tip-bot for Thomas Gleixner
2013-05-06 14:30               ` [patch 6/8] genirq: Split out code in generic chip Thomas Gleixner
2013-05-29  9:21                 ` [tip:irq/core] genirq: Generic chip: Split out code into separate functions tip-bot for Thomas Gleixner
2013-05-06 14:30               ` [patch 7/8] genirq: generic chip: Add linear irq domain support Thomas Gleixner
2013-05-29  2:22                 ` Grant Likely
2013-05-29  8:23                   ` Thomas Gleixner
2013-05-29  9:22                 ` [tip:irq/core] genirq: Generic " tip-bot for Thomas Gleixner
2013-05-06 14:30               ` [patch 8/8] irqchip: sun4i: Convert to generic irq chip Thomas Gleixner
2013-05-06 15:18                 ` Rob Herring
2013-05-12 14:05                 ` [PATCH] irq-sun4i: Fix trivial build errors Maxime Ripard
2013-05-12 14:08                 ` [patch 8/8] irqchip: sun4i: Convert to generic irq chip Maxime Ripard
2013-05-12 14:14                   ` Maxime Ripard
2013-05-13 10:57               ` [patch 0/8] genirq: Support for irq domains in generic irq chip - V2 Gerlando Falauto
2013-05-13 12:01                 ` Thomas Gleixner
2013-10-01 15:27               ` Gerlando Falauto
2013-05-02 23:48   ` [PATCH v2 2/5] ARM: dove: add DT parsing for legacy mv643xx_eth Sebastian Hesselbarth
2013-05-03  5:06     ` Andrew Lunn
2013-05-03  9:58       ` Sebastian Hesselbarth
2013-05-04 18:29       ` Jason Cooper
2013-05-02 23:48   ` [PATCH v2 3/5] ARM: dove: add DT parsing for legacy timer Sebastian Hesselbarth
2013-05-02 23:48   ` [PATCH v2 4/5] ARM: dove: move DT boards to orion irqchip driver Sebastian Hesselbarth
2013-05-02 23:48   ` [PATCH v2 5/5] ARM: dove: add DT nodes for irqchip conversion Sebastian Hesselbarth

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