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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, grant.likely@secretlab.ca,
	linus.walleij@stericsson.com, arnd@arndb.de,
	Samuel Ortiz <sameo@linux.intel.com>
Subject: Re: [PATCH 08/14] mfd: Add IRQ domain support for the AB8500
Date: Thu, 14 Jun 2012 19:32:32 +0100	[thread overview]
Message-ID: <20120614183231.GA30185@sirena.org.uk> (raw)
In-Reply-To: <1339428307-3850-9-git-send-email-lee.jones@linaro.org>

On Mon, Jun 11, 2012 at 04:25:01PM +0100, Lee Jones wrote:

> +	if (np) {
> +		ab8500->domain = irq_domain_add_linear(
> +			np, num_irqs, &ab8500_irq_ops, ab8500);
> +	}
> +	else {
> +		ab8500->domain = irq_domain_add_legacy(
> +			NULL, num_irqs, ab8500->irq_base,
> +			0, &ab8500_irq_ops, ab8500);
> +	}

This is odd, why are you forcing non-DT systems to use a legacy mapping?
The more usual approach is to use a legacy mapping if and only if a base
for the legacy range has been provided, otherwise the system will
needlessly fail to initialise the device...

> +	if (!(ab8500->irq_base || np)) {
> +		dev_info(&pdev->dev, "couldn't find irq-base and not doing DT boot\n");

...like this.  See regmap_irq for an example.

  parent reply	other threads:[~2012-06-14 18:32 UTC|newest]

Thread overview: 102+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-11 15:24 [PATCH 00/14] Final (large) batch of Snowball Device Tree Enablement Lee Jones
2012-06-11 15:24 ` [PATCH 01/14] rtc: ab8500-rtc: IRQF_ONESHOT when requesting a threaded IRQ Lee Jones
2012-06-11 15:31   ` Arnd Bergmann
2012-06-11 15:37     ` Lee Jones
2012-06-11 15:51       ` Greg Kroah-Hartman
2012-06-11 16:01         ` Lee Jones
2012-06-11 20:54           ` [rtc-linux] " Linus Walleij
2012-06-12  8:57     ` Lee Jones
2012-06-13 22:25       ` Andrew Morton
2012-06-14  7:14         ` Lee Jones
2012-06-14  7:30           ` Andrew Morton
2012-06-14  8:02             ` Lee Jones
2012-06-11 15:24 ` [PATCH 02/14] rtc: Ensure correct probing of the AB8500 RTC when Device Tree is enabled Lee Jones
2012-06-11 20:56   ` [rtc-linux] " Linus Walleij
2012-07-02 15:23   ` Lee Jones
2012-06-11 15:24 ` [PATCH 03/14] mfd: ab8500-gpadc: Enable IRQF_ONESHOT when requesting a threaded IRQ Lee Jones
2012-06-11 20:54   ` Linus Walleij
2012-06-12  8:58   ` Lee Jones
2012-06-11 15:24 ` [PATCH 04/14] mfd: Remove redundant Kconfig entry Lee Jones
2012-06-11 20:57   ` Linus Walleij
2012-06-11 15:24 ` [PATCH 05/14] mfd: Enable DT probing of the DB8500 PRCMU Lee Jones
2012-06-11 20:58   ` Linus Walleij
2012-06-29 14:47   ` Samuel Ortiz
2012-06-11 15:24 ` [PATCH 06/14] mfd: Initialise the DB8500 PRCMU driver at core_initcall time Lee Jones
2012-06-11 21:01   ` Linus Walleij
2012-06-12  8:11     ` Lee Jones
2012-06-12  8:35     ` Lee Jones
2012-06-12 12:59       ` Arnd Bergmann
2012-06-12 13:23         ` Lee Jones
2012-06-12 14:49           ` Arnd Bergmann
2012-06-12 15:39             ` Lee Jones
2012-06-18  8:32             ` Lee Jones
2012-06-29 14:48   ` Samuel Ortiz
2012-06-11 15:25 ` [PATCH 07/14] mfd: Initialise the AB8500 " Lee Jones
2012-06-11 21:03   ` Linus Walleij
2012-06-12  8:13     ` Lee Jones
2012-06-12  8:37     ` Lee Jones
2012-06-29 14:51   ` Samuel Ortiz
2012-06-11 15:25 ` [PATCH 08/14] mfd: Add IRQ domain support for the AB8500 Lee Jones
2012-06-11 21:33   ` Linus Walleij
2012-06-12  8:01     ` Lee Jones
2012-06-14 18:32   ` Mark Brown [this message]
2012-06-15 12:49     ` Lee Jones
2012-06-18  9:02     ` Lee Jones
2012-06-18  9:32       ` Mark Brown
2012-06-18 10:20       ` Russell King - ARM Linux
2012-06-18 18:56         ` Mark Brown
2012-06-20 13:00           ` Lee Jones
2012-06-21  7:37             ` Linus Walleij
2012-06-26  9:04               ` Lee Jones
2012-06-20  9:12         ` Linus Walleij
2012-06-11 15:25 ` [PATCH 09/14] i2c: Add Device Tree support to the Nomadik I2C driver Lee Jones
2012-06-11 19:05   ` Wolfram Sang
2012-06-12  7:23     ` Lee Jones
2012-06-12  8:52     ` Lee Jones
2012-06-12  8:57       ` Wolfram Sang
2012-06-11 20:37   ` Linus Walleij
2012-06-12  7:34     ` Lee Jones
2012-06-13  5:40       ` Linus Walleij
2012-06-13  7:01         ` Lee Jones
2012-06-13  8:12           ` Linus Walleij
2012-06-13 12:28             ` Lee Jones
2012-06-14 18:36               ` Mark Brown
2012-06-14 18:46                 ` Mark Brown
2012-06-14 18:59                   ` Lee Jones
2012-06-14 18:57                 ` Lee Jones
2012-06-15  9:32                   ` Mark Brown
2012-06-15 10:00                     ` Lee Jones
2012-06-15 10:32                   ` Russell King - ARM Linux
2012-06-15 11:43                     ` Lee Jones
2012-06-13 16:07     ` [PATCH 1/3] " Lee Jones
2012-06-14 17:12       ` Linus Walleij
2012-06-15  9:02         ` Lee Jones
     [not found]           ` <CAE2-_9rRYxjU9QQgtBv9ReMY5x+oRiJG1cDQahYHanjDrwVUYA@mail.gmail.com>
2012-06-15 11:50             ` Fwd: " Srinidhi Kasagar
2012-06-15 12:45               ` Lee Jones
2012-06-15 13:05                 ` Srinidhi Kasagar
2012-06-15 13:18                   ` Lee Jones
2012-06-15 13:37                     ` Srinidhi Kasagar
2012-06-15 13:58                       ` Lee Jones
2012-06-17 17:43                     ` Linus Walleij
2012-06-18  7:18                       ` Lee Jones
2012-06-18  7:58                         ` Srinidhi Kasagar
2012-06-18  8:41                           ` Lee Jones
2012-06-13 16:08     ` [PATCH 2/3] ARM: ux500: Add i2c configurations to the Device Tree for DB8500 based devices Lee Jones
2012-06-14 17:13       ` Linus Walleij
2012-06-18 11:29       ` Linus Walleij
2012-06-18 11:37         ` Lee Jones
2012-06-13 16:08     ` [PATCH 3/3] Documentation: Device Tree binding information for i2c-nomadik driver Lee Jones
2012-06-14 17:13       ` Linus Walleij
2012-06-11 15:25 ` [PATCH 10/14] Input: Add Device Tree support to the ab8500-ponkey driver Lee Jones
2012-06-11 15:25 ` [PATCH 11/14] usb: otg: Enable probing of the ab8500 during a Device Tree boot Lee Jones
2012-06-11 21:39   ` Linus Walleij
2012-07-02 15:24   ` Lee Jones
2012-06-11 15:25 ` [PATCH 12/14] ARM: ux500: Correctly reference IRQs supplied by the AB8500 from Device Tree Lee Jones
2012-06-11 21:41   ` Linus Walleij
2012-06-11 15:25 ` [PATCH 13/14] ARM: ux500: Enable the AB8500 RTC for all DT:ed DB8500 based devices Lee Jones
2012-06-11 21:42   ` Linus Walleij
2012-06-11 15:25 ` [PATCH 14/14] ARM: ux500: Move rtc-pl031 registration to Device Tree when enabled Lee Jones
2012-06-11 21:43   ` Linus Walleij
2012-06-12  8:03     ` Lee Jones
2012-06-12 14:32       ` Linus Walleij
2012-06-12 14:44         ` Lee Jones

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