From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/8] ARM: sirf: enable sparse IRQ
Date: Mon, 25 Mar 2013 10:53:11 +0000 [thread overview]
Message-ID: <201303251053.11854.arnd@arndb.de> (raw)
In-Reply-To: <CAGsJ_4xUjH_kcMv4=r8-duZFR9Xz25V-KZRGwv0SM8pUAnfdyQ@mail.gmail.com>
On Monday 25 March 2013, Barry Song wrote:
> > -#define SIRFSOC_INTENAL_IRQ_START 0
> > -#define SIRFSOC_INTENAL_IRQ_END 127
> > -#define SIRFSOC_GPIO_IRQ_START (SIRFSOC_INTENAL_IRQ_END + 1)
> > -#define NR_IRQS 288
>
> after dropping NR_IRQS and enabling SPARSE_IRQ, should we add .nr_irqs
> = 288 to MACHINE_START(ATLAS6/PRIMA2/MARCO_DT...)?
>
No, that's only necessary as long as we need legacy irq domains. If we
can figure out how to get the irqchip driver to use the linear domain,
it is not needed any more. If we move only the pinctrl domain to
linear but leave the main irqchip as legacy, we should set .nr_irqs=128.
Arnd
next prev parent reply other threads:[~2013-03-25 10:53 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-20 11:41 [PATCH 0/8] SIRF multiplatform support Arnd Bergmann
2013-03-20 11:41 ` [PATCH 1/8] pinctrl: sirf: convert to linear irq domain Arnd Bergmann
2013-03-20 14:28 ` Barry Song
2013-03-25 9:11 ` Barry Song
2013-03-25 9:33 ` Arnd Bergmann
2013-03-25 10:08 ` Barry Song
2013-03-20 11:41 ` [PATCH 2/8] ARM: sirf: fix prima2 interrupt lookup Arnd Bergmann
2013-03-25 5:44 ` Barry Song
2013-03-20 11:41 ` [PATCH 3/8] ARM: sirf: move irq driver to drivers/irqchip Arnd Bergmann
2013-03-25 9:19 ` Barry Song
2013-03-25 9:41 ` Arnd Bergmann
2013-03-25 9:56 ` Barry Song
2013-03-25 11:13 ` Arnd Bergmann
2013-03-20 11:41 ` [PATCH 4/8] ARM: sirf: enable sparse IRQ Arnd Bergmann
2013-03-25 10:33 ` Barry Song
2013-03-25 10:53 ` Arnd Bergmann [this message]
2013-03-20 11:41 ` [PATCH 5/8] ARM: sirf: move debug-macro.S to include/debug/sirf.S Arnd Bergmann
2013-03-25 9:44 ` Barry Song
2013-03-20 11:41 ` [PATCH 6/8] ARM: sirf: use clocksource_of infrastructure Arnd Bergmann
2013-03-25 9:27 ` Barry Song
2013-03-20 11:41 ` [PATCH 7/8] ARM: sirf: enable multiplatform support Arnd Bergmann
2013-03-25 10:22 ` Barry Song
2013-03-25 10:54 ` Arnd Bergmann
2013-03-20 11:41 ` [PATCH 8/8] ARM: sirf: enable support in multi_v7_defconfig Arnd Bergmann
2013-03-25 10:26 ` Barry Song
2013-03-20 12:28 ` [PATCH 0/8] SIRF multiplatform support Arnd Bergmann
2013-03-25 11:33 ` Arnd Bergmann
2013-03-26 6:17 ` Barry Song
2013-03-26 14:31 ` Arnd Bergmann
2013-03-27 1:48 ` Barry Song
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