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Date: Wed, 13 Nov 2013 10:24:34 -0500
From: Santosh Shilimkar <santosh.shilimkar@ti.com>
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To: Sricharan R <r.sricharan@ti.com>
CC: <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-doc@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>,
        <linux-omap@vger.kernel.org>, <linus.walleij@linaro.org>,
        <linux@arm.linux.org.uk>, <tony@atomide.com>, <rnayak@ti.com>,
        <marc.zyngier@arm.com>, <grant.likely@linaro.org>,
        <mark.rutland@arm.com>, <robherring2@gmail.com>, <tglx@linutronix.de>,
        <galak@codeaurora.org>, Rob Herring <rob.herring@calxeda.com>
Subject: Re: [PATCH V3 1/7] DRIVERS: IRQCHIP: IRQ-GIC: Add support for routable
 irqs
References: <1383657257-3458-1-git-send-email-r.sricharan@ti.com> <1383657257-3458-2-git-send-email-r.sricharan@ti.com>
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On Tuesday 05 November 2013 08:14 AM, Sricharan R wrote:
> In some socs the gic can be preceded by a crossbar IP which
> routes the peripheral interrupts to the gic inputs. The peripheral
> interrupts are associated with a fixed crossbar input line and the
> crossbar routes that to one of the free gic input line.
> 
> The DT entries for peripherals provides the fixed crossbar input line
> as its interrupt number and the mapping code should associate this with
> a free gic input line. This patch adds the support inside the gic irqchip
> to handle such routable irqs. The routable irqs are registered in a linear
> domain. The registered routable domain's callback should be implemented
> to get a free irq and to configure the IP to route it.
> 
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Cc: Russell King <linux@arm.linux.org.uk>
> Cc: Tony Lindgren <tony@atomide.com>
> Cc: Rajendra Nayak <rnayak@ti.com>
> Cc: Marc Zyngier <marc.zyngier@arm.com>
> Cc: Grant Likely <grant.likely@linaro.org>
> Cc: Rob Herring <rob.herring@calxeda.com>
> Signed-off-by: Sricharan R <r.sricharan@ti.com>
> ---
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>