From mboxrd@z Thu Jan 1 00:00:00 1970 From: santosh.shilimkar@ti.com (Santosh Shilimkar) Date: Wed, 13 Nov 2013 10:24:34 -0500 Subject: [PATCH V3 1/7] DRIVERS: IRQCHIP: IRQ-GIC: Add support for routable irqs In-Reply-To: <1383657257-3458-2-git-send-email-r.sricharan@ti.com> References: <1383657257-3458-1-git-send-email-r.sricharan@ti.com> <1383657257-3458-2-git-send-email-r.sricharan@ti.com> Message-ID: <528399B2.8010308@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 > Cc: Linus Walleij > Cc: Santosh Shilimkar > Cc: Russell King > Cc: Tony Lindgren > Cc: Rajendra Nayak > Cc: Marc Zyngier > Cc: Grant Likely > Cc: Rob Herring > Signed-off-by: Sricharan R > --- Acked-by: Santosh Shilimkar