Messages in this thread |  | | Date | Wed, 13 Nov 2013 10:24:34 -0500 | From | Santosh Shilimkar <> | Subject | Re: [PATCH V3 1/7] DRIVERS: IRQCHIP: IRQ-GIC: Add support for routable irqs |
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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>
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