On Tuesday 05 November 2013 08:14 AM, Sricharan R wrote: > Some socs have a large number of interrupts requests to service > the needs of its many peripherals and subsystems. All of the > interrupt lines from the subsystems are not needed at the same > time, so they have to be muxed to the irq-controller appropriately. > In such places a interrupt controllers are preceded by an CROSSBAR > that provides flexibility in muxing the device requests to the controller > inputs. > > This driver takes care a allocating a free irq and then configuring the > crossbar IP as a part of the mpu's irqchip callbacks. crossbar_init should > be called right before the irqchip_init, so that it is setup to handle the > irqchip callbacks. > > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx> > Cc: Santosh Shilimkar <santosh.shilimkar@xxxxxx> > Cc: Russell King <linux@xxxxxxxxxxxxxxxx> > Cc: Tony Lindgren <tony@xxxxxxxxxxx> > Cc: Rajendra Nayak <rnayak@xxxxxx> > Cc: Marc Zyngier <marc.zyngier@xxxxxxx> > Cc: Grant Likely <grant.likely@xxxxxxxxxx> > Cc: Rob Herring <rob.herring@xxxxxxxxxxx> > Signed-off-by: Sricharan R <r.sricharan@xxxxxx> > Acked-by: Kumar Gala <galak@xxxxxxxxxxxxxx> (for DT binding portion) > --- As someone commented already, lets call the driver as irq-crossbar since there might need of something similar for DMA and IO's. So rename the code accordingly. Other than that, Acked-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx> -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
