X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Firqchip%2FKconfig;h=d770f7406631298d2e400b9b1adee31adce76bad;hb=b42e6dc66bf379d7d44d419dda8733c890838751;hp=ec42d2decb2f7939040ab393c97e8861f2c46e4a;hpb=780d2bf3d07db0c88860a6c8e4e551cfe07f780d;p=karo-tx-linux.git

diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index ec42d2decb2f..d770f7406631 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -77,3 +77,11 @@ config VERSATILE_FPGA_IRQ_NR
 config XTENSA_MX
 	bool
 	select IRQ_DOMAIN
+
+config IRQ_CROSSBAR
+	bool
+	help
+	  Support for a CROSSBAR ip that preceeds the main interrupt controller.
+	  The primary irqchip invokes the crossbar's callback which inturn allocates
+	  a free irq and configures the IP. Thus the peripheral interrupts are
+	  routed to one of the free irqchip interrupt lines.