net: cs89x0: includecheck fix for cs89x0.c

fix the following 'make includecheck' warning:

  drivers/net/cs89x0.c: asm/irq.h is included more than once.
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/cs89x0.c

@@ -177,13 +177,10 @@ static unsigned int cs8900_irq_map[] = {1,0,0,0};
 #elif defined(CONFIG_MACH_IXDP2351)
 static unsigned int netcard_portlist[] __used __initdata = {IXDP2351_VIRT_CS8900_BASE, 0};
 static unsigned int cs8900_irq_map[] = {IRQ_IXDP2351_CS8900, 0, 0, 0};
-#include <asm/irq.h>
 #elif defined(CONFIG_ARCH_IXDP2X01)
-#include <asm/irq.h>
 static unsigned int netcard_portlist[] __used __initdata = {IXDP2X01_CS8900_VIRT_BASE, 0};
 static unsigned int cs8900_irq_map[] = {IRQ_IXDP2X01_CS8900, 0, 0, 0};
 #elif defined(CONFIG_ARCH_PNX010X)
-#include <asm/irq.h>
 #include <mach/gpio.h>
 #define CIRRUS_DEFAULT_BASE	IO_ADDRESS(EXT_STATIC2_s0_BASE + 0x200000)	/* = Physical address 0x48200000 */
 #define CIRRUS_DEFAULT_IRQ	VH_INTC_INT_NUM_CASCADED_INTERRUPT_1 /* Event inputs bank 1 - ID 35/bit 3 */