[MIPS] EMMA 2 / Markeins: Fix build wreckage due to genirq wreckage.

I wonder if the original contributor still cares ...

Signed-off-by: Ralf Baechle <[e-mail]>

arch/mips/emma2rh/common/irq_emma2rh.c

···
 		irq_desc[i].status = IRQ_DISABLED;
 		irq_desc[i].action = NULL;
 		irq_desc[i].depth = 1;
-		irq_desc[i].handler = &emma2rh_irq_controller;
+		irq_desc[i].chip = &emma2rh_irq_controller;
 	}
 
 	emma2rh_irq_base = irq_base;

arch/mips/emma2rh/markeins/irq_markeins.c

···
 		irq_desc[i].status = IRQ_DISABLED;
 		irq_desc[i].action = NULL;
 		irq_desc[i].depth = 2;
-		irq_desc[i].handler = &emma2rh_sw_irq_controller;
+		irq_desc[i].chip = &emma2rh_sw_irq_controller;
 	}
 
 	emma2rh_sw_irq_base = irq_base;
···
 		irq_desc[i].status = IRQ_DISABLED;
 		irq_desc[i].action = NULL;
 		irq_desc[i].depth = 2;
-		irq_desc[i].handler = &emma2rh_gpio_irq_controller;
+		irq_desc[i].chip = &emma2rh_gpio_irq_controller;
 	}
 
 	emma2rh_gpio_irq_base = irq_base;