ARM: pxa: use cpu_has_ipr() consistently in irq.c

Signed-off-by: NMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: NEric Miao <eric.y.miao@gmail.com>

arch/arm/mach-pxa/irq.c

@@ -226,7 +226,7 @@ static int pxa_irq_resume(struct sys_device *dev)
 		__raw_writel(0, base + ICLR);
 	}
 
-	if (!cpu_is_pxa25x())
+	if (cpu_has_ipr())
 		for (i = 0; i < pxa_internal_irq_nr; i++)
 			__raw_writel(saved_ipr[i], IRQ_BASE + IPR(i));