--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -53,6 +53,7 @@ static struct omap_irq_bank {
 static void intc_bank_write_reg(u32 val, struct omap_irq_bank *bank, u16 reg)
 {
 	__raw_writel(val, bank->base_reg + reg);
+	__raw_readl(bank->base_reg + reg);
 }
 
 static u32 intc_bank_read_reg(struct omap_irq_bank *bank, u16 reg)