video: exynos_dp: Fix incorrect setting for INT_CTL

INT_CTL register contains bits INT_POL0 and INT_POL1, and not INT_POL.
This patch fixes the wrong register setting for INT_CTL.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c
index 9fb901b..93b4b6b 100644
--- a/drivers/video/exynos/exynos_dp_reg.c
+++ b/drivers/video/exynos/exynos_dp_reg.c
@@ -88,7 +88,7 @@
 void exynos_dp_init_interrupt(struct exynos_dp_device *dp)
 {
 	/* Set interrupt pin assertion polarity as high */
-	writel(INT_POL, dp->reg_base + EXYNOS_DP_INT_CTL);
+	writel(INT_POL1 | INT_POL0, dp->reg_base + EXYNOS_DP_INT_CTL);
 
 	/* Clear pending regisers */
 	writel(0xff, dp->reg_base + EXYNOS_DP_COMMON_INT_STA_1);
diff --git a/drivers/video/exynos/exynos_dp_reg.h b/drivers/video/exynos/exynos_dp_reg.h
index 1f2f014c..2e9bd0e 100644
--- a/drivers/video/exynos/exynos_dp_reg.h
+++ b/drivers/video/exynos/exynos_dp_reg.h
@@ -242,7 +242,8 @@
 
 /* EXYNOS_DP_INT_CTL */
 #define SOFT_INT_CTRL				(0x1 << 2)
-#define INT_POL					(0x1 << 0)
+#define INT_POL1				(0x1 << 1)
+#define INT_POL0				(0x1 << 0)
 
 /* EXYNOS_DP_SYS_CTL_1 */
 #define DET_STA					(0x1 << 2)