1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c
index 169d1810d30c..3863726f5874 100644
--- a/drivers/video/exynos/exynos_dp_reg.c
+++ b/drivers/video/exynos/exynos_dp_reg.c
@@ -65,6 +65,28 @@ void exynos_dp_lane_swap(struct exynos_dp_device *dp, bool enable)
         writel(reg, dp->reg_base + EXYNOS_DP_LANE_MAP);
 }
 
+void exynos_dp_init_analog_param(struct exynos_dp_device *dp)
+{
+        u32 reg;
+
+        reg = TX_TERMINAL_CTRL_50_OHM;
+        writel(reg, dp->reg_base + EXYNOS_DP_ANALOG_CTL_1);
+
+        reg = SEL_24M | TX_DVDD_BIT_1_0625V;
+        writel(reg, dp->reg_base + EXYNOS_DP_ANALOG_CTL_2);
+
+        reg = DRIVE_DVDD_BIT_1_0625V | VCO_BIT_600_MICRO;
+        writel(reg, dp->reg_base + EXYNOS_DP_ANALOG_CTL_3);
+
+        reg = PD_RING_OSC | AUX_TERMINAL_CTRL_50_OHM |
+                TX_CUR1_2X | TX_CUR_8_MA;
+        writel(reg, dp->reg_base + EXYNOS_DP_PLL_FILTER_CTL_1);
+
+        reg = CH3_AMP_400_MV | CH2_AMP_400_MV |
+                CH1_AMP_400_MV | CH0_AMP_400_MV;
+        writel(reg, dp->reg_base + EXYNOS_DP_TX_AMP_TUNING_CTL);
+}
+
 void exynos_dp_init_interrupt(struct exynos_dp_device *dp)
 {
         /* Set interrupt pin assertion polarity as high */
@@ -131,6 +153,7 @@ void exynos_dp_reset(struct exynos_dp_device *dp)
 
         writel(0x00000101, dp->reg_base + EXYNOS_DP_SOC_GENERAL_CTL);
 
+        exynos_dp_init_analog_param(dp);
         exynos_dp_init_interrupt(dp);
 }