diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9498852c14dd9172df44ee45bf880b72b50efcf0..d5177c7655b3da0314b558ef0be379008722ae5e 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9106,6 +9106,20 @@ enum {
 #define  TRANS_DP2_PANEL_REPLAY_ENABLE		REG_BIT(30)
 #define  TRANS_DP2_DEBUG_ENABLE			REG_BIT(23)
 
+#define _TRANS_DP2_VFREQHIGH_A			0x600a4
+#define _TRANS_DP2_VFREQHIGH_B			0x610a4
+#define _TRANS_DP2_VFREQHIGH_C			0x620a4
+#define _TRANS_DP2_VFREQHIGH_D			0x630a4
+#define TRANS_DP2_VFREQHIGH(trans)		_MMIO_TRANS(trans, _TRANS_DP2_VFREQHIGH_A, _TRANS_DP2_VFREQHIGH_B)
+#define  TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK	REG_GENMASK(31, 8)
+#define  TRANS_DP2_VFREQ_PIXEL_CLOCK(clk_hz)	REG_FIELD_PREP(TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK, (clk_hz))
+
+#define _TRANS_DP2_VFREQLOW_A			0x600a8
+#define _TRANS_DP2_VFREQLOW_B			0x610a8
+#define _TRANS_DP2_VFREQLOW_C			0x620a8
+#define _TRANS_DP2_VFREQLOW_D			0x630a8
+#define TRANS_DP2_VFREQLOW(trans)		_MMIO_TRANS(trans, _TRANS_DP2_VFREQLOW_A, _TRANS_DP2_VFREQLOW_B)
+
 /* SNB eDP training params */
 /* SNB A-stepping */
 #define  EDP_LINK_TRAIN_400MV_0DB_SNB_A		(0x38 << 22)