diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 922b91157ecc..bf5788c5bbd3 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -5354,8 +5354,6 @@ void intel_ddi_init(struct intel_display *display,
 		else
 			encoder->get_config = mtl_ddi_non_tc_phy_get_config;
 	} else if (display->platform.dg2) {
-		encoder->enable_clock = intel_mpllb_enable;
-		encoder->disable_clock = intel_mpllb_disable;
 		encoder->get_config = dg2_ddi_get_config;
 	} else if (display->platform.alderlake_s) {
 		encoder->enable_clock = adls_ddi_enable_clock;
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index 3f9ed7f63eb2..bfd6f0a19725 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -4933,7 +4933,6 @@ static bool dg2_compare_hw_state(const struct intel_dpll_hw_state *_a,
 		a->mpllb_sscstep == b->mpllb_sscstep;
 }
 
-__maybe_unused
 static const struct intel_dpll_mgr dg2_pll_mgr = {
 	.dpll_info = dg2_plls,
 	.compute_dplls = dg2_compute_dplls,
@@ -4960,8 +4959,7 @@ void intel_dpll_init(struct intel_display *display)
 	mutex_init(&display->dpll.lock);
 
 	if (display->platform.dg2)
-		/* No shared DPLLs on DG2; port PLLs are part of the PHY */
-		dpll_mgr = NULL;
+		dpll_mgr = &dg2_pll_mgr;
 	else if (DISPLAY_VER(display) >= 35)
 		dpll_mgr = &xe3plpd_pll_mgr;
 	else if (DISPLAY_VER(display) >= 14)
@@ -5330,8 +5328,13 @@ verify_single_dpll_state(struct intel_display *display,
 
 	if (pll->on) {
 		const struct intel_dpll_mgr *dpll_mgr = display->dpll.mgr;
-
-		if (HAS_LT_PHY(display))
+		/*
+		 * Avoid direct struct comparison here. Some hw state fields, such
+		 * as DG2 MPLLB ref_control or LT PHY config[1], are written by
+		 * firmware and may differ from the software state without indicating
+		 * a real mismatch.
+		 */
+		if (HAS_LT_PHY(display) || display->platform.dg2)
 			pll_mismatch = !dpll_mgr->compare_hw_state(&pll->state.hw_state,
 								   &dpll_hw_state);
 		else
diff --git a/drivers/gpu/drm/i915/display/intel_modeset_verify.c b/drivers/gpu/drm/i915/display/intel_modeset_verify.c
index 2ec17c2bfe0f..f0761d8a7437 100644
--- a/drivers/gpu/drm/i915/display/intel_modeset_verify.c
+++ b/drivers/gpu/drm/i915/display/intel_modeset_verify.c
@@ -245,7 +245,6 @@ void intel_modeset_verify_crtc(struct intel_atomic_state *state,
 	verify_connector_state(state, crtc);
 	verify_crtc_state(state, crtc);
 	intel_dpll_state_verify(state, crtc);
-	intel_mpllb_state_verify(state, crtc);
 }
 
 void intel_modeset_verify_disabled(struct intel_atomic_state *state)
diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c
index dfb3a5c35c85..ce94ac689064 100644
--- a/drivers/gpu/drm/i915/display/intel_snps_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c
@@ -1982,52 +1982,3 @@ void intel_mpllb_readout_hw_state(struct intel_encoder *encoder,
 	 */
 	pll_state->mpllb_div &= ~SNPS_PHY_MPLLB_FORCE_EN;
 }
-
-void intel_mpllb_state_verify(struct intel_atomic_state *state,
-			      struct intel_crtc *crtc)
-{
-	struct intel_display *display = to_intel_display(state);
-	const struct intel_crtc_state *new_crtc_state =
-		intel_atomic_get_new_crtc_state(state, crtc);
-	struct intel_mpllb_state mpllb_hw_state = {};
-	const struct intel_mpllb_state *mpllb_sw_state = &new_crtc_state->dpll_hw_state.mpllb;
-	struct intel_encoder *encoder;
-
-	if (!display->platform.dg2)
-		return;
-
-	if (!new_crtc_state->hw.active)
-		return;
-
-	/* intel_get_crtc_new_encoder() only works for modeset/fastset commits */
-	if (!intel_crtc_needs_modeset(new_crtc_state) &&
-	    !intel_crtc_needs_fastset(new_crtc_state))
-		return;
-
-	encoder = intel_get_crtc_new_encoder(state, new_crtc_state);
-	intel_mpllb_readout_hw_state(encoder, &mpllb_hw_state);
-
-#define MPLLB_CHECK(__name)						\
-	INTEL_DISPLAY_STATE_WARN(display, mpllb_sw_state->__name != mpllb_hw_state.__name, \
-				 "[CRTC:%d:%s] mismatch in MPLLB: %s (expected 0x%08x, found 0x%08x)", \
-				 crtc->base.base.id, crtc->base.name,	\
-				 __stringify(__name),			\
-				 mpllb_sw_state->__name, mpllb_hw_state.__name)
-
-	MPLLB_CHECK(mpllb_cp);
-	MPLLB_CHECK(mpllb_div);
-	MPLLB_CHECK(mpllb_div2);
-	MPLLB_CHECK(mpllb_fracn1);
-	MPLLB_CHECK(mpllb_fracn2);
-	MPLLB_CHECK(mpllb_sscen);
-	MPLLB_CHECK(mpllb_sscstep);
-
-	/*
-	 * ref_control is handled by the hardware/firemware and never
-	 * programmed by the software, but the proper values are supplied
-	 * in the bspec for verification purposes.
-	 */
-	MPLLB_CHECK(ref_control);
-
-#undef MPLLB_CHECK
-}