diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 89bf1e34feaa..16ea0e6077cf 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2213,9 +2213,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 	IS_SUBPLATFORM(dev_priv, INTEL_KABYLAKE, INTEL_SUBPLATFORM_ULT)
 #define IS_KBL_ULX(dev_priv) \
 	IS_SUBPLATFORM(dev_priv, INTEL_KABYLAKE, INTEL_SUBPLATFORM_ULX)
-#define IS_AML_ULX(dev_priv) \
-	(IS_SUBPLATFORM(dev_priv, INTEL_KABYLAKE, INTEL_SUBPLATFORM_AML) || \
-	 IS_SUBPLATFORM(dev_priv, INTEL_COFFEELAKE, INTEL_SUBPLATFORM_AML))
 #define IS_SKL_GT2(dev_priv)	(IS_SKYLAKE(dev_priv) && \
 				 INTEL_INFO(dev_priv)->gt == 2)
 #define IS_SKL_GT3(dev_priv)	(IS_SKYLAKE(dev_priv) && \
@@ -2228,6 +2225,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 				 INTEL_INFO(dev_priv)->gt == 3)
 #define IS_CFL_ULT(dev_priv) \
 	IS_SUBPLATFORM(dev_priv, INTEL_COFFEELAKE, INTEL_SUBPLATFORM_ULT)
+#define IS_CFL_ULX(dev_priv) \
+	IS_SUBPLATFORM(dev_priv, INTEL_COFFEELAKE, INTEL_SUBPLATFORM_ULX)
 #define IS_CFL_GT2(dev_priv)	(IS_COFFEELAKE(dev_priv) && \
 				 INTEL_INFO(dev_priv)->gt == 2)
 #define IS_CFL_GT3(dev_priv)	(IS_COFFEELAKE(dev_priv) && \
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 350eaf54f01f..65c02b260c98 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -615,7 +615,7 @@ skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
 static const struct ddi_buf_trans *
 kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
 {
-	if (IS_KBL_ULX(dev_priv) || IS_AML_ULX(dev_priv)) {
+	if (IS_KBL_ULX(dev_priv) || IS_CFL_ULX(dev_priv)) {
 		*n_entries = ARRAY_SIZE(kbl_y_ddi_translations_dp);
 		return kbl_y_ddi_translations_dp;
 	} else if (IS_KBL_ULT(dev_priv) || IS_CFL_ULT(dev_priv)) {
@@ -631,7 +631,8 @@ static const struct ddi_buf_trans *
 skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 {
 	if (dev_priv->vbt.edp.low_vswing) {
-		if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) || IS_AML_ULX(dev_priv)) {
+		if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) ||
+		    IS_CFL_ULX(dev_priv)) {
 			*n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
 			return skl_y_ddi_translations_edp;
 		} else if (IS_SKL_ULT(dev_priv) || IS_KBL_ULT(dev_priv) ||
@@ -653,7 +654,8 @@ skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 static const struct ddi_buf_trans *
 skl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
 {
-	if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) || IS_AML_ULX(dev_priv)) {
+	if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv) ||
+	    IS_CFL_ULX(dev_priv)) {
 		*n_entries = ARRAY_SIZE(skl_y_ddi_translations_hdmi);
 		return skl_y_ddi_translations_hdmi;
 	} else {
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 19437e8ec6fa..7135d8dc32a7 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -787,9 +787,6 @@ static const u16 subplatform_ulx_ids[] = {
 	INTEL_SKL_ULX_GT2_IDS(0),
 	INTEL_KBL_ULX_GT1_IDS(0),
 	INTEL_KBL_ULX_GT2_IDS(0),
-};
-
-static const u16 subplatform_aml_ids[] = {
 	INTEL_AML_KBL_GT2_IDS(0),
 	INTEL_AML_CFL_GT2_IDS(0),
 };
@@ -832,9 +829,6 @@ void intel_device_info_subplatform_init(struct drm_i915_private *i915)
 			/* ULX machines are also considered ULT. */
 			mask |= BIT(INTEL_SUBPLATFORM_ULT);
 		}
-	} else if (find_devid(devid, subplatform_aml_ids,
-			      ARRAY_SIZE(subplatform_aml_ids))) {
-		mask = BIT(INTEL_SUBPLATFORM_AML);
 	} else if (find_devid(devid, subplatform_portf_ids,
 			      ARRAY_SIZE(subplatform_portf_ids))) {
 		mask = BIT(INTEL_SUBPLATFORM_PORTF);
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index d67dedf0cbd8..ee4776dc59bd 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -91,7 +91,6 @@ enum intel_platform {
 /* HSW/BDW/SKL/KBL/CFL */
 #define INTEL_SUBPLATFORM_ULT	(0)
 #define INTEL_SUBPLATFORM_ULX	(1)
-#define INTEL_SUBPLATFORM_AML	(2)
 
 /* CNL/ICL */
 #define INTEL_SUBPLATFORM_PORTF	(0)
