--- a/drivers/gpu/drm/display/drm_dp_helper.c	2026-07-04 11:44:22.000000000 +0000
+++ b/drivers/gpu/drm/display/drm_dp_helper.c	2026-07-12 08:57:44.054424647 +0000
@@ -742,7 +742,7 @@
 	int ret;
 
 	if (dpcd_access_needs_probe(aux)) {
-		ret = drm_dp_dpcd_probe(aux, DP_TRAINING_PATTERN_SET);
+		ret = drm_dp_dpcd_probe(aux, DP_DPCD_REV);
 		if (ret < 0)
 			return ret;
 	}
--- a/drivers/gpu/drm/i915/display/intel_dp.c	2026-07-04 11:44:22.000000000 +0000
+++ b/drivers/gpu/drm/i915/display/intel_dp.c	2026-07-12 09:16:26.073026594 +0000
@@ -34,6 +34,7 @@
 #include <linux/seq_buf.h>
 #include <linux/slab.h>
 #include <linux/sort.h>
+#include <linux/delay.h>
 #include <linux/string_helpers.h>
 #include <linux/timekeeping.h>
 #include <linux/types.h>
@@ -5891,7 +5892,7 @@
 	struct intel_connector *connector = intel_dp->attached_connector;
 
 	if (intel_dp_is_edp(intel_dp))
-		return false;
+		return true;
 
 	if (force_on_external)
 		return true;
@@ -6629,6 +6630,34 @@
 	has_dpcd = intel_edp_init_dpcd(intel_dp, connector);
 
 	if (!has_dpcd) {
+		/*
+		 * iDX6011 front-panel eDP->DSI bridge: its AUX block sleeps
+		 * when the BIOS leaves VDD on across a long handoff, and only
+		 * a VDD power-cycle edge wakes it. Cycle panel power, retry.
+		 */
+		drm_info(display->drm,
+			 "[ENCODER:%d:%s] eDP DPCD init failed, cycling panel power and retrying\n",
+			 encoder->base.base.id, encoder->base.name);
+		intel_pps_vdd_off_sync(intel_dp);
+		msleep(30000);
+		intel_pps_wait_power_cycle(intel_dp);
+		intel_pps_vdd_on(intel_dp);
+		msleep(500);
+		intel_pps_on(intel_dp);
+		msleep(1000);
+		for (int wake_try = 0; wake_try < 10; wake_try++) {
+			has_dpcd = intel_edp_init_dpcd(intel_dp, connector);
+			if (has_dpcd) {
+				drm_info(display->drm,
+					 "[ENCODER:%d:%s] eDP WOKE after full power cycle (attempt %d)\n",
+					 encoder->base.base.id, encoder->base.name, wake_try + 1);
+				break;
+			}
+			msleep(1000);
+		}
+	}
+
+	if (!has_dpcd) {
 		/* if this fails, presume the device is a ghost */
 		drm_info(display->drm,
 			 "[ENCODER:%d:%s] failed to retrieve link info, disabling eDP\n",