diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 461f963faa0b..febb4e672ece 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -68,6 +68,7 @@
 #define  BPP_18_RGB				BIT(0)
 #define SN_HPD_DISABLE_REG			0x5C
 #define  HPD_DISABLE				BIT(0)
+#define  HPD_DEBOUNCED_STATE			BIT(4)
 #define SN_GPIO_IO_REG				0x5E
 #define  SN_GPIO_INPUT_SHIFT			4
 #define  SN_GPIO_OUTPUT_SHIFT			0
@@ -104,10 +105,24 @@
 #define SN_PWM_EN_INV_REG			0xA5
 #define  SN_PWM_INV_MASK			BIT(0)
 #define  SN_PWM_EN_MASK				BIT(1)
+#define SN_IRQ_EN_REG				0xE0
+#define  IRQ_EN					BIT(0)
+#define SN_IRQ_HPD_REG				0xE6
+#define  IRQ_HPD_EN				BIT(0)
+#define  IRQ_HPD_INSERTION_EN			BIT(1)
+#define  IRQ_HPD_REMOVAL_EN			BIT(2)
+#define  IRQ_HPD_REPLUG_EN			BIT(3)
+#define  IRQ_HPD_PLL_UNLOCK_EN			BIT(5)
 #define SN_AUX_CMD_STATUS_REG			0xF4
 #define  AUX_IRQ_STATUS_AUX_RPLY_TOUT		BIT(3)
 #define  AUX_IRQ_STATUS_AUX_SHORT		BIT(5)
 #define  AUX_IRQ_STATUS_NAT_I2C_FAIL		BIT(6)
+#define SN_IRQ_HPD_STATUS_REG			0xF5
+#define  IRQ_HPD_STATUS				BIT(0)
+#define  IRQ_HPD_INSERTION_STATUS		BIT(1)
+#define  IRQ_HPD_REMOVAL_STATUS			BIT(2)
+#define  IRQ_HPD_REPLUG_STATUS			BIT(3)
+#define  IRQ_PLL_UNLOCK				BIT(5)
 
 #define MIN_DSI_CLK_FREQ_MHZ	40
 
@@ -166,6 +181,11 @@
  * @pwm_enabled:  Used to track if the PWM signal is currently enabled.
  * @pwm_pin_busy: Track if GPIO4 is currently requested for GPIO or PWM.
  * @pwm_refclk_freq: Cache for the reference clock input to the PWM.
+ *
+ * @no_hpd:       Disable hot-plug detection as instructed by device tree (used
+ *                for instance for eDP panels whose HPD signal won't be asserted
+ *                until the panel is turned on, and is thus not usable for
+ *                downstream device detection).
  */
 struct ti_sn65dsi86 {
 	struct auxiliary_device		bridge_aux;
@@ -200,6 +220,8 @@ struct ti_sn65dsi86 {
 	atomic_t			pwm_pin_busy;
 #endif
 	unsigned int			pwm_refclk_freq;
+
+	bool				no_hpd;
 };
 
 static const struct regmap_range ti_sn65dsi86_volatile_ranges[] = {
@@ -314,23 +336,25 @@ static void ti_sn65dsi86_enable_comms(struct ti_sn65dsi86 *pdata)
 	ti_sn_bridge_set_refclk_freq(pdata);
 
 	/*
-	 * HPD on this bridge chip is a bit useless.  This is an eDP bridge
-	 * so the HPD is an internal signal that's only there to signal that
-	 * the panel is done powering up.  ...but the bridge chip debounces
-	 * this signal by between 100 ms and 400 ms (depending on process,
-	 * voltage, and temperate--I measured it at about 200 ms).  One
+	 * As this is an eDP bridge, the output will be connected to a fixed
+	 * panel in most systems. HPD is in that case only an internal signal
+	 * to signal that the panel is done powering up. The bridge chip
+	 * debounces this signal by between 100 ms and 400 ms (depending on
+	 * process, voltage, and temperate--I measured it at about 200 ms). One
 	 * particular panel asserted HPD 84 ms after it was powered on meaning
 	 * that we saw HPD 284 ms after power on.  ...but the same panel said
 	 * that instead of looking at HPD you could just hardcode a delay of
-	 * 200 ms.  We'll assume that the panel driver will have the hardcoded
-	 * delay in its prepare and always disable HPD.
+	 * 200 ms. HPD is thus a bit useless. For this type of use cases, we'll
+	 * assume that the panel driver will have the hardcoded delay in its
+	 * prepare and always disable HPD.
 	 *
-	 * If HPD somehow makes sense on some future panel we'll have to
-	 * change this to be conditional on someone specifying that HPD should
-	 * be used.
+	 * However, on some systems, the output is connected to a DisplayPort
+	 * connector. HPD is needed in such cases. To accommodate both use
+	 * cases, enable HPD only when requested.
 	 */
-	regmap_update_bits(pdata->regmap, SN_HPD_DISABLE_REG, HPD_DISABLE,
-			   HPD_DISABLE);
+	if (pdata->no_hpd)
+		regmap_update_bits(pdata->regmap, SN_HPD_DISABLE_REG,
+				   HPD_DISABLE, HPD_DISABLE);
 
 	pdata->comms_enabled = true;
 
@@ -1164,6 +1188,36 @@ static void ti_sn_bridge_post_disable(struct drm_bridge *bridge)
 	pm_runtime_put_sync(pdata->dev);
 }
 
+static enum drm_connector_status ti_sn_bridge_detect(struct drm_bridge *bridge)
+{
+	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
+	int val;
+
+	regmap_read(pdata->regmap, SN_HPD_DISABLE_REG, &val);
+
+	return val & HPD_DEBOUNCED_STATE ? connector_status_connected
+					 : connector_status_disconnected;
+}
+
+static void ti_sn_bridge_hpd_enable(struct drm_bridge *bridge)
+{
+	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
+
+	/* The device must remain active for HPD to function */
+	pm_runtime_get_sync(pdata->dev);
+	regmap_write(pdata->regmap, SN_IRQ_HPD_REG,
+		     IRQ_HPD_EN | IRQ_HPD_INSERTION_EN |
+		     IRQ_HPD_REMOVAL_EN | IRQ_HPD_REPLUG_EN);
+}
+
+static void ti_sn_bridge_hpd_disable(struct drm_bridge *bridge)
+{
+	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
+
+	regmap_write(pdata->regmap, SN_IRQ_HPD_REG, 0);
+	pm_runtime_put_autosuspend(pdata->dev);
+}
+
 static struct edid *ti_sn_bridge_get_edid(struct drm_bridge *bridge,
 					  struct drm_connector *connector)
 {
@@ -1185,6 +1239,9 @@ static const struct drm_bridge_funcs ti_sn_bridge_funcs = {
 	.enable = ti_sn_bridge_enable,
 	.disable = ti_sn_bridge_disable,
 	.post_disable = ti_sn_bridge_post_disable,
+	.detect = ti_sn_bridge_detect,
+	.hpd_enable = ti_sn_bridge_hpd_enable,
+	.hpd_disable = ti_sn_bridge_hpd_disable,
 	.get_edid = ti_sn_bridge_get_edid,
 };
 
@@ -1264,6 +1321,14 @@ static int ti_sn_bridge_probe(struct auxiliary_device *adev,
 		return PTR_ERR(pdata->next_bridge);
 	}
 
+	pdata->no_hpd = of_property_read_bool(np, "no-hpd");
+	if (pdata->next_bridge->type != DRM_MODE_CONNECTOR_DisplayPort &&
+	    !pdata->no_hpd) {
+		dev_warn(pdata->dev,
+			 "HPD support requires a DisplayPort connector\n");
+		pdata->no_hpd = true;
+	}
+
 	ti_sn_bridge_parse_lanes(pdata, np);
 
 	ret = ti_sn_bridge_parse_dsi_host(pdata);
@@ -1272,7 +1337,8 @@ static int ti_sn_bridge_probe(struct auxiliary_device *adev,
 
 	pdata->bridge.funcs = &ti_sn_bridge_funcs;
 	pdata->bridge.of_node = np;
-	pdata->bridge.ops = DRM_BRIDGE_OP_EDID;
+	pdata->bridge.ops = (pdata->no_hpd ? 0 : DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_HPD)
+			  | DRM_BRIDGE_OP_EDID;
 	pdata->bridge.type = pdata->next_bridge->type == DRM_MODE_CONNECTOR_DisplayPort
 			   ? DRM_MODE_CONNECTOR_DisplayPort : DRM_MODE_CONNECTOR_eDP;
 
@@ -1840,6 +1906,34 @@ static int ti_sn65dsi86_parse_regulators(struct ti_sn65dsi86 *pdata)
 				       pdata->supplies);
 }
 
+static irqreturn_t ti_sn65dsi86_irq_handler(int irq, void *arg)
+{
+	struct ti_sn65dsi86 *pdata = arg;
+	int ret;
+	int hpd;
+
+	ret = regmap_read(pdata->regmap, SN_IRQ_HPD_STATUS_REG, &hpd);
+	if (ret || !hpd)
+		return IRQ_NONE;
+
+	if (hpd & IRQ_HPD_INSERTION_STATUS)
+		drm_bridge_hpd_notify(&pdata->bridge, connector_status_connected);
+
+	if (hpd & IRQ_HPD_REMOVAL_STATUS)
+		drm_bridge_hpd_notify(&pdata->bridge, connector_status_disconnected);
+
+	/* When replugged, ensure we trigger a detect to update the display */
+	if (hpd & IRQ_HPD_REPLUG_STATUS)
+		drm_bridge_hpd_notify(&pdata->bridge, connector_status_disconnected);
+
+	/* reset the status registers */
+	regmap_write(pdata->regmap, SN_IRQ_HPD_STATUS_REG,
+		     IRQ_HPD_STATUS | IRQ_HPD_INSERTION_STATUS |
+		     IRQ_HPD_REMOVAL_STATUS | IRQ_HPD_REPLUG_STATUS);
+
+	return IRQ_HANDLED;
+}
+
 static int ti_sn65dsi86_probe(struct i2c_client *client,
 			      const struct i2c_device_id *id)
 {
@@ -1881,6 +1975,16 @@ static int ti_sn65dsi86_probe(struct i2c_client *client,
 		return dev_err_probe(dev, PTR_ERR(pdata->refclk),
 				     "failed to get reference clock\n");
 
+	if (client->irq > 0) {
+		ret = devm_request_threaded_irq(dev, client->irq, NULL,
+						ti_sn65dsi86_irq_handler,
+						IRQF_ONESHOT, "sn65dsi86-irq",
+						pdata);
+		if (ret)
+			return dev_err_probe(dev, ret,
+					     "Failed to register DP interrupt\n");
+	}
+
 	pm_runtime_enable(dev);
 	ret = devm_add_action_or_reset(dev, ti_sn65dsi86_runtime_disable, dev);
 	if (ret)
@@ -1888,6 +1992,9 @@ static int ti_sn65dsi86_probe(struct i2c_client *client,
 	pm_runtime_set_autosuspend_delay(pdata->dev, 500);
 	pm_runtime_use_autosuspend(pdata->dev);
 
+	/* Enable interrupt handling */
+	regmap_write(pdata->regmap, SN_IRQ_EN_REG, IRQ_EN);
+
 	ti_sn65dsi86_debugfs_init(pdata);
 
 	/*
