diff --git a/drivers/regulator/tps65185.c b/drivers/regulator/tps65185.c
index 1f13e4156cab..6a3130177e7a 100644
--- a/drivers/regulator/tps65185.c
+++ b/drivers/regulator/tps65185.c
@@ -5,6 +5,7 @@
 
 #include <linux/cleanup.h>
 #include <linux/completion.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
 #include <linux/module.h>
@@ -375,6 +376,11 @@ static int tps65185_probe(struct i2c_client *client)
 		return dev_err_probe(&client->dev, ret,
 				     "failed to get vin regulator\n");
 
+	// TPS65185x PMIC for E Ink Vizplex Enabled Electronic Paper Display Chapter 7.6 Figure 2:
+	// "Minimum delay time between WAKEUP rising edge and IC ready to accept I2C transaction."
+	// https://www.ti.com/lit/ds/symlink/tps65185.pdf
+	usleep_range(1800, 3000);
+
 	data->dev = &client->dev;
 	i2c_set_clientdata(client, data);