--- zzzz-none-000/linux-4.4.271/drivers/mfd/ucb1x00-core.c	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/drivers/mfd/ucb1x00-core.c	2023-04-19 10:22:29.000000000 +0000
@@ -570,7 +570,7 @@
 
 	if (pdata && pdata->gpio_base) {
 		ucb->gpio.label = dev_name(&ucb->dev);
-		ucb->gpio.dev = &ucb->dev;
+		ucb->gpio.parent = &ucb->dev;
 		ucb->gpio.owner = THIS_MODULE;
 		ucb->gpio.base = pdata->gpio_base;
 		ucb->gpio.ngpio = 10;