diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index ceb63275c7fe..423522d87313 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -164,9 +164,8 @@ static int pinctrl_register_one_pin(struct pinctrl_dev *pctldev,
 	/* Set owner */
 	pindesc->pctldev = pctldev;
 
-	/* Copy optional basic pin info */
-	if (name)
-		strlcpy(pindesc->name, name, sizeof(pindesc->name));
+	/* Copy basic pin info */
+	pindesc->name = name;
 
 	spin_lock(&pctldev->pin_desc_tree_lock);
 	radix_tree_insert(&pctldev->pin_desc_tree, number, pindesc);
diff --git a/drivers/pinctrl/core.h b/drivers/pinctrl/core.h
index 17e07772160c..e431aa537287 100644
--- a/drivers/pinctrl/core.h
+++ b/drivers/pinctrl/core.h
@@ -55,7 +55,7 @@ struct pinctrl_dev {
  */
 struct pin_desc {
 	struct pinctrl_dev *pctldev;
-	char	name[16];
+	const char *name;
 	spinlock_t lock;
 	/* These fields only added when supporting pinmux drivers */
 #ifdef CONFIG_PINMUX