diff --git a/drivers/serial/uart_silabs_eusart.c b/drivers/serial/uart_silabs_eusart.c
index e9244dfa3e1..b26549a3074 100644
--- a/drivers/serial/uart_silabs_eusart.c
+++ b/drivers/serial/uart_silabs_eusart.c
@@ -1017,7 +1017,7 @@ static int eusart_init(const struct device *dev)
 	/* The peripheral and gpio clock are already enabled from soc and gpio driver */
 	/* Enable EUSART clock */
 	err = clock_control_on(config->clock_dev, (clock_control_subsys_t)&config->clock_cfg);
-	if (err < 0) {
+	if (err < 0 && err != -EALREADY) {
 		return err;
 	}
 
diff --git a/drivers/serial/uart_silabs_usart.c b/drivers/serial/uart_silabs_usart.c
index 3937ffbf07b..739628cf788 100644
--- a/drivers/serial/uart_silabs_usart.c
+++ b/drivers/serial/uart_silabs_usart.c
@@ -1019,7 +1019,7 @@ static int uart_silabs_init(const struct device *dev)
 	/* The peripheral and gpio clock are already enabled from soc and gpio driver */
 	/* Enable USART clock */
 	err = clock_control_on(config->clock_dev, (clock_control_subsys_t)&config->clock_cfg);
-	if (err < 0) {
+	if (err < 0 && err != -EALREADY) {
 		return err;
 	}