diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl3/gpio.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl3/gpio.c
index 9159ba1b50..e0fec7c786 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl3/gpio.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl3/gpio.c
@@ -325,8 +325,9 @@ static const struct pad_config gpio_table[] = {
 	PAD_CFG_GPI(GPIO_39, DN_20K, DEEP),	/* LPSS_UART0_TXD - unused */
 	PAD_CFG_GPI(GPIO_40, DN_20K, DEEP),	/* LPSS_UART0_RTS - unused */
 	PAD_CFG_GPI(GPIO_41, UP_20K, DEEP),	/* LPSS_UART0_CTS - unused */
-	PAD_CFG_GPI(GPIO_42, UP_20K, DEEP),	/* LPSS_UART1_RXD - unused */
-	PAD_CFG_GPI(GPIO_43, DN_20K, DEEP),	/* LPSS_UART1_TXD - unused */
+	PAD_CFG_NF(GPIO_42, UP_20K, DEEP, NF1), /* LPSS_UART1_RXD */
+	/* LPSS_UART1_TXD */
+	PAD_CFG_NF_IOSSTATE(GPIO_43, NATIVE, DEEP, NF1, Tx1RxDCRx0),
 	PAD_CFG_GPI(GPIO_44, UP_20K, DEEP),	/* LPSS_UART1_RTS - unused */
 	PAD_CFG_GPI(GPIO_45, UP_20K, DEEP),	/* LPSS_UART1_CTS - unused */
 	PAD_CFG_NF(GPIO_46, UP_20K, DEEP, NF1),	/* LPSS_UART2_RXD */