diff --git a/src/mainboard/siemens/mc_apl1/bootblock.c b/src/mainboard/siemens/mc_apl1/bootblock.c
index 01c8e93d28..a858f1b048 100644
--- a/src/mainboard/siemens/mc_apl1/bootblock.c
+++ b/src/mainboard/siemens/mc_apl1/bootblock.c
@@ -4,7 +4,7 @@
 #include <bootblock_common.h>
 #include <intelblocks/gpio.h>
 
-void bootblock_mainboard_init(void)
+void bootblock_mainboard_early_init(void)
 {
 	const struct pad_config *pads;
 	size_t num;
diff --git a/src/mainboard/siemens/mc_apl1/variants/baseboard/gpio.c b/src/mainboard/siemens/mc_apl1/variants/baseboard/gpio.c
index 2edd92e1b0..6a3b859f55 100644
--- a/src/mainboard/siemens/mc_apl1/variants/baseboard/gpio.c
+++ b/src/mainboard/siemens/mc_apl1/variants/baseboard/gpio.c
@@ -356,6 +356,9 @@ const struct pad_config *__weak variant_gpio_table(size_t *num)
 
 /* GPIOs needed prior to ramstage. */
 static const struct pad_config early_gpio_table[] = {
+	/* UART */
+	PAD_CFG_NF(GPIO_46, NATIVE, DEEP, NF1),				/* LPSS_UART2_RXD */
+	PAD_CFG_NF_IOSSTATE(GPIO_47, NATIVE, DEEP, NF1, Tx1RxDCRx0),	/* LPSS_UART2_TXD */
 
 	/* Debug tracing. */
 	PAD_CFG_GPI(GPIO_0, DN_20K, DEEP),	/* TRACE_0_CLK_VNN */