mb/google/beltino: Move Super I/O init to bootblock

Also remove an unneeded `pch_enable_lpc` function call.

Change-Id: I83158a655670d4e6cd91f6bf3332d1b6f9f655d1
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43104
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tristan Corrick <tristan@corrick.kiwi>
Reviewed-by: Michael Niewöhner
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
diff --git a/src/mainboard/google/beltino/Makefile.inc b/src/mainboard/google/beltino/Makefile.inc
index ee8b8e5..8c5d6c5 100644
--- a/src/mainboard/google/beltino/Makefile.inc
+++ b/src/mainboard/google/beltino/Makefile.inc
@@ -1,5 +1,7 @@
 ## SPDX-License-Identifier: GPL-2.0-only
 
+bootblock-y += bootblock.c
+
 romstage-$(CONFIG_CHROMEOS) += chromeos.c
 ramstage-$(CONFIG_CHROMEOS) += chromeos.c
 verstage-$(CONFIG_VBOOT_SEPARATE_VERSTAGE) += chromeos.c
@@ -8,7 +10,8 @@
 smm-y += smihandler.c variants/$(VARIANT_DIR)/led.c
 
 romstage-y += variants/$(VARIANT_DIR)/gpio.c
-romstage-y += variants/$(VARIANT_DIR)/led.c
+
+bootblock-y += variants/$(VARIANT_DIR)/led.c
 
 ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads
 
diff --git a/src/mainboard/google/beltino/bootblock.c b/src/mainboard/google/beltino/bootblock.c
new file mode 100644
index 0000000..c52059b
--- /dev/null
+++ b/src/mainboard/google/beltino/bootblock.c
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <stdint.h>
+#include <southbridge/intel/lynxpoint/pch.h>
+#include <superio/ite/common/ite.h>
+#include <superio/ite/it8772f/it8772f.h>
+#include "onboard.h"
+
+void mainboard_config_superio(void)
+{
+	/* Early SuperIO setup */
+	ite_kill_watchdog(IT8772F_GPIO_DEV);
+	it8772f_ac_resume_southbridge(IT8772F_SUPERIO_DEV);
+	ite_enable_serial(IT8772F_SERIAL_DEV, CONFIG_TTYS0_BASE);
+
+	/* Turn on Power LED */
+	set_power_led(LED_ON);
+}
diff --git a/src/mainboard/google/beltino/romstage.c b/src/mainboard/google/beltino/romstage.c
index 5d9c37c..6f95831 100644
--- a/src/mainboard/google/beltino/romstage.c
+++ b/src/mainboard/google/beltino/romstage.c
@@ -7,9 +7,6 @@
 #include <northbridge/intel/haswell/raminit.h>
 #include <southbridge/intel/lynxpoint/lp_gpio.h>
 #include <southbridge/intel/lynxpoint/pch.h>
-#include <superio/ite/common/ite.h>
-#include <superio/ite/it8772f/it8772f.h>
-#include "onboard.h"
 
 void mainboard_config_rcba(void)
 {
@@ -107,15 +104,6 @@
 		.pei_data = &pei_data,
 	};
 
-	/* Early SuperIO setup */
-	ite_kill_watchdog(IT8772F_GPIO_DEV);
-	it8772f_ac_resume_southbridge(IT8772F_SUPERIO_DEV);
-	pch_enable_lpc();
-	ite_enable_serial(IT8772F_SERIAL_DEV, CONFIG_TTYS0_BASE);
-
-    /* Turn on Power LED */
-	set_power_led(LED_ON);
-
 	/* Call into the real romstage main with this board's attributes. */
 	romstage_common(&romstage_params);
 }