mb/intel/ehlcrb: Remove ChromeOS EC support from smihandler

Since there is no ChromeOS support for EHL CRB, drop smihandler.c
which just deals with ChromeOS support.

Signed-off-by: Tan, Lean Sheng <lean.sheng.tan@intel.com>
Change-Id: Id474c3b04a82c03dda6514cc4565b58fb790b9c1
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48118
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
diff --git a/src/mainboard/intel/elkhartlake_crb/Makefile.inc b/src/mainboard/intel/elkhartlake_crb/Makefile.inc
index cf9e1c9..69a9368 100644
--- a/src/mainboard/intel/elkhartlake_crb/Makefile.inc
+++ b/src/mainboard/intel/elkhartlake_crb/Makefile.inc
@@ -10,7 +10,6 @@
 ramstage-y += mainboard.c
 ramstage-y += board_id.c
 
-smm-y += smihandler.c
 
 subdirs-y += variants/baseboard
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
diff --git a/src/mainboard/intel/elkhartlake_crb/smihandler.c b/src/mainboard/intel/elkhartlake_crb/smihandler.c
deleted file mode 100644
index be0066a..0000000
--- a/src/mainboard/intel/elkhartlake_crb/smihandler.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <baseboard/variants.h>
-#include <cpu/x86/smm.h>
-#include <ec/google/chromeec/ec.h>
-#include <ec/google/chromeec/smm.h>
-#include <elog.h>
-#include <intelblocks/smihandler.h>
-#include <baseboard/ec.h>
-
-void mainboard_smi_espi_handler(void)
-{
-	if (CONFIG(EC_GOOGLE_CHROMEEC))
-		chromeec_smi_process_events();
-}
-
-void mainboard_smi_sleep(u8 slp_typ)
-{
-	if (CONFIG(EC_GOOGLE_CHROMEEC))
-		chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS,
-					MAINBOARD_EC_S5_WAKE_EVENTS);
-}
-
-int mainboard_smi_apmc(u8 apmc)
-{
-	if (CONFIG(EC_GOOGLE_CHROMEEC))
-		chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS, MAINBOARD_EC_SMI_EVENTS);
-
-	return 0;
-}
-
-void elog_gsmi_cb_mainboard_log_wake_source(void)
-{
-	if (CONFIG(EC_GOOGLE_CHROMEEC))
-		google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
-					MAINBOARD_EC_S3_WAKE_EVENTS);
-}