acpi: remove CBMEM_ID_ACPI_GNVS_PTR entry

Since we can retrieve the address of ACPI GNVS directly
from CBMEM_ID_ACPI_GNVS, there is no need to store and
update a pointer separately.

TEST=Compile and run on Eve

Signed-off-by: Joel Kitching <kitching@google.com>
Change-Id: I59f3d0547a4a724e66617c791ad82c9f504cadea
Reviewed-on: https://review.coreboot.org/28189
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/amd/stoneyridge/acpi.c

@@ -293,7 +293,6 @@ void southbridge_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((uintptr_t)gnvs);
 
 		/* Add it to DSDT */
 		acpigen_write_scope("\\");

src/soc/intel/baytrail/southcluster.c

@@ -509,7 +509,6 @@ static void southcluster_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/braswell/acpi.c

@@ -542,7 +542,6 @@ void southcluster_inject_dsdt(struct device *device)
 			gnvs->cid1 = wifi_regulatory_domain();
 		else
 			gnvs->cid1 = WRDD_DEFAULT_REGULATORY_DOMAIN;
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/broadwell/lpc.c

@@ -607,7 +607,6 @@ static void southcluster_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/common/block/acpi/acpi.c

@@ -237,7 +237,6 @@ void southbridge_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((uintptr_t) gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/denverton_ns/acpi.c

@@ -319,7 +319,6 @@ void southcluster_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/fsp_baytrail/acpi.c

@@ -594,7 +594,6 @@ void southcluster_inject_dsdt(struct device *device)
 
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);
 

src/soc/intel/skylake/acpi.c

@@ -677,7 +677,6 @@ void southbridge_inject_dsdt(struct device *device)
 	if (gnvs) {
 		acpi_create_gnvs(gnvs);
 		acpi_mainboard_gnvs(gnvs);
-		acpi_save_gnvs((unsigned long)gnvs);
 		/* And tell SMI about it */
 		smm_setup_structures(gnvs, NULL, NULL);