3 files changed, 3 insertions, 21 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/include/soc/soc_util.h b/src/soc/intel/xeon_sp/cpx/include/soc/soc_util.h
index e3c971d49f..5ce392863c 100644
--- a/src/soc/intel/xeon_sp/cpx/include/soc/soc_util.h
+++ b/src/soc/intel/xeon_sp/cpx/include/soc/soc_util.h
@@ -6,13 +6,6 @@
 #include <hob_iiouds.h>
 #include <hob_memmap.h>
 
-struct iiostack_resource {
-	uint8_t     no_of_stacks;
-	STACK_RES   res[MAX_SOCKET * MAX_LOGIC_IIO_STACK];
-};
-
-void get_iiostack_info(struct iiostack_resource *info);
-
 const struct SystemMemoryMapHob *get_system_memory_map(void);
 
 uint32_t get_socket_stack_busno(uint32_t socket, uint32_t stack);
diff --git a/src/soc/intel/xeon_sp/cpx/soc_acpi.c b/src/soc/intel/xeon_sp/cpx/soc_acpi.c
index c35c2482f4..599ccff03d 100644
--- a/src/soc/intel/xeon_sp/cpx/soc_acpi.c
+++ b/src/soc/intel/xeon_sp/cpx/soc_acpi.c
@@ -16,6 +16,7 @@
 #include <soc/pci_devs.h>
 #include <soc/pm.h>
 #include <soc/soc_util.h>
+#include <soc/util.h>
 
 /* TODO: Check if the common/acpi weak function can be used */
 unsigned long acpi_fill_mcfg(unsigned long current)
diff --git a/src/soc/intel/xeon_sp/cpx/soc_util.c b/src/soc/intel/xeon_sp/cpx/soc_util.c
index 242fcfe4f2..578f67cda2 100644
--- a/src/soc/intel/xeon_sp/cpx/soc_util.c
+++ b/src/soc/intel/xeon_sp/cpx/soc_util.c
@@ -27,21 +27,9 @@ const struct SystemMemoryMapHob *get_system_memory_map(void)
 	return *memmap_addr;
 }
 
-void get_iiostack_info(struct iiostack_resource *info)
+bool is_iio_stack_res(const STACK_RES *res)
 {
-	const IIO_UDS *hob = get_iio_uds();
-
-	// copy IIO Stack info from FSP HOB
-	info->no_of_stacks = 0;
-	for (int s = 0; s < hob->PlatformData.numofIIO; ++s) {
-		for (int x = 0; x < MAX_IIO_STACK; ++x) {
-			const STACK_RES *ri = &hob->PlatformData.IIO_resource[s].StackRes[x];
-			if (ri->Personality == TYPE_UBOX_IIO) {
-				assert(info->no_of_stacks < ARRAY_SIZE(info->res));
-				memcpy(&info->res[info->no_of_stacks++], ri, sizeof(STACK_RES));
-			}
-		}
-	}
+	return res->Personality == TYPE_UBOX_IIO;
 }
 
 uint32_t get_socket_stack_busno(uint32_t socket, uint32_t stack)