diff --git a/plat/arm/css/drivers/scmi/scmi.h b/plat/arm/css/drivers/scmi/scmi.h
index e1358bf..28dfc9a 100644
--- a/plat/arm/css/drivers/scmi/scmi.h
+++ b/plat/arm/css/drivers/scmi/scmi.h
@@ -8,6 +8,7 @@
 #define SCMI_H
 
 #include <bakery_lock.h>
+#include <psci.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <spinlock.h>
@@ -162,4 +163,7 @@
 /* API to get the platform specific SCMI channel information. */
 scmi_channel_plat_info_t *plat_css_get_scmi_info();
 
+/* API to override default PSCI callbacks for platforms that support SCMI. */
+const plat_psci_ops_t *css_scmi_override_pm_ops(plat_psci_ops_t *ops);
+
 #endif /* SCMI_H */
diff --git a/plat/arm/css/drivers/scp/css_pm_scmi.c b/plat/arm/css/drivers/scp/css_pm_scmi.c
index 956f583..1397fd8 100644
--- a/plat/arm/css/drivers/scp/css_pm_scmi.c
+++ b/plat/arm/css/drivers/scp/css_pm_scmi.c
@@ -339,7 +339,7 @@
  * the SCMI driver, query capability via SCMI and modify the PSCI capability
  * based on that.
  *****************************************************************************/
-const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops)
+const plat_psci_ops_t *css_scmi_override_pm_ops(plat_psci_ops_t *ops)
 {
 	uint32_t msg_attr;
 	int ret;
diff --git a/plat/arm/css/sgi/sgi_bl31_setup.c b/plat/arm/css/sgi/sgi_bl31_setup.c
index ce85026..d44f89c 100644
--- a/plat/arm/css/sgi/sgi_bl31_setup.c
+++ b/plat/arm/css/sgi/sgi_bl31_setup.c
@@ -101,3 +101,8 @@
 	sgi_ras_intr_handler_setup();
 #endif
 }
+
+const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops)
+{
+	return css_scmi_override_pm_ops(ops);
+}
diff --git a/plat/arm/css/sgm/sgm_bl31_setup.c b/plat/arm/css/sgm/sgm_bl31_setup.c
index 29c32e7..952572e 100644
--- a/plat/arm/css/sgm/sgm_bl31_setup.c
+++ b/plat/arm/css/sgm/sgm_bl31_setup.c
@@ -47,3 +47,8 @@
 
 	arm_bl31_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3);
 }
+
+const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops)
+{
+	return css_scmi_override_pm_ops(ops);
+}