1 files changed, 31 insertions, 0 deletions
diff --git a/plat/hisilicon/poplar/plat_topology.c b/plat/hisilicon/poplar/plat_topology.c
new file mode 100644
index 00000000..3dd818e0
--- /dev/null
+++ b/plat/hisilicon/poplar/plat_topology.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <plat_arm.h>
+#include <psci.h>
+#include "platform_def.h"
+
+const unsigned char hisi_power_domain_tree_desc[] = {
+	PLATFORM_CLUSTER_COUNT,
+	PLATFORM_CORE_COUNT,
+};
+
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+	return hisi_power_domain_tree_desc;
+}
+
+int plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+	if (mpidr & MPIDR_CLUSTER_MASK)
+		return -1;
+
+	if ((mpidr & MPIDR_CPU_MASK) >= PLATFORM_CORE_COUNT)
+		return -1;
+
+	return plat_arm_calc_core_pos(mpidr);
+}