Adding upstream version 2.10.0+dfsg.upstream/2.10.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/plat/imx/imx93/plat_topology.c b/plat/imx/imx93/plat_topology.c
new file mode 100644
index 0000000..739e2b9
--- /dev/null
+++ b/plat/imx/imx93/plat_topology.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022-2023 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <arch_helpers.h>
+#include <plat/common/platform.h>
+
+const unsigned char imx_power_domain_tree_desc[] = {
+	PWR_DOMAIN_AT_MAX_LVL,
+	PLATFORM_CLUSTER_COUNT,
+	PLATFORM_CLUSTER0_CORE_COUNT,
+};
+
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+	return imx_power_domain_tree_desc;
+}
+
+/*
+ * Only one cluster is planned for i.MX9 family, no need
+ * to consider the cluster id
+ */
+int plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+	unsigned int cpu_id;
+
+	mpidr &= MPIDR_AFFINITY_MASK;
+
+	if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)) {
+		return -1;
+	}
+
+	cpu_id = MPIDR_AFFLVL1_VAL(mpidr);
+
+	return cpu_id;
+}