board/rdn2: add board support for rdn2 platform
Add the initial board support for RD-N2 platform.
Change-Id: I8325885bf248dd92191d6fc92a2da91c23118f8c
Signed-off-by: Aditya Angadi <aditya.angadi@arm.com>
diff --git a/plat/arm/board/rdn2/rdn2_topology.c b/plat/arm/board/rdn2/rdn2_topology.c
new file mode 100644
index 0000000..5c2e287
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_topology.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+#include <plat/arm/css/common/css_pm.h>
+
+/******************************************************************************
+ * The power domain tree descriptor.
+ ******************************************************************************/
+const unsigned char rd_n2_pd_tree_desc[] = {
+ PLAT_ARM_CLUSTER_COUNT,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+ CSS_SGI_MAX_CPUS_PER_CLUSTER,
+};
+
+/*******************************************************************************
+ * This function returns the topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return rd_n2_pd_tree_desc;
+}
+
+/*******************************************************************************
+ * The array mapping platform core position (implemented by plat_my_core_pos())
+ * to the SCMI power domain ID implemented by SCP.
+ ******************************************************************************/
+const uint32_t plat_css_core_pos_to_scmi_dmn_id_map[] = {
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x0)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x1)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x2)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x3)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x4)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x5)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x6)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x7)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x8)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x9)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xA)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xB)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xC)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xD)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xE)),
+ (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0xF)),
+};