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_plat.c b/plat/arm/board/rdn2/rdn2_plat.c
new file mode 100644
index 0000000..5bf14e3
--- /dev/null
+++ b/plat/arm/board/rdn2/rdn2_plat.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/common/platform.h>
+#include <sgi_plat.h>
+
+unsigned int plat_arm_sgi_get_platform_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
+ & SID_SYSTEM_ID_PART_NUM_MASK;
+}
+
+unsigned int plat_arm_sgi_get_config_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
+}
+
+unsigned int plat_arm_sgi_get_multi_chip_mode(void)
+{
+ return (mmio_read_32(SID_REG_BASE + SID_NODE_ID_OFFSET) &
+ SID_MULTI_CHIP_MODE_MASK) >>
+ SID_MULTI_CHIP_MODE_SHIFT;
+}
+
+void bl31_platform_setup(void)
+{
+ sgi_bl31_common_platform_setup();
+}