uniphier: support Socionext UniPhier platform
Initial commit for Socionext UniPhier SoC support. BL1, Bl2, and
BL31 are supported. Refer to docs/plat/socionext-uniphier.md for
more detais.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/plat/socionext/uniphier/uniphier_tbbr.c b/plat/socionext/uniphier/uniphier_tbbr.c
new file mode 100644
index 0000000..cafe1a3
--- /dev/null
+++ b/plat/socionext/uniphier/uniphier_tbbr.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform.h>
+
+int plat_get_rotpk_info(void *cookie, void **key_ptr, unsigned int *key_len,
+ unsigned int *flags)
+{
+ *flags = ROTPK_NOT_DEPLOYED;
+
+ return 0;
+}
+
+int plat_get_nv_ctr(void *cookie, unsigned int *nv_ctr)
+{
+ /*
+ * No support for non-volatile counter. Update the ROT key to protect
+ * the system against rollback.
+ */
+ *nv_ctr = 0;
+
+ return 0;
+}
+
+int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr)
+{
+ return 0;
+}