feat(plat/qti/sc7280): support for qti sc7280 plat

new qti platform sc7280 support addition

Signed-off-by: Saurabh Gorecha <sgorecha@codeaurora.org>
Change-Id: I3dd99d8744a6c313f7dfbbee7ae2cbd6f21656c1
diff --git a/plat/qti/qtiseclib/src/qtiseclib_cb_interface.c b/plat/qti/qtiseclib/src/qtiseclib_cb_interface.c
index bb552c6..c4cd259 100644
--- a/plat/qti/qtiseclib/src/qtiseclib_cb_interface.c
+++ b/plat/qti/qtiseclib/src/qtiseclib_cb_interface.c
@@ -132,6 +132,10 @@
 	void *ctx;
 
 	ctx = cm_get_context(NON_SECURE);
+	if (ctx) {
+		/* nothing to be done w/o ns context */
+		return;
+	}
 
 	qti_ns_ctx->spsr_el3 =
 	    read_ctx_reg(get_el3state_ctx(ctx), CTX_SPSR_EL3);