fix(drivers/rcar3): console: fix a return value of console_rcar_init

This commit fixes a return value of console_rcar_init because it is
expected to return 1 on success but the function always returns 0.

Signed-off-by: Toshiyuki Ogasahara <toshiyuki.ogasahara.bo@hitachi.com>
Signed-off-by: Yoshifumi Hosoya <yoshifumi.hosoya.wj@renesas.com>
Change-Id: I97a6800578e3c517c0c1e3c00dc75f0ef75e8778
diff --git a/drivers/renesas/common/console/rcar_console.S b/drivers/renesas/common/console/rcar_console.S
index 29baa67..b683d7b 100644
--- a/drivers/renesas/common/console/rcar_console.S
+++ b/drivers/renesas/common/console/rcar_console.S
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019, Renesas Electronics Corporation. All rights reserved.
+ * Copyright (c) 2018-2021, Renesas Electronics Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -63,7 +63,7 @@
 	 * ---------------------------------------------
 	 */
 func console_rcar_init
-	mov	w0, #0
+	mov	w0, #1
 	ret
 endfunc console_rcar_init