ARM: shmobile: defconfig: Enable RENESAS_WDT_GEN

R-Car Gen2 and RZ/G1 platforms come with a watchdog IP, therefore enable
its driver by default.
Signed-off-by: NFabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: NRamesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
Reviewed-by: NWolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/configs/shmobile_defconfig

@@ -128,6 +128,7 @@ CONFIG_CPU_THERMAL=y
 CONFIG_RCAR_THERMAL=y
 CONFIG_WATCHDOG=y
 CONFIG_DA9063_WATCHDOG=y
+CONFIG_RENESAS_WDT=y
 CONFIG_MFD_AS3711=y
 CONFIG_MFD_DA9063=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y