ARM: rmobile: Enable clock framework on Salvator-X

Since there is now a clock driver for RCar Gen3, enable it on this board.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/configs/r8a7796_salvator-x_defconfig b/configs/r8a7796_salvator-x_defconfig
index 6ea2d52..b408cb0 100644
--- a/configs/r8a7796_salvator-x_defconfig
+++ b/configs/r8a7796_salvator-x_defconfig
@@ -16,6 +16,8 @@
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_FAT=y
+CONFIG_CLK=y
+CONFIG_CLK_RENESAS=y
 CONFIG_SH_SDHI=y
 CONFIG_DM_ETH=y
 CONFIG_RENESAS_RAVB=y