i2c: i2c_cdns: Enable i2c clock

Enable i2c controller clock from driver probe function
by calling clk_enable().

Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
1 file changed