The module clk should be enabled before write to
its register in probe(), and the clk can be disabled
after.
Signed-off-by: NJingchang Lu <b35083@freescale.com>
Reviewed-by: NSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>