mfd: t7l66xb: prepare/unprepare clocks
mfd: t7l66xb: prepare/unprepare clocks

Change clk_enable/disable() calls to clk_prepare_enable() and
clk_disable_unprepare().

Signed-off-by: Dmitry Eremin-Solenikov <b6edad08270b2e4ffbcb0879e25a0e29a48c5275@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs