inform the system when the clock source is no longer required.
void clk_disable (
|struct clk * clk|
struct clk * clk
Inform the system that a clock source is no longer required by
a driver and may be shut down.
May be called from atomic contexts.
Implementation detail: if the clock source is shared between
clk_enable calls must be balanced by the
same number of
clk_disable calls for the clock source to be