clk_get — lookup and obtain a reference to a clock producer.
|struct device * dev,|
|const char * id|
Returns a struct clk corresponding to the clock producer, or
IS_ERR condition containing errno. The implementation
id to determine the clock consumer, and thereby
the clock producer. (IOW,
id may be identical strings, but
clk_get may return different clock producers depending on
Drivers must assume that the clock source is not enabled.
clk_get should not be called from within interrupt context.