clk: add clk_possible_parents debugfs file

For validation purposes, it's often useful to be able to retrieve the list
of possible parents in userspace. Add a debugfs file for every clock which
has more than 1 possible parent.

Signed-off-by: Peter De Schrijver <[email protected]>
Reviewed-by: Jon Mayo <[email protected]>
[[email protected]: Remove useless cast from void and extra
newline]
Signed-off-by: Stephen Boyd <[email protected]>
Signed-off-by: Michael Turquette <[email protected]>

0 files changed, 0 insertions, 0 deletions