drm/amd/pp: Add cases for getting phys and disp clks for SMU10

Add case options to retrieve either physical or display clocks with
voltage from SMU controller that are needed by display driver.

Signed-off-by: Mikita Lipski <mikita.lipski@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>