GitLab

Simplify the handling of the register bits to select the parent clock,
by storing a bitmask instead of separate shift and width values.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/5f05a5110d222ce5a113e683fe2aa726f4100b73.1617281699.git.geert+renesas@glider.be