clk: meson: add fractional part of meson8b fixed_pll

Add the missing frac parameter to the meson8b fixed_pll. It seems to be
always on this platform, so the rate remains unchanged

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
1 file changed