clk: rockchip: Remove values for mmask and nmask in struct clk_fractional_divider

Now that fractional_divider clk computes mmask and nmask when needed, there
is no more need to provide them explicitly anymore.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/58e1950566e40e2fbb31004baee57a164ca6a390.1680423909.git.christophe.jaillet@wanadoo.fr
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: tititiou36

drivers/clk/rockchip/clk.c

@@ -244,10 +244,8 @@ static struct clk *rockchip_clk_register_frac_branch(
 	div->reg = base + muxdiv_offset;
 	div->mshift = 16;
 	div->mwidth = 16;
-	div->mmask = GENMASK(div->mwidth - 1, 0) << div->mshift;
 	div->nshift = 0;
 	div->nwidth = 16;
-	div->nmask = GENMASK(div->nwidth - 1, 0) << div->nshift;
 	div->lock = lock;
 	div->approximation = rockchip_fractional_approximation;
 	div_ops = &clk_fractional_divider_ops;