[PATCH] clk: bcm2835: fix bcm2835_clock_rate_from_divisor declaration

[Stephen Boyd]

Quoting Stefan Wahren (2022-09-04 07:10:37)
> The return value of bcm2835_clock_rate_from_divisor is always unsigned
> and also all caller expect this. So fix the declaration accordingly.
> 
> Fixes: 41691b8862e2 ("clk: bcm2835: Add support for programming the audio domain clocks")
> Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
> ---

Applied to clk-next