[PATCH v2 2/3] pwm: stm32: Fix calculation of prescaler

[Uwe Kleine-König]

Hello,

[Dropping Benjamin Gaignard, his address doesn't work]

On Fri, Jun 21, 2024 at 04:37:13PM +0200, Uwe Kleine-König wrote:
>  	prescaler = mul_u64_u64_div_u64(period_ns, clk_get_rate(priv->clk),
> -					(u64)NSEC_PER_SEC * priv->max_arr);
> -	if (prescaler > 0)
> -		prescaler -= 1;
> -
> +					(u64)NSEC_PER_SEC * (priv->max_arr + 1));

priv->max_arr + 1 needs a cast to u64 as max_arr is an u32 that for some
hardware is 0xffffffff.

I fix that when applying.

Best regards
Uwe
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