[PATCH v2] clk: Use div64_ul instead of do_div

[Stephen Boyd]

Please fix the subject. It should be "clk: npcm7xx: Use ..."

Quoting cgel.zte at gmail.com (2021-11-18 00:28:58)
> From: Changcheng Deng <deng.changcheng at zte.com.cn>
> 
> do_div() does a 64-by-32 division. Here the divisor is an unsigned long
> which on some platforms is 64 bit wide. So use div64_ul instead of do_div
> to avoid a possible truncation.
> 
> Reported-by: Zeal Robot <zealci at zte.com.cn>
> Signed-off-by: Changcheng Deng <deng.changcheng at zte.com.cn>