[PATCH v3 3/5] spi: sun6i: add quirk for in-controller clock divider

[Maxim Kiselev]

> This case assumes that the SDM bit is zero already. I think just
> masking both bits off above, right after the read, is the easiest, then
> you can also lose the else branch below entirely.

Thanks for this remark. I fixed it in the next revision.